# List of museums in Maryland

This list of museums in Maryland encompasses museums, defined for this context as institutions (including nonprofit organizations, government entities, and private businesses) that collect and care for objects of cultural, artistic, scientific, or historical interest and make their collections or related exhibits available for public viewing. Museums that exist only in cyberspace (i.e., virtual museums) are not included.

## Museums

To use the sortable table, click on the icons at the top of each column to sort that column in alphabetical order; click again for reverse alphabetical order.
| Name | Location | County | Region | Area of study | Summary |
| Aberdeen Room Archives & Museum | Aberdeen | Harford | Central | Local history | |
| Academy Art Museum | Easton | Talbot | Eastern Shore | Art | works on paper and contemporary works by American and European masters |
| Adkins Historical Museum | Mardela Springs | Wicomico | Eastern Shore | Open air | eight historic buildings and the gravestones of a Revolutionary War patriot and his wife, buildings open by appointment |
| African American Heritage House | La Plata | Charles | Southern | African American | Slavery and African American culture in 19th–20th-century Charles County, open by appointment |
| African American Schoolhouse Museum | Worton | Kent | Eastern Shore | School | Open by appointment |
| African Art Museum of Maryland | Columbia | Howard | Central | Art | masks, sculptured figures, textiles, basketry, jewelry, household items, and musical instruments from Africa |
| Agricultural History Farm Park | Derwood | Montgomery | Capital | Agriculture | 10-acre (40,000 m$^2$) complex with historic 1908 Bussard Farmstead farmhouse, barn, assorted farm buildings and an activity center |
| Airmen Memorial Museum | Suitland | Prince George's | Capital | Military | history of enlisted airmen from 1907 to the present day |
| Albin O. Kuhn Library & Gallery | Catonsville | Baltimore | Central | Art | Part of University of Maryland, Baltimore County |
| Allegany Museum | Cumberland | Allegany | Western | Local history | exhibits include transportation, natural history, changing life, industry, folk art |
| American Red Cross Information & History Center | Walkersville | Frederick | Western | History | history of the American Red Cross and the Frederick County Chapter |
| Annapolis Maritime Museum | Annapolis | Anne Arundel | Central | Maritime | maritime environment and culture of the Chesapeake Bay area, includes Barge House Museum |
| Anne Arundel County Free School | Davidsonville | Anne Arundel | Central | Education | One room colonial school |
| Annmarie Garden | Solomons | Calvert | Southern | Art | 30-acre (120,000 m$^2$) outdoor sculpture park and arts building for exhibits, classes and workshops |
| Antietam National Battlefield | Sharpsburg | Washington | Western | Civil War | Includes Visitor Center with exhibits about the Battle of Antietam and the Pry House Field Hospital Museum, about medical care of the wounded in the Civil War |
| Art Gallery at the University of Maryland | College Park | Prince George's | Capital | Art | Exhibition of significant and challenging contemporary art with an emphasis on emerging and mid-career artists, permanent collections of traditional African sculpture, Social Realist Work from the 1930s, Chinese vessels from 2nd-century B.C. to 17th-century AD, 20th-century Japanese prints, 1930s mural studies |
| Art Institute & Gallery | Salisbury | Wicomico | Eastern Shore | Art | visual arts center |
| B&O Ellicott City Station Museum | Ellicott City | Howard | Central | Railway | Oldest surviving railroad station in America, freight house features 40-foot (12 m) HO-gauge model train |
| Bainbridge Naval Training Center Museum | Port Deposit | Cecil | Eastern Shore | Military | history of United States Naval Training Center Bainbridge |
| Ballestone-Stansbury House | Essex | Baltimore | Central | Historic house | 19th-century-period house with American Decorative arts from 1780-1880 |
| Banneker-Douglass Museum | Annapolis | Anne Arundel | Central | African American | Black life in Maryland, African and African American art, important African American Marylanders |
| Barbara Fritchie House and Museum | Frederick | Frederick | Western | Historic house | Reconstructed house of Barbara Fritchie, heroine of John Greenleaf Whittier's poem from the Civil War. "Shoot if you must, this old gray head, but spare your country's flag, she said" while leaning out an upstairs window. https://web.archive.org/web/20151019062408/http://www.visitfrederick.org/members/view/84 |
| Barren Creek Springs Heritage Center and Museum | Mardela Springs | Wicomico | Eastern Shore | Local history | operated by the Westside Historical Society, includes the museum, Barren Creek Springs Church and Barren Creek Springhouse |
| Barron's C & O Canal Museum & Country Store | Sharpsburg | Washington | Western | History | C&O Canal artifacts, located at Snyder's Landing |
| Beall-Dawson House | Rockville | Montgomery | Capital | Historic house | Operated by the Montgomery County Historical Society, early-19th-century-period house including indoor slave quarters, and the Stonestreet Museum of 19th Century Medicine |
| Beatty-Cramer House | Frederick | Frederick | Western | Historic house | owned by the Frederick County Landmarks Foundation, open by appointment, 1732 Beatty house, c.1855 Cramer house addition, 18th-century spring house, 19th-century smoke house |
| Beaver Creek School Museum | Hagerstown | Washington | Western | History | operated by the Washington County Historical Society, 1904 two-room schoolhouse, exhibits include a recreated workshop, cobblers station, vintage toys and dolls, clothing, antique instruments, recreation of an early-20th-century parlor |
| Belair Mansion | Bowie | Prince George's | Capital | Historic house | Five-part Georgian plantation house of Samuel Ogle, Provincial Governor of Maryland, later home to William Woodward, Jr., famous horseman in the first half of the 20th century |
| Belair Stable Museum | Bowie | Prince George's | Capital | Historic site | Horse stable museum |
| Belmont Manor and Historic Park | Elkridge | Howard | Central | Historic house | Mid 18th century manor house and park |
| Benjamin Banneker Historical Park and Museum | Catonsville | Baltimore | Central | Biographical | Operated by Baltimore County, 138-acre (0.56 km$^2$) park with museum about African American mathematician and scientist Benjamin Banneker |
| Benson-Hammond House | Linthicum | Anne Arundel | Central | Historic house | Operated by the Ann Arrundell County Historical Society |
| Betterton Heritage Museum | Betterton | Kent | Eastern Shore | Local history | |
| Billingsley House Museum | Upper Marlboro | Prince George's | Capital | Historic house | brick Tidewater Colonial plantation house that sits on 430 acres (1.7 km$^2$) |
| Bjorlee Museum | Frederic | Frederick | Western | Education | History of the Maryland School for the Deaf |
| Blackwater National Wildlife Refuge | Cambridge | Dorchester | Eastern Shore | Natural history | Visitors center contains wildlife exhibits, bird-watching cameras and viewing areas |
| Bob's Vintage Museum | Columbia | Howard | Central | Transportation | historic BMW motorcycles, parts and accessories, trophies, collectibles, BMW toys and scale models, advertising |
| Boonsborough Museum of History | Boonsboro | Washington | Western | Local history | Civil War and local history artifacts |
| Boonsboro Trolley Museum | Boonsboro | Washington | Western | Railway | restored trolley station and cars |
| Bowman House | Boonsboro | Washington | Western | Historic house | 19th-century log house, operated by the Boonsboro Historical Society |
| Boyds Negro School | Sandy Spring | Montgomery | Capital | School | operated by the Boyds Historical Society, one room building that served as the only public school for African Americans in the Boyds area from 1895–1936 |
| Brooke Whiting House & Museum | Cumberland | Allegany | Western | Decorative arts | collections include Chinese ceramics, Allegany County historic glassware, American furniture, period rooms, Asian works of art, American, British, and European decorative arts; operated by the Allegany County Historical Society |
| Bruce "Snake" Gabrielson's Surf Art Gallery and Museum | Chesapeake Beach | Calvert | Southern | History | This free museum contains many significant historical items related to the sport of surfing collected by its founder over the past 50 years. Website |
| Brunswick Heritage Museum | Brunswick | Frederick | Western | Railway | Demonstrates the effect of railroads on society in a company town |
| Button Farm Living History Center | Germantown | Montgomery | Capital | Living | 19th-century slave plantation life, features a Civil War-era barn, outbuildings, and slave cemetery, and is home to the Underground Railroad Immersion Experience; set on 60 acres (240,000 m$^2$) of Seneca Creek State Park, project of The Menare Foundation |
| C&D Canal Museum | Chesapeake City | Cecil | Eastern Shore | Transportation - Canal | History of the Chesapeake and Delaware Canal |
| Calvert Marine Museum | Solomons | Calvert | Southern | Maritime | Traditional Chesapeake Bay wooden vessels, human activity along the Patuxent River, marine fossils, local maritime industry, lighthouses, live otters and estuary marine life |
| Calvin B. Taylor House | Berlin | Worcester | Eastern Shore | Historic house | 19th-century house museum with gallery of local memorabilia; operated by the Berlin Heritage Foundation |
| Canal Place | Cumberland | Allegany | Western | Transportation | Location of the C&O Canal National Historical Park Cumberland Visitor Center, canal boat replica "The Cumberland" and Western Maryland Scenic Railroad |
| Captain Salem Avery House Museum | Shady Side | Anne Arundel | Central | Maritime | Operated by the Shady Side Rural Heritage Society; watermen's museum in an 1860 house |
| Carroll County Farm Museum | Westminster | Carroll | Central | Open air | Mid-19th-century rural life depicted with original farm structures, such as the 1850s farmhouse, bank barn, smokehouse, broom shop, saddlery, springhouse, Living History Center, wagon shed, general store exhibit, and one-room schoolhouse |
| Cecil County Farm Museum | Elkton | Cecil | Eastern Shore | Agriculture | |
| Center for Art, Design and Visual Culture | Catonsville | Baltimore | Central | Art | Art gallery of the University of Maryland, Baltimore County, manages the Joseph Beuys Sculpture Park |
| Charles Carroll House of Annapolis | Annapolis | Anne Arundel | Central | Historic house | home of Charles Carroll of Annapolis, (1702-1782), and Charles Carroll of Carrollton, (1737-1832) |
| Chesapeake and Ohio Canal National Historical Park | Various | | | Transportation - Canal | Visitor centers at Georgetown, Great Falls Tavern, Brunswick, Williamsport, Hancock, and Cumberland have displays and interpretive exhibits about the history of the C & O Canal |
| Chesapeake Bay Maritime Museum | St. Michaels | Talbot | Eastern Shore | Maritime | Chesapeake Bay maritime, historical and Native American artifacts, visual arts and indigenous water craft |
| Chesapeake Beach Railway Museum | Chesapeake Beach | Calvert | Southern | Railway | History of Chesapeake Beach Railway, also local history |
| Chesapeake Children's Museum | Annapolis | Anne Arundel | Central | Children's | |
| Chesapeake Fire Museum | Hebron | Wicomico | Eastern Shore | Firefighting | |
| Chestertown RiverArts | Chestertown | Kent | Eastern Shore | Art | community art center with an exhibit gallery |
| Choptank River Light | Cambridge | Dorchester | Eastern Shore | Maritime | Replica lighthouse open for tours |
| Clara Barton National Historic Site | Glen Echo | Montgomery | Capital | Biographical | Early history of the American Red Cross and the last home of its founder, Clara Barton |
| Cliffs Schoolhouse | Cliff City | Kent | Eastern Shore | School | Open by appointment |
| College Park Aviation Museum | College Park | Prince George's | Capital | Aviation | Antique and reproduction airplanes, aviation artifacts associated with historic College Park Airport |
| Concord Point Lighthouse | Havre de Grace | Harford | Central | Maritime | |
| Costen House | Pocomoke City | Worcester | Eastern Shore | Historic house | 1870 Victorian house |
| Country Store & Drug Store Museum | Mt. Airy | Carroll | Central | History | turn of the 20th century country store and pharmacy, tours by appointment |
| Cove Point Light | Lusby | Calvert | Southern | Maritime | Operated by the Calvert Marine Museum, seasonal tours of the operating lighthouse |
| Cray House | Stevensville | Queen Anne's | Eastern Shore | Historic house | 1809 two-room house |
| Darnall's Chance House Museum | Upper Marlboro | Prince George's | Capital | Historic house | 1742 15-room brick house furnished to 1760 |
| David C. Driskell Center for the Study of the Visual Arts and Culture of African Americans and the African Diaspora | College Park | Prince George's County | Capital | Art | Part of University of Maryland, College Park |
| Deep Creek Lake Discovery Center | Swanton | Garrett | Western | Nature center | Exhibits about the area's natural, cultural and historical heritage |
| Delaplaine Visual Arts Education Center | Frederick | Frederick | Western | Art | houses five galleries for art exhibits |
| Dickinson Gorsuch Farm Museum | Cockeysville | Baltimore | Central | Agriculture | operated by appointment by the Historical Society of Baltimore County, farm tools and equipment |
| Discovery Station | Hagerstown | Washington | Western | Science | Science, technology, space exploration, history, geology, health, agricultural and transportation exhibits |
| Doleman Black Heritage Museum | Hagerstown | Washington | Western | African American | |
| Dr. Samuel A. Mudd House | Waldorf | Charles | Southern | Historic house | Home of Lincoln assassination conspirator Samuel A. Mudd |
| Dundalk-Patapsco Neck Historical Society Museum | Dundalk | Baltimore | Central | Local history | period rooms, local artifacts and photographs |
| Eden Mill Nature Center & Historic Mill Museum | Pylesville | Harford | Central | Nature center | Natural history exhibits, historic grist mill |
| Ellicott City Colored School | Ellicott City | Howard | Central | African American | tours by appointment |
| Ellicott City Fire Station | Ellicott City | Howard | Central | Firefighting | open by appointment |
| Family Heritage Museum | Friendsville | Garrett | Western | History | located on the 1st floor of the Friend Family Association of America |
| Federalsburg Area Heritage Museum | Federalsburg | Caroline | Eastern Shore | Local history | |
| Fire Museum of Maryland | Lutherville | Baltimore | Central | Firefighting | firefighting equipment, apparatus and memorabilia, over 50 rigs |
| Fort Frederick State Park | Big Pool | Washington | Western | Military | Restored stone walls, 1758 barracks, exhibits, also museum about the Civilian Conservation Corps |
| Fort George G. Meade Museum | Fort Meade | Anne Arundel | Central | Military | Historical artifacts, uniforms, weapons, tanks, photographs, documents and paintings pertaining to the history of Fort George G. Meade |
| Fort Washington Park | Fort Washington | Prince George's | Capital | Military | Visitor center houses exhibits about the fort |
| Frederick County Fire & Rescue Museum | Emmitsburg | Frederick | Western | Firefighting | historic fire apparatus, equipment, uniforms |
| Frostburg Museum | Frostburg | Allegany | Western | Local history | coal mining, cameras and historic photographs, band instruments, school exhibit, tools and farm implements, doll houses, local artifacts |
| Furnace Town Living Heritage Museum | Snow Hill | Worcester | Eastern Shore | Living | 1830s village for local iron manufacturing industry |
| Gaithersburg Community Museum | Gaithersburg | Montgomery | Capital | Local history | Historic freight house, history park and a caboose |
| Gaithersburg - Washington Grove V.F.D. Fire Museum | Gaithersburg | Montgomery | Capital | Firefighting | |
| Galesville Heritage Museum | Galesville | Anne Arundel | Central | Local history | operated by the Galesville Heritage Society |
| Garrett County Historical Society Museum | Oakland | Garrett | Western | Local history | includes model train layout, schools, coal mining, industry, culture, clothing, military, period room displays |
| Garrett County Transportation Museum | Oakland | Garrett | Western | Transportation | includes carriages, sleighs, buggies, fire department artifacts and automobiles, blacksmith shop, local history displays, operated by the Garrett County Historical Society |
| Geddes-Piper House | Chestertown | Kent | Eastern Shore | Historic house | 1784 Georgian brick townhouse, headquarters of the Historical Society of Kent County |
| Geiser-Mason Farm Museum | Smithsburg | Washington | Western | Agriculture | Open by appointment |
| George Alfred Townsend Museum | Burkittsville | Frederick | Western | Biographical | Part of Gathland State Park, includes remains of estate of Civil War correspondent George Alfred Townsend |
| Goldman Art Gallery | Rockville | Montgomery | Capital | Ethnic - Jewish | part of the Jewish Community Center of Greater Washington |
| Girdletree Barnes Bank | Girdletree | Worcester | Eastern Shore | Local history | Housed in an early-20th-century bank building |
| Glenn L. Martin Maryland Aviation Museum | Middle River | Baltimore | Central | Aerospace | aviation and aerospace history in Maryland, particularly the Glenn L. Martin Company |
| Glenview Mansion Art Gallery | Rockville | Montgomery | Capital | Art | Changing exhibits |
| Goddard Visitor Center | Greenbelt | Prince George's | Capital | Aerospace | Part of Goddard Space Flight Center |
| Gordon-Roberts House | Cumberland | Allegany | Western | Historic house | home of the Allegany County Historical Society, Second Empire style home decorated for upper-class family life of the late 19th century |
| Goucher College Art Galleries | Towson | Baltimore | Central | Art | Silber Art Gallery, Rosenberg Gallery and Corrin Student Gallery |
| Government House | Annapolis | Anne Arundel | Central | Historic house | Home for the governor of Maryland since 1870 |
| Grantsville Community Museum | Grantsville | Garrett | Western | Local history | operated by the Garrett County Historical Society |
| Greenbelt Museum | Greenbelt | Prince George's | Capital | Historic house | original International Style house furnished with objects from the period of 1936-1946 |
| Hager House | Hagerstown | Washington | Western | Historic house | 1739 fieldstone frontier house |
| Hagerstown Aviation Museum | Hagerstown | Washington | Western | Aviation | story of Hagerstown’s over seventy-year history of aircraft design and manufacture |
| Hagerstown Railroad Museum | Hagerstown | Washington | Western | Railway | includes a steam engine, signs, signals, bells, telephones and tools that were used by railroad workers |
| Hagerstown Roundhouse Museum | Hagerstown | Washington | Western | Railway | Area railroad history and model train layouts |
| Hammond-Harwood House | Annapolis | Anne Arundel | Central | Historic house | 1774 mansion |
| Hampton National Historic Site | Hampton | Baltimore | Central | Historic house | 18th-century estate including a Georgian manor house and original stone slave quarters |
| Hancock's Resolution | Pasadena | Anne Arundel | Central | Living | 1785 farmstead park on 26 acres (110,000 m$^2$), consists of stone house, kitchen added in the 1850s, a stone milk house, gardens, a cemetery and an active beehive, operated by the Friends of Hancock's Resolution |
| Hancock Museum and Visitor's Center | Hancock | Washington | Western | Local history | natural history, orchard industry, operated by the Hancock Historical Society and the Town of Hancock |
| Hancock Town Museum | Hancock | Washington | Western | Local history | antiques, tools, local artifacts, exhibits on C & O Canal, National Pike, and Western Maryland Railroad; operated by the Hancock Historical Society, also Hancock Toll House open by appointment |
| Harriet Tubman Museum & Educational Center | Cambridge | Dorchester | Eastern Shore | Biographical | life of Harriet Tubman |
| Havre de Grace Decoy Museum | Havre de Grace | Harford | Central | Art | collection of working & decorative Chesapeake Bay decoys, historical and cultural legacy of waterfowling and decoy making |
| Havre de Grace Maritime Museum | Havre de Grace | Harford | Central | Maritime | collection of working & decorative Chesapeake Bay decoys, historical and cultural legacy of waterfowling and decoy making |
| Hays House Museum | Bel Air | Harford | Central | Historic house | Operated by the Historical Society of Harford County, Colonial period house |
| Heart of the Civil War Heritage Area Exhibit and Visitor Center | Sharpsburg | Washington | Western | Civil War | Displays about the Civil War in the Washington, Carroll and Frederick County, area visitor information |
| Heritage Society of Essex and Middle River | Essex | Baltimore | Central | Local history | |
| His Lordship's Kindness | Clinton | Prince George's | Capital | Historic house | 1780s Georgian mansion and plantation, also known as Poplar Hill on His Lordship's Kindness |
| Historic Annapolis Museum | Annapolis | Anne Arundel | Central | Local history | also called 99 Maine Street, operated by the Historic Annapolis Foundation |
| Historic Port Tobacco Village | Port Tobacco | Charles | Southern | Local history | costumed docents tell story of Port Tobacco from 1620 to present, tours include the Port Tobacco Courthouse, Stagg Hall, and Burch House |
| Historical Society of Baltimore County | Cockeysville | Baltimore | Central | County history, genealogy resources | Located in a historic almshouse |
| Historical Society of Carroll County | Westminster | Carroll | Central | Historic house | operates the 1807 Sherman-Fisher-Shellman House and adjacent Shriver-Weybright Exhibition Gallery in the Kimmey House |
| Historical Society of Cecil County | Elkton | Cecil | Eastern Shore | Local history | 19th-century furnishings, historic artifacts, works of art of local interest, country store, log house, the Early American kitchen and John F. DeWitt Military Museum |
| Historical Society of Harford County | Bel Air | Harford | Central | Local history | local and county history artifacts, Native American rock carving collection |
| Historical Society of Talbot County Museum | Easton | Talbot | Eastern Shore | Local history | also gives guided tours of three adjacent historic homes: Joseph's Cottage, James Neall House, Forman's Studio |
| Historic London Town and Gardens | Edgewater | Anne Arundel | Central | Multiple | 23-acre (93,000 m$^2$) park with William Brown House, a historic house museum, ongoing archaeological digs of the late-17th- and early-18th-century Londontowne, 8 acres (32,000 m$^2$) of botanical gardens |
| Historic St. Mary's City | St. Mary's City | St. Mary's | Southern | Living | 17th-century setting including reconstructed State House of 1676, Smith's Ordinary, the Godiah Spray Tobacco Plantation, a working colonial farm |
| Hogshead | Annapolis | Anne Arundel | Central | Historic house | Operated by Historic Annapolis Foundation, 18th-century period house with Colonial-era enactors |
| House of Yoder | Grantsville | Garrett | Western | Historic house | modern house of mid-18th-century-period design construction, located in Spruce Forest Artisan Village |
| Howard County Heritage Orientation Center | Ellicott City | Howard | Central | Local history | exhibits on 18th- and 19th-century milling techniques, floods of Ellicott Mills, the Ellicott Family |
| Howard County Historical Society | Ellicott City | Howard | Central | Local history | museum housed in the former First Presbyterian Church |
| Howard County Living Farm Heritage Museum | West Friendship | Howard | Central | Farm | operated by the Howard County Antique Farm Machinery Club |
| Huntington Railroad Museum | Bowie | Prince George's | Capital | Railway | Historic Bowie Station switch tower, freight depot, and waiting shed, caboose |
| Hyattstown Mill | Hyattstown | Montgomery | Capital | Art | historic mill housing the Hyattstown Mill Arts Project |
| Irvin Allen/Michael Cresap Museum | Oldtown | Allegany | Western | Historic house | Also known as Michael Cresap Museum, 1764 stone house with period furnishings, open by appointment and for special events |
| Irvine Nature Center | Owings Mills | Baltimore | Central | Natural history | Set on 116 acres (0.47 km2) of land, exhibits focus on the animals, plants and environment of the Piedmont woodlands, wetlands and meadows |
| James E. Kirwan Museum | Stevensville | Queen Anne's | Eastern Shore | Historic house | operated by the Kent Island Heritage Society |
| Janus Museum | Washington Grove | Montgomery | Capital | Art | work and collections of Allan Janus |
| Jefferson Patterson Park & Museum | St. Leonard | Calvert | Southern | Archaeology | Home of the Maryland Archaeological Conservation Laboratory |
| Jerusalem Mill Village | Jerusalem | Harford | Central | Living | Located in Gunpowder Falls State Park, Quaker village demonstrating 18th- through early-20th-century life |
| J. Millard Tawes Historical Museum | Crisfield | Somerset | Eastern Shore | Local history | Traces the history of the Maryland lower shore |
| John Poole House | Poolesville | Montgomery | Capital | Historic house | operated by Historic Medley, 1793 log house and general store, includes E.L. Stock, Jr. Memorial Arboretum |
| Josiah Henson Park | North Bethesda | Montgomery | Capital | African American | located on the old Isaac Riley Farm where Reverend Josiah Henson lived and worked as a slave from 1795 to 1830. His 1849 autobiography inspired Harriet Beecher Stowe's landmark novel, Uncle Tom's Cabin. |
| Julia A. Purnell Museum | Snow Hill | Worcester | Eastern Shore | Local history | Kitchen and hearth exhibits, Victorian clothing and adornments, machines and tools, general store |
| Kennedy Farm | Sharpsburg | Washington | Western | Historic house | Place where John Brown planned and began his raid on Harpers Ferry, open by appointment |
| Kent Museum | Kennedyville | Kent | Eastern Shore | Agriculture | Agricultural equipment and antique household items |
| King Dairy Barn Mooseum | Germantown | Montgomery | Capital | Agriculture | dairy farming |
| Kingsley Schoolhouse | Clarksburg | Montgomery | Capital | School | late-19th-century one-room schoolhouse |
| Kitzmiller Coal Mining Museum | Kitzmiller | Garrett | Western | Industry - mining | |
| Ladew Topiary Gardens | Monkton | Harford | Central | Historic house | Includes the manor house with antique English furniture, equestrian paintings and fox hunting memorabilia |
| La Grange Plantation | Cambridge | Dorchester | Eastern Shore | Open air | Home of the Dorchester County Historical Society, includes mid-19th-century Georgian Meredith House with period rooms, exhibits on local history, agriculture, domestic life, antique transportation vehicles, trade tools |
| Lamar Surgical Suite and Civil War Museum | Middletown | Frederick | Western | Medical | home of the Central Maryland Heritage League, turn-of-the-century rural medical sanitarium, open by appointment |
| La Plata Train Station | La Plata | Charles | Southern | Railway | station and caboose |
| Latvian Museum | Rockville | Montgomery | Capital | Ethnic | Latvian costumes and textiles, original and reproduction farm tools, examples of traditional crafts |
| Laurel Museum | Laurel | Prince George's | Capital | Local history | Operated by the Laurel Historical Society, mill town roots, railroad connections, African-American community, early suburban experiences, schools, fire department, shops, banks, Main Street |
| Mansion House Art Center | Hagerstown | Washington | Western | Art | 1846 Georgian-style house, headquarters for the Valley Art Association |
| Marietta House Museum | Glenn Dale | Prince George's | Capital | Historic house | Federal style mansion furnished to reflect three generations from 1815 to 1902 |
| Marion Station Railroad Museum | Marion | Somerset | Eastern Shore | Railway | |
| Maryland Dove | St. Mary's City | St. Mary's | Southern | Maritime | Re-creation of a late-17th-century trading ship |
| Maryland State House | Annapolis | Anne Arundel | Central | State capitol | Oldest state capitol in continuous legislative use, dating to 1772 |
| Maryland Veterans Memorial Museum | Newburg | Charles | Southern | Military | |
| Massey Air Museum | Massey | Kent | Eastern Shore | Aviation | Located at the Massey Aerodrome, collection of small aircraft from the 30s to 50s, also puts on air shows |
| McMahon's Mill Civil War Military & American Heritage Museum | Williamsport | Washington | Western | History | open by appointment, military weapons and artifacts, ceramic art, brass rubbings, antique record players, coins, jewelry |
| Miller House Museum | Hagerstown | Washington | Western | Historic house | Federal period brick townhouse, home of the Washington County Historical Society |
| Mitchell Gallery | Annapolis | Anne Arundel | Central | Art | part of St. John's College |
| Monocacy National Battlefield | Frederick | Frederick | Western | Civil War | Visitor center houses interpretive displays and artifacts from the Battle of Monocacy Junction |
| Montpelier Mansion | Laurel | Prince George's | Capital | Historic house | 1780s five-part Georgian home with period rooms |
| Mount Aventine | Bryans Road | Charles | Southern | Historic house | Located in Chapman State Park, mid 19th-century manor house, open for events |
| Mount Calvert Historical & Archaeological Park | Upper Marlboro | Prince George's | Capital | Archaeology | includes outdoor interpretive panels highlighting area's cultural history and a restored plantation house with exhibits about the Native Americans, English Colonists and African Americans at Mount Calvert, as well as artifacts from the ongoing archaeological digs |
| Mount Harmon Plantation | Earleville | Cecil | Eastern Shore | Historic house | 18th-century tobacco plantation on 290 acres (1.2 km$^2$) |
| Mount Savage Museum Bank and Jail | Mount Savage | Allegany | Western | Local history | restored 1800s miners home with exhibits about the Mt. Savage Iron Works, railroad, brick and mining industries, operated by the Mount Savage Historical Society |
| Mt. Zion One Room School Museum | Snow Hill | Worcester | Eastern Shore | School | 19th-century one-room school |
| Museum of Frederick County History | Frederick | Frederick | Western | Local history | operated by the Historical Society of Frederick County, exhibits of historical artifacts, decorative and fine arts that tell the story of Frederick County, Maryland |
| Museum of Rural Life | Denton | Caroline | Eastern Shore | Local history | operated by the Caroline County Historical Society |
| Nabb Research Center for Delmarva History and Culture | Salisbury | Wicomico | Eastern Shore | Local history | changing exhibits from its collections, part of Salisbury University |
| National Capitol Radio & Television Museum | Bowie | Prince George's | Capital | Media | History of radio and television from the telegraph through the rise of television |
| National Capital Trolley Museum | Colesville | Montgomery | Capital | Railway | Historic trolleys used in Washington D.C. |
| National Colonial Farm | Accokeek | Prince George's | Capital | Living | 1770s tobacco planting farm |
| National Cryptologic Museum | Fort Meade | Anne Arundel | Central | Military | Exhibits include working World War II German Enigma machine, a bombe used to break it, and displays covering the history of American cryptology |
| National Electronics Museum | Hunt Valley | Baltimore County | Central | Technology | Telegraph, radio, radar and satellite equipment |
| National Institutes of Health Visitor Center and Nobel Laureate Exhibit Hall | Bethesda | Montgomery | Capital | Medical | Scientific and medical research that improves human health and prevents disease, also additional exhibits on display in several campus locations including the DeWitt Stetten, Jr., Museum of Medical Research |
| National Museum of Civil War Medicine | Frederick | Frederick | Western | Medical | Medical care during the Civil War, advancements in treatment |
| National Museum of Health and Medicine | Silver Spring | Montgomery | Capital | Medical | Located in Forest Glen Annex |
| National Museum of Language | College Park | Prince George's | Capital | Language | The world's languages, their origins, alphabets, and evolution |
| National Shrine of St. Elizabeth Ann Seton | Emmitsburg | Frederick | Western | Religious | Shrine to Elizabeth Ann Seton, also contains museum of her life and canonization, video/orientation theater, restored 1750 Stone House, 1810 White House, Basilica, cemetery and chapel |
| National Wildlife Visitor Center at Patuxent Research Refuge | Laurel | Prince George's | Capital | Natural history | Work at the refuge, global environmental issues, migratory bird studies, habitats, endangered species, research tools and techniques used by scientists |
| New Windsor Museum | New Windsor | Carroll | Central | Local history | operated by the New Windsor Heritage Committee |
| Northampton Plantation Slave Quarters | Lake Arbor | Prince George's | Capital | Open air | Ruins of the manor house, its outbuildings and roads, and the remains of two slave quarters |
| Oakley Cabin African American Museum and Park | Brookeville | Montgomery | Capital | Historic house | early-19th-century African American-owned log cabin, site on the Underground Railroad |
| Ocean City Life-Saving Station Museum | Ocean City | Worcester | Eastern Shore | Maritime | Exhibits on storms, sea life, life-saving in Ocean City, sand collection, aquariums, doll houses |
| Old Jail Museum | Leonardtown | St. Mary's | Southern | Local history | home for St. Mary's County Historical Society archives, also local history artifacts |
| Old Stevensville Post Office | Stevensville | Queen Anne's | Eastern Shore | Historic site | Part of the Historic Sites Consortium of Queen Anne's County |
| Old Town Hall Bank Museum and Exhibit Hall | Poolesville | Montgomery | Capital | Local history | operated by Historic Medley |
| Original Playhouse Children's Museum | New Market | Frederick | Western | Children's | historic fire apparatus, equipment, uniforms |
| Oxford Museum (Maryland) | Oxford | Talbot | Eastern Shore | Local history | |
| Oxon Cove Park and Oxon Hill Farm | Oxon Hill | Prince George's | Capital | Farm | Historic Mount Welby plantation home and working Oxon Hill Farm |
| Patuxent River Naval Air Museum | Lexington Park | St. Mary's | Southern | Aviation | Heritage of the research, development, test and evaluation of naval aircraft |
| Patuxent Rural Museums | Upper Marlboro | Prince George's | Capital | History | includes Duvall Tool Museum, Blacksmith Shop & Farriar and Tack Shop, Tobacco Farming Museum, Duckett Cabin, Sears Roebuck and Company 1923 Simplex Sectional House |
| Paw Paw Museum | Port Deposit | Cecil | Eastern Shore | Local history | |
| Pemberton Hall | Salisbury | Wicomico | Eastern Shore | Historic house | Part of Pemberton Historical Park, 1741 plantation home |
| Perryville Railway Museum | Perryville | Cecil | Eastern Shore | Railway | Area railroad history, model trail layout, also a MARC commuter railroad station |
| Piney Point Light | Piney Point | St. Mary's | Southern | Lighthouse | Includes lighthouse, museum and historic boat display |
| Piscataway Indian Museum | Waldorf | Charles | Southern | Native American | history and culture of the Piscataway tribe and other native peoples |
| Point Lookout Light | Scotland | St. Mary's | Southern | Maritime | |
| Point Lookout State Park | Scotland | St. Mary's | Southern | Civil War | Houses the Civil War Museum/Marshland Nature Center, open on weekends |
| Poplar Hill Mansion | Salisbury | Wicomico | Eastern Shore | Historic house | Circa 1795 mansion on National Register of Historic Places |
| Port Republic School Number 7 | Port Republic | Calvert | Southern | School | one room schoolhouse |
| Queen Anne's Museum of Eastern Shore Life | Centreville | Queen Anne's | Eastern Shore | Local history | part of the Historic Sites Consortium of Queen Anne's County, antique farm implements, tools, watermen's items, blacksmith shop, Native American artifacts |
| Queenstown Colonial Courthouse | Queenstown | Queen Anne's | Eastern Shore | Historic site | part of the Historic Sites Consortium of Queen Anne's County |
| Queponco Railway Station | Newark | Worcester | Eastern Shore | Railway | Historic railway station |
| Ratner Museum | Bethesda | Montgomery | Capital | Art | a walk through the Hebrew Bible via visual arts |
| R. Frank Jones Museum | Snow Hill | Worcester | Eastern Shore | Local history | Located at Furnace Town Living Heritage Museum, exhibits on local history and processing of pig iron |
| Richardson Maritime Museum | Cambridge | Dorchester | Eastern Shore | Maritime | models of Chesapeake Bay traditional wooden sailing vessels, boatbuilders' tools and watermen's artifacts; |
| Ridgeley Rosenwald School | Capitol Heights | Prince George's | Capital | School | historic segregated school that served area African American children until the 1950s |
| Ritchie History Museum | Fort Ritchie | Washington | Western Maryland | Military | |
| Ripley's Believe It or Not! Museum | Ocean City | Worcester | Eastern Shore | Amusement | |
| Riversdale | Riverdale | Prince George's | Capital | Historic house | Early-19th-century Federal-style plantation home |
| Rock Hall Museum (Rock Hall, Maryland) | Rock Hall | Kent | Eastern Shore | Local history | watermen, decoys, ship models, local artifacts |
| Roger Brooke Taney House | Frederick | Frederick | Western | Historic house | owned by the Historical Society of Frederick County, home of fifth Chief Justice of the United States Supreme Court Roger Brooke Taney, site includes the house, detached kitchen, root cellar, smokehouse and slaves quarters |
| Rose Hill Manor Park & Children's Museum | Frederick | Frederick | Western | Open air | Includes the late-18th-century historic home, garden, ice house, smokehouse, blacksmith shop, carriage museum, log cabin and farm museum |
| Salisbury University Art Galleries | Salisbury | Wicomico | Eastern Shore | Art | University Gallery, Electronic Gallery and Gallery at Downtown Campus |
| Sandy Spring Museum | Sandy Spring | Montgomery | Capital | Local history | |
| Sandy Spring Slave Museum & Art Gallery | Sandy Spring | Montgomery | Capital | History | slave experience, open by appointment |
| Schifferstadt Architectural Museum | Frederick | Frederick | Western | Historic house | 1756 colonial German house, owned by the Frederick County Landmarks Foundation |
| Seabrook Schoolhouse | Lanham | Prince George's | Capital | School | 1896 one-room schoolhouse, open by appointment |
| Seneca Schoolhouse Museum | Seneca | Montgomery | Capital | School | operated by Historic Medley |
| Sharptown Historical Museum | Salisbury | Wicomico | Eastern Shore | Local history | |
| Silver Spring Historical Society | Silver Spring | Montgomery | Capital | Local history | |
| Smallwood State Park | Marbury | Charles | Southern | Historic house | Houses Smallwood's Retreat, 1760 plantation home of William Smallwood |
| Smithsburg Town Museum | Smithsburg | Washington | Western | Local history | operated by the Smithsburg Historical Society |
| Sotterley Plantation | Hollywood | St. Mary's | Southern | Historic house | 18th-century plantation home, slave cabin and outbuildings on 95 acres (380,000 m$^2$) |
| South Dorchester Folk Museum | Church Creek | Dorchester | Eastern Shore | History | Preserves the heritage & history of the southern areas of Dorchester County. Website |
| South Mountain Heritage Society | Burkittsville | Frederick | Western | Local history | themes include commerce, industry, religion, community, African American, and Civil War |
| Spocott Windmill | Cambridge | Dorchester | Eastern Shore | Open air | includes replica 19th-century post windmill, miller's cottage, blacksmith shop, country store and museum |
| Spruce Forest Artisan Village | Grantsville | Garrett | Western | Multiple | arts and heritage center with resident and visiting artisans demonstrating their craft, living history programs and several historic house museums |
| Star Toys Museum | Linthicum | Anne Arundel | Central | Toy | private collection of Star Wars toys and collectibles, open by appointment |
| St. Clement's Island Museum | Colton's Point | St. Mary's | Southern | History | Maryland’s earliest history and Potomac River heritage, includes Little Red Schoolhouse, also known as Potomac River Museum |
| Steppingstone Museum | Havre de Grace | Harford | Central | Living | Preserves & demonstrates rural arts & crafts of the 1880-1920 period, includes Victorian farmhouse, blacksmith, joiner, woodwright, copper, potter, wheelwright, dairy farmer, spinner and weaver |
| Stevensville Train Depot | Stevensville | Queen Anne's | Eastern Shore | Railway | Part of the Historic Sites Consortium of Queen Anne's County |
| St. Martin's Episcopal Church Museum | Showell | Worcester | Eastern Shore | Church | 1764 Georgian brick church |
| St. Michaels Museum at St. Mary's Square | St. Michaels | Talbot | Eastern Shore | Local history | |
| Stonestreet Museum of 19th Century Medicine | Rockville | Montgomery | Capital | Medical | Operated by the Montgomery County Historical Society at the Beall-Dawson House, one room doctor's office |
| Strawbridge Shrine | New Windsor | Carroll | Central | Biographical | home of Robert Strawbridge, founder of American Methodism, open by appointment |
| Strathmore | North Bethesda | Montgomery | Capital | Art | Music performing center, art exhibitions and outdoor sculpture park |
| Sturgis One Room School Museum | Pocomoke City | Worcester | Eastern Shore | School | Historic African American one-room school |
| Sudlersville Train Station Museum | Sudlersville | Queen Anne's | Eastern Shore | Local history | memorabilia of baseball player Jimmy Foxx |
| Surratt House Museum | Clinton | Prince George's | Capital | Historic house | Mid-19th-century home of Mary Surratt, safe house for the Confederate underground, exhibits about the Lincoln conspiracy |
| Susquehanna Museum at the Lock House | Havre de Grace | Harford | Central | Local history | restored canal lock house with local history exhibits and living history special events |
| Susquehanna State Park | Havre de Grace | Harford | Central | Multiple | Contains historic Rock Run Grist Mill and Rock Run House, a 14-room stone mansion built in 1804 |
| Sykesville Colored Schoolhouse Museum | Sykesville | Carroll | Central | School | |
| Sykesville Gate House Museum of History | Sykesville | Carroll | Central | Local history | |
| System Source Computer Museum | Hunt Valley | Baltimore | Central | Computer History | Vintage Computing Devices |
| Taylor's Island Museum | Taylors Island | Dorchester | Eastern Shore | Local history | open by appointment |
| Teackle Mansion | Princess Anne | Somerset | Eastern Shore | Historic house | Federal era, Neoclassical style house built between 1802 and 1819 |
| Thomas Isaac Log Cabin | Ellicott City | Howard | Central | Historic house | 1780 rustic log cabin |
| Thomas Point Shoal Lighthouse | Annapolis | Anne Arundel | Central | Maritime | Guided tours of the lighthouse, arrival by boat |
| Thomas Stone National Historic Site | Port Tobacco | Charles | Southern | Historic house | 1770s house of Thomas Stone, a signer of the Declaration of Independence |
| Thrasher Carriage Museum | Frostburg | Allegany | Western | Transportation | horse-drawn vehicles include pleasure vehicles, funeral wagons, sleighs, carts, and more in a renovated 19th-century warehouse |
| Tilghman Watermen's Museum | Tilghman Island | Talbot | Eastern Shore | Maritime | Island's watermen, tools, boat models, art |
| Tolchester Beach Museum | Tolchester Beach | Kent | Eastern Shore | History | museum about the closed Tolchester Amusement Park |
| Tory House/107 House | Charlestown | Cecil | Eastern Shore | Historic house | |
| The Train Room and Museum | Hagerstown | Washington | Western | Railway | one of the largest operating O-gauge model railroad displays in the East Coast, railroad memorabilia, toys |
| Tucker House (Maryland) | Centreville | Queen Anne's | Eastern Shore | Historic house | 1794 home, office of the Queen Anne’s County Historical Society, period rooms |
| Tudor Hall | Leonardtown | St. Mary's | Southern | Local history | 18th-century 14-room mansion, operated by the St. Mary's County Historical Society, exhibits of local history on 1st floor |
| Tudor Hall | Bel Air | Harford | Central | Historic house | Mid 19th-century Gothic Revival cottage |
| Turkey Point Light Station | North East | Cecil | Eastern Shore | Maritime | Located in Elk Neck State Park, lighthouse open for tours |
| Union Mills Homestead | Westminster | Carroll | Central | Historic house | Turn-of-the-19th-century house and grist mill |
| Upper Bay Museum | North East | Cecil | Eastern Shore | Maritime | decoys, gunning rigs, antique marine engines, mahogany miniatures |
| U.S. Naval Academy Museum | Annapolis | Anne Arundel | Central | Maritime | American naval history, ship models, flags, marine art, artifacts |
| Vienna Heritage Museum | Vienna | Dorchester | Eastern Shore | Local history | |
| Ward Museum of Wildfowl Art | Salisbury | Wicomico | Eastern Shore | Art | Part of Salisbury University, wildfowl carvings, antique working decoys, contemporary sculpture and painting |
| Walkersville Southern Railroad Museum | Walkersville | Frederick | Western | Heritage railways | Heritage railroad and museum |
| Washington County Museum of Fine Arts | Hagerstown | Washington | Western | Art | 19th-century and early-20th-century American Art, Old Masters |
| Washington County Rural Heritage Museum | Boonsboro | Washington | Western | Agriculture | early rural life in Washington County, farm equipment, tools, country store |
| Waterfront Warehouse | Annapolis | Anne Arundel | Central | Local history | Historic Annapolis Foundation, exhibits on state and area history |
| Waterman's Museum | Rock Hall | Kent | Eastern Shore | Maritime | Exhibits on oystering, crabbing, and fishing, reproduction of a shanty house, local carvings and boats |
| Western Maryland Railway Station | Cumberland | Allegany | Western | Railway | Starting point and museum of the Western Maryland Scenic Railroad |
| Western Maryland Railway Historical Society Museum | Union Bridge | Carroll | Central | Railway | Western Maryland Railway artifacts and memorabilia, N-Scale model railroad |
| William F. Moran, Jr. Museum | Middletown | Frederick | Western | Technology | working bladesmith shop with museum about hand forged knives and blacksmith metalwork |
| William Paca House & Garden | Annapolis | Anne Arundel | Central | Historic house | 1760s five-part Georgian brick home of William Paca, a signer of the Declaration of Independence; operated by the Historic Annapolis Foundation |
| William P. Didusch Center for Urologic History | Linthicum | Anne Arundel | Central | Medical | Part of the American Urological Association, history and science of urology |
| Williamsport Town Museum | Williamsport | Washington | Western | Local history | Located in a historic barn |
| Woodlawn Manor Museum | Sandy Spring | Montgomery | Capital | Living | 18th-century brick manor house, stone barn and outbuildings |
| Wright's Chance | Centreville | Queen Anne's | Eastern Shore | Historic house | 1744 plantation house, one room deep and two rooms wide, operated by the Queen Anne’s County Historical Society |
| Wye Grist Mill | Wye Mills | Queen Anne's | Eastern Shore | Mill | Restored grist mill dating back to the 17th century |

## Defunct Museums

* American Dime Museum, Baltimore, museum of curiosities
* Antique Toy Museum, Baltimore, closed in 2012
* Bagpipe Museum, Ellicott City
* Brannock Maritime Museum, Cambridge - collections merged with Richardson Maritime Museum in 2004
* Christian Heritage Museum, Hagerstown
* Contemporary Museum, Baltimore, closed in 2012
* Fells Point Maritime Museum, Baltimore, collections now at Maryland Center for History and Culture
* Mount Vernon Museum of Incandescent Lighting, Baltimore, 2002, collection now at Baltimore Museum of Industry,
* Museum of Menstruation and Women's Health, New Carrollton, closed in 1998, now online only,
* National Children's Museum was located in National Harbor from 2012 to 2015
* Peale Museum, Baltimore - holdings transferred to Maryland Historical Society in 1999
* PlayWiseKids, Columbia
* Presidential Pet Museum, moved from Annapolis to President's Park, Williamsburg, VA
* Queen City Transportation Museum, Cumberland, closed in 2011
* Ripken Museum, Aberdeen, memorabilia about baseball player Cal Ripken and family, baseball memorabilia
* Townsend House & Pullen Museum, Catonsville, closed in 2021 when the Catonsville Historical Society dissolved and sold the building.
* U.S. Army Ordnance Museum, Aberdeen, closed Maryland museum location in 2010, moving to Fort Lee (now Fort Gregg-Adams), Virginia, outdoor exhibits still on display
* Waters House History Center, Germantown, closed in 2010
* Wheels of Yesterday, Ocean City, closed in 2012