# National Register of Historic Places listings in Harford County, Maryland

This is a list of the National Register of Historic Places listings in Harford County, Maryland.
This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Harford County, Maryland, United States. Latitude and longitude coordinates are provided for many National Register properties and districts; these locations may be seen together in a map.
There are 80 properties and districts listed on the National Register in the county, including one National Historic Landmark called Sion Hill.
Download coordinates as:
* KML
* GPX (all coordinates)
* GPX (primary coordinates)
* GPX (secondary coordinates)
Contents: Counties in Maryland :
* Allegany - Anne Arundel - Baltimore (city) - Baltimore County - Calvert - Caroline - Carroll - Cecil - Charles - Dorchester - Frederick - Garrett - Harford - Howard - Kent - Montgomery - Prince George's - Queen Anne's - Somerset - St. Mary's - Talbot - Washington - Wicomico - Worcester
This National Park Service list is complete through NPS recent listings posted February 28, 2025.

## Current listings

| | Name on the Register | Image | Date listed | Location | City or town | Description |
| 1 | James B. Baker House | James B. Baker House | December 10, 1982 (#82001593) | 452 W. Bel Air Ave. 39°30′45″N 76°10′25″W﻿ / ﻿39.5125°N 76.173611°W﻿ / 39.5125; -76.173611﻿ (James B. Baker House) | Aberdeen | |
| 2 | Bel Air Armory | Bel Air Armory | September 25, 1985 (#85002667) | N. Main St. 39°32′15″N 76°21′01″W﻿ / ﻿39.5375°N 76.350278°W﻿ / 39.5375; -76.350278﻿ (Bel Air Armory) | Bel Air | |
| 3 | Bel Air Courthouse Historic District | Bel Air Courthouse Historic District | July 25, 1985 (#85001617) | Office, Courtland, and Main Sts. 39°32′08″N 76°20′59″W﻿ / ﻿39.535556°N 76.349722°W﻿ / 39.535556; -76.349722﻿ (Bel Air Courthouse Historic District) | Bel Air | |
| 4 | Berkley Crossroads Historic District | Berkley Crossroads Historic District | July 17, 2003 (#03000649) | Berkley Road and Castleton Rd. 39°39′46″N 76°12′19″W﻿ / ﻿39.662778°N 76.205278°W﻿ / 39.662778; -76.205278﻿ (Berkley Crossroads Historic District) | Darlington | |
| 5 | Berkley School | Berkley School | July 22, 1988 (#88001011) | Castleton Rd., Maryland Route 623 39°39′29″N 76°12′21″W﻿ / ﻿39.658056°N 76.205833°W﻿ / 39.658056; -76.205833﻿ (Berkley School) | Darlington | |
| 6 | Best Endeavor | Best Endeavor | December 28, 1990 (#90001993) | 1612 Calvary Rd. 39°30′12″N 76°15′55″W﻿ / ﻿39.503333°N 76.265278°W﻿ / 39.503333; -76.265278﻿ (Best Endeavor) | Churchville | |
| 7 | Bon Air | Bon Air | November 10, 1977 (#77000697) | Laurel Brook Rd. 39°30′28″N 76°25′00″W﻿ / ﻿39.507778°N 76.416667°W﻿ / 39.507778; -76.416667﻿ (Bon Air) | Fallston | |
| 8 | Broad Creek Soapstone Quarries | Broad Creek Soapstone Quarries | May 12, 1975 (#75000903) | Address Restricted | Whiteford | |
| 9 | Broom's Bloom | Broom's Bloom | December 19, 1991 (#91001778) | 1616 S. Fountain Green Rd. 39°30′44″N 76°17′01″W﻿ / ﻿39.512222°N 76.283611°W﻿ / 39.512222; -76.283611﻿ (Broom's Bloom) | Bel Air | |
| 10 | Chestnut Ridge | Chestnut Ridge | December 1, 1983 (#83003780) | 3850 W. Chapel Rd. 39°33′34″N 76°10′53″W﻿ / ﻿39.559444°N 76.181389°W﻿ / 39.559444; -76.181389﻿ (Chestnut Ridge) | Aberdeen | |
| 11 | Church of the Holy Trinity | Church of the Holy Trinity | December 27, 2002 (#02001580) | 2929 Level Rd. 39°33′39″N 76°14′48″W﻿ / ﻿39.560833°N 76.246667°W﻿ / 39.560833; -76.246667﻿ (Church of the Holy Trinity) | Churchville | |
| 12 | Churchville Presbyterian Church | Churchville Presbyterian Church More images | August 21, 1986 (#86001733) | Intersection of Maryland Routes 22 and 136 39°33′34″N 76°15′10″W﻿ / ﻿39.559444°N 76.252778°W﻿ / 39.559444; -76.252778﻿ (Churchville Presbyterian Church) | Churchville | |
| 13 | D. H. Springhouse | D. H. Springhouse | May 8, 1973 (#73000923) | About 6 miles (9.7 km) northeast of Bel Air on Sandy Hook Rd. 39°37′17″N 76°18′37″W﻿ / ﻿39.621389°N 76.310278°W﻿ / 39.621389; -76.310278﻿ (D. H. Springhouse) | Bel Air | |
| 14 | Darlington Historic District | Darlington Historic District | September 10, 1987 (#87001571) | Main St., Shuresville Rd., Quaker Ln., Richmond Ave., and Trappe Church Rd. 39°38′23″N 76°12′03″W﻿ / ﻿39.639722°N 76.200833°W﻿ / 39.639722; -76.200833﻿ (Darlington Historic District) | Darlington | |
| 15 | Deer Creek Friends Meetinghouse | Deer Creek Friends Meetinghouse | April 23, 1980 (#80001817) | Maryland Route 161 39°38′46″N 76°12′19″W﻿ / ﻿39.646111°N 76.205278°W﻿ / 39.646111; -76.205278﻿ (Deer Creek Friends Meetinghouse) | Darlington | |
| 16 | Dibb House | Dibb House | March 18, 1980 (#80001812) | East of Bel Air at 1737 Churchville Rd. 39°32′56″N 76°18′11″W﻿ / ﻿39.548889°N 76.303056°W﻿ / 39.548889; -76.303056﻿ (Dibb House) | Bel Air | |
| 17 | Fair Meadows | Fair Meadows | November 25, 1980 (#80004255) | Creswell Rd. 39°29′57″N 76°15′58″W﻿ / ﻿39.499167°N 76.266111°W﻿ / 39.499167; -76.266111﻿ (Fair Meadows) | Creswell | |
| 18 | Finney Houses Historic District | Finney Houses Historic District | June 16, 1989 (#89000502) | Glenville Rd. near its junction with Maryland Route 155 39°34′20″N 76°14′20″W﻿ / ﻿39.572222°N 76.238889°W﻿ / 39.572222; -76.238889﻿ (Finney Houses Historic District) | Churchville | |
| 19 | Gladden Farm | Gladden Farm | May 28, 1993 (#93000444) | 3881 Rocks Station Rd. 39°38′27″N 76°24′22″W﻿ / ﻿39.640833°N 76.406111°W﻿ / 39.640833; -76.406111﻿ (Gladden Farm) | Street | |
| 20 | Graham-Crocker House | Graham-Crocker House | March 17, 1980 (#80001813) | 30 N. Main St. 39°32′12″N 76°21′01″W﻿ / ﻿39.536667°N 76.350278°W﻿ / 39.536667; -76.350278﻿ (Graham-Crocker House) | Bel Air | |
| 21 | Gray Gables | Gray Gables | March 27, 1986 (#86000582) | 4528 Conowingo Rd. 39°39′13″N 76°13′15″W﻿ / ﻿39.653611°N 76.220833°W﻿ / 39.653611; -76.220833﻿ (Gray Gables) | Darlington | |
| 22 | Graystone Lodge | Graystone Lodge | August 30, 2007 (#07000858) | 1118 Bel Air Rd. 39°30′44″N 76°22′24″W﻿ / ﻿39.512222°N 76.373333°W﻿ / 39.512222; -76.373333﻿ (Graystone Lodge) | Bel Air | |
| 23 | Griffith House | Griffith House | November 14, 1978 (#78001465) | Southwest of Aberdeen at 1120 Old Philadelphia Rd. 39°29′18″N 76°11′41″W﻿ / ﻿39.488333°N 76.194722°W﻿ / 39.488333; -76.194722﻿ (Griffith House) | Aberdeen | |
| 24 | Gunpowder Meetinghouse | Gunpowder Meetinghouse | June 5, 1974 (#74000954) | Magnolia Rd. 39°24′13″N 76°18′29″W﻿ / ﻿39.403611°N 76.308056°W﻿ / 39.403611; -76.308056﻿ (Gunpowder Meetinghouse) | Aberdeen Proving Ground | |
| 25 | Harford Furnace Historic District | Harford Furnace Historic District | July 18, 1990 (#90001020) | Creswell and Goat Hill Rds. 39°29′36″N 76°15′38″W﻿ / ﻿39.493333°N 76.260556°W﻿ / 39.493333; -76.260556﻿ (Harford Furnace Historic District) | Bel Air | |
| 26 | Harford National Bank | Harford National Bank | March 20, 1980 (#80001814) | Wall and Courtland Sts. 39°32′07″N 76°20′59″W﻿ / ﻿39.535278°N 76.349722°W﻿ / 39.535278; -76.349722﻿ (Harford National Bank) | Bel Air | Richardsonian Romanesque bank building now replaced by a court building |
| 27 | Havre de Grace Historic District | Havre de Grace Historic District | March 25, 1982 (#82002815) | Roughly bounded by Chesapeake Bay, the Susquehanna River, U.S. Route 40, and Stokes, Juniata, and Superior Sts. 39°32′49″N 76°05′29″W﻿ / ﻿39.546944°N 76.091389°W﻿ / 39.546944; -76.091389﻿ (Havre de Grace Historic District) | Havre de Grace | |
| 28 | Havre de Grace Lighthouse | Havre de Grace Lighthouse More images | April 2, 1976 (#76000999) | Concord and Lafayette Sts. 39°32′26″N 76°05′07″W﻿ / ﻿39.540556°N 76.085278°W﻿ / 39.540556; -76.085278﻿ (Havre de Grace Lighthouse) | Havre de Grace | |
| 29 | Hays House | Hays House | January 3, 1980 (#80001815) | 324 S. Kenmore Ave. 39°31′57″N 76°20′52″W﻿ / ﻿39.5325°N 76.347778°W﻿ / 39.5325; -76.347778﻿ (Hays House) | Bel Air | |
| 30 | Hays-Heighe House | Hays-Heighe House | February 11, 1972 (#72000581) | 401 Thomas Run Rd. 39°33′37″N 76°17′00″W﻿ / ﻿39.560278°N 76.283333°W﻿ / 39.560278; -76.283333﻿ (Hays-Heighe House) | Bel Air | |
| 31 | Heighe House | Heighe House | November 1, 1990 (#90001568) | Junction of Southampton and Moores Mill Rds. 39°33′00″N 76°20′17″W﻿ / ﻿39.55°N 76.338056°W﻿ / 39.55; -76.338056﻿ (Heighe House) | Bel Air | |
| 32 | Hidden Valley Farm | Hidden Valley Farm | January 17, 1983 (#83002950) | 2916 Green Rd. 39°31′35″N 76°29′59″W﻿ / ﻿39.526389°N 76.499722°W﻿ / 39.526389; -76.499722﻿ (Hidden Valley Farm) | Baldwin | |
| 33 | Hirsch Residence | Hirsch Residence | February 2, 2023 (#100008592) | 605 Giles St. 39°32′23″N 76°05′39″W﻿ / ﻿39.5396°N 76.0941°W﻿ / 39.5396; -76.0941﻿ (Hirsch Residence) | Havre de Grace | |
| 34 | Husband Flint Mill Site | Husband Flint Mill Site | June 18, 1975 (#75000902) | Address Restricted | Kalmia | |
| 35 | Ivory Mills | Ivory Mills | August 29, 1997 (#97000968) | 4916 Harford Creamery Rd. 39°40′28″N 76°32′15″W﻿ / ﻿39.674444°N 76.5375°W﻿ / 39.674444; -76.5375﻿ (Ivory Mills) | White Hall | |
| 36 | Jericho Covered Bridge | Jericho Covered Bridge More images | September 13, 1978 (#78001444) | East of Kingsville on Jericho Rd. 39°27′34″N 76°23′16″W﻿ / ﻿39.459444°N 76.387778°W﻿ / 39.459444; -76.387778﻿ (Jericho Covered Bridge) | Jerusalem | |
| 37 | Jerusalem Mill Village | Jerusalem Mill Village | August 20, 1987 (#87001400) | Jerusalem and Jericho Rds. 39°27′41″N 76°23′23″W﻿ / ﻿39.461389°N 76.389722°W﻿ / 39.461389; -76.389722﻿ (Jerusalem Mill Village) | Jerusalem | |
| 38 | Joshua's Meadows | Joshua's Meadows | December 21, 1982 (#82001594) | 300 N. Tollgate Rd. 39°31′18″N 76°21′54″W﻿ / ﻿39.521667°N 76.365°W﻿ / 39.521667; -76.365﻿ (Joshua's Meadows) | Bel Air | |
| 39 | Ladew Topiary Gardens and House | Ladew Topiary Gardens and House | May 13, 1976 (#76001002) | 3535 Jarrettsville Pike (Maryland Route 146) 39°34′52″N 76°30′44″W﻿ / ﻿39.581111°N 76.512222°W﻿ / 39.581111; -76.512222﻿ (Ladew Topiary Gardens and House) | Taylor | Historic home and 1930s topiary gardens on a 250-acre (1.0 km$^2$) estate. |
| 40 | Liriodendron | Liriodendron | September 27, 1980 (#80001816) | 501 and 502 W. Gordon St. 39°32′01″N 76°21′40″W﻿ / ﻿39.533611°N 76.361111°W﻿ / 39.533611; -76.361111﻿ (Liriodendron) | Bel Air | |
| 41 | Little Falls Meetinghouse | Little Falls Meetinghouse | May 7, 1980 (#80001818) | Old Fallston Rd. 39°30′33″N 76°24′23″W﻿ / ﻿39.509167°N 76.406389°W﻿ / 39.509167; -76.406389﻿ (Little Falls Meetinghouse) | Fallston | |
| 42 | Lower Deer Creek Valley Historic District | Lower Deer Creek Valley Historic District | November 3, 1993 (#93001143) | Roughly bounded by the Susquehanna River, Maryland Route 543, and Harmony, Church, and Trappe Rds. 39°36′43″N 76°14′05″W﻿ / ﻿39.611944°N 76.234722°W﻿ / 39.611944; -76.234722﻿ (Lower Deer Creek Valley Historic District) | Darlington | |
| 43 | MARTHA LEWIS (skipjack) | Upload image | December 11, 2008 (#08001175) | Millard Tydings Memorial Park, Commerce St. at S. Strawberry La. 39°32′18″N 76°05′25″W﻿ / ﻿39.53839°N 76.09023°W﻿ / 39.53839; -76.09023﻿ (MARTHA LEWIS (skipjack)) | Havre de Grace | Chesapeake Bay Skipjack Fleet TR |
| 44 | McComas Institute | McComas Institute More images | September 8, 1980 (#80001819) | North of Joppa on Singer Rd. 39°28′02″N 76°21′30″W﻿ / ﻿39.467222°N 76.358333°W﻿ / 39.467222; -76.358333﻿ (McComas Institute) | Joppa | |
| 45 | Medical Hall Historic District | Medical Hall Historic District | August 28, 1973 (#73000926) | West of Churchville off Maryland Route 154 39°34′24″N 76°16′20″W﻿ / ﻿39.573333°N 76.272222°W﻿ / 39.573333; -76.272222﻿ (Medical Hall Historic District) | Churchville | |
| 46 | Mill Green Historic District | Mill Green Historic District | June 3, 1993 (#93000445) | Junction of Mill Green and Prospect Rds. 39°39′50″N 76°19′34″W﻿ / ﻿39.663889°N 76.326111°W﻿ / 39.663889; -76.326111﻿ (Mill Green Historic District) | Street | |
| 47 | Mount Adams | Mount Adams | October 27, 1988 (#88002062) | 1912 Fountain Green Rd. 39°30′27″N 76°16′52″W﻿ / ﻿39.5075°N 76.281111°W﻿ / 39.5075; -76.281111﻿ (Mount Adams) | Bel Air | |
| 48 | My Lady's Manor | My Lady's Manor More images | April 15, 1978 (#78001445) | Maryland Route 138 39°35′15″N 76°34′16″W﻿ / ﻿39.5875°N 76.571111°W﻿ / 39.5875; -76.571111﻿ (My Lady's Manor) | Jarrettsville | |
| 49 | Nelson-Reardon-Kennard House | Nelson-Reardon-Kennard House | April 15, 1991 (#91000001) | 3604 Philadelphia Rd. 39°27′51″N 76°16′45″W﻿ / ﻿39.464167°N 76.279167°W﻿ / 39.464167; -76.279167﻿ (Nelson-Reardon-Kennard House) | Abingdon | |
| 50 | Norris-Stirling House | Norris-Stirling House | May 30, 1979 (#79001135) | Ring Factory Rd. 39°29′26″N 76°21′31″W﻿ / ﻿39.490556°N 76.358611°W﻿ / 39.490556; -76.358611﻿ (Norris-Stirling House) | Bel Air | |
| 51 | Odd Fellows Lodge | Odd Fellows Lodge | August 22, 1975 (#75000901) | 21 Pennsylvania Ave. 39°32′13″N 76°20′56″W﻿ / ﻿39.536944°N 76.348889°W﻿ / 39.536944; -76.348889﻿ (Odd Fellows Lodge) | Bel Air | |
| 52 | Old Joppa Site | Old Joppa Site | August 24, 1979 (#79001136) | Address Restricted | Joppatowne | |
| 53 | Olney | Olney | July 9, 1987 (#87001197) | 1001 Old Joppa Rd. 39°28′39″N 76°22′11″W﻿ / ﻿39.4775°N 76.369722°W﻿ / 39.4775; -76.369722﻿ (Olney) | Joppa | |
| 54 | Pooles Island Lighthouse | Pooles Island Lighthouse More images | February 19, 1997 (#97000060) | Northwestern portion of Poole's Island and southeast of Rickett Point at Aberdeen Proving Ground 39°17′26″N 76°15′59″W﻿ / ﻿39.2905°N 76.2664°W﻿ / 39.2905; -76.2664﻿ (Pooles Island Lighthouse) | Edgewood | |
| 55 | Poplar Hill | Poplar Hill | May 28, 1976 (#76000998) | 115 Poplar Hill Rd. 39°29′46″N 76°10′17″W﻿ / ﻿39.496111°N 76.171389°W﻿ / 39.496111; -76.171389﻿ (Poplar Hill) | Aberdeen | |
| 56 | Presbury Meetinghouse | Presbury Meetinghouse More images | May 23, 1974 (#74000955) | Austin and Parrish Rds. 39°23′15″N 76°18′24″W﻿ / ﻿39.3875°N 76.306667°W﻿ / 39.3875; -76.306667﻿ (Presbury Meetinghouse) | Aberdeen Proving Ground | |
| 57 | Priest Neal's Mass House and Mill Site | Priest Neal's Mass House and Mill Site | March 15, 1990 (#90000352) | 2618 Cool Spring Rd. 39°35′55″N 76°15′33″W﻿ / ﻿39.598611°N 76.259167°W﻿ / 39.598611; -76.259167﻿ (Priest Neal's Mass House and Mill Site) | Bel Air | |
| 58 | Proctor House | Proctor House | March 23, 1990 (#90000376) | 54 E. Gordon St. 39°32′24″N 76°21′06″W﻿ / ﻿39.54°N 76.351667°W﻿ / 39.54; -76.351667﻿ (Proctor House) | Bel Air | |
| 59 | Rigbie House | Rigbie House | August 14, 1973 (#73000925) | Southeast of Berkley off Maryland Route 623 39°39′37″N 76°12′12″W﻿ / ﻿39.660278°N 76.203333°W﻿ / 39.660278; -76.203333﻿ (Rigbie House) | Berkley | |
| 60 | Rockdale | Rockdale | June 30, 1982 (#82002814) | North of Fallston at 1724 Carrs Mill Rd. 39°32′03″N 76°24′19″W﻿ / ﻿39.534167°N 76.405278°W﻿ / 39.534167; -76.405278﻿ (Rockdale) | Fallston | |
| 61 | St. George's Parish Vestry House | St. George's Parish Vestry House | March 26, 1976 (#76001001) | 1522 Perryman Rd. 39°28′27″N 76°12′16″W﻿ / ﻿39.474167°N 76.204444°W﻿ / 39.474167; -76.204444﻿ (St. George's Parish Vestry House) | Perryman | |
| 62 | St. Ignatius Church | St. Ignatius Church More images | April 16, 1974 (#74000956) | 533 E. Jarrettsville Rd. 39°34′25″N 76°21′19″W﻿ / ﻿39.573611°N 76.355278°W﻿ / 39.573611; -76.355278﻿ (St. Ignatius Church) | Forest Hill | |
| 63 | St. Mary's Church | St. Mary's Church More images | March 30, 1973 (#73000928) | South of Emmorton on Maryland Route 24 39°29′16″N 76°19′04″W﻿ / ﻿39.487778°N 76.317778°W﻿ / 39.487778; -76.317778﻿ (St. Mary's Church) | Emmorton | |
| 64 | Silver Houses Historic District | Silver Houses Historic District | September 7, 1984 (#84001800) | South of Darlington on Maryland Route 161 39°36′22″N 76°11′47″W﻿ / ﻿39.606111°N 76.196389°W﻿ / 39.606111; -76.196389﻿ (Silver Houses Historic District) | Darlington | |
| 65 | Sion Hill | Sion Hill More images | April 30, 1990 (#90000608) | 2026 Level Rd. 39°33′42″N 76°07′32″W﻿ / ﻿39.561667°N 76.125556°W﻿ / 39.561667; -76.125556﻿ (Sion Hill) | Havre de Grace | Historic home of U.S. Navy officers including Commodore John Rodgers. |
| 66 | Slate Ridge School | Slate Ridge School | July 16, 1987 (#87000657) | Old Pylesville Rd. 39°42′45″N 76°20′25″W﻿ / ﻿39.7125°N 76.340278°W﻿ / 39.7125; -76.340278﻿ (Slate Ridge School) | Whiteford | |
| 67 | Sophia's Dairy | Sophia's Dairy | September 20, 1973 (#73000922) | Southwest of Aberdeen off U.S. Route 40 39°28′24″N 76°14′03″W﻿ / ﻿39.473333°N 76.234167°W﻿ / 39.473333; -76.234167﻿ (Sophia's Dairy) | Aberdeen | |
| 68 | Southern Terminal, Susquehanna and Tidewater Canal | Southern Terminal, Susquehanna and Tidewater Canal | May 28, 1976 (#76001000) | North of Erie St. between Conesteo St. and the Susquehanna River 39°33′24″N 76°05′41″W﻿ / ﻿39.556667°N 76.094722°W﻿ / 39.556667; -76.094722﻿ (Southern Terminal, Susquehanna and Tidewater Canal) | Havre de Grace | |
| 69 | Col. John Streett House | Col. John Streett House | July 16, 1990 (#90001022) | Northern side of Holy Cross Rd. east of Deer Creek 39°39′27″N 76°26′04″W﻿ / ﻿39.6575°N 76.434444°W﻿ / 39.6575; -76.434444﻿ (Col. John Streett House) | Street | |
| 70 | Swansbury | Swansbury | July 15, 1994 (#94000730) | Beard's Hill Rd. Extended, northeast of Aberdeen 39°31′18″N 76°09′11″W﻿ / ﻿39.521667°N 76.153056°W﻿ / 39.521667; -76.153056﻿ (Swansbury) | Aberdeen | |
| 71 | Thomas Run Church | Thomas Run Church More images | January 3, 1978 (#78001466) | Northeast of Bel Air off Maryland Route 136 39°35′32″N 76°17′34″W﻿ / ﻿39.592222°N 76.292778°W﻿ / 39.592222; -76.292778﻿ (Thomas Run Church) | Bel Air | |
| 72 | Tudor Hall | Tudor Hall More images | March 14, 1973 (#73000924) | Northeast of Bel Air off Maryland Route 22 39°33′15″N 76°18′11″W﻿ / ﻿39.554167°N 76.303056°W﻿ / 39.554167; -76.303056﻿ (Tudor Hall) | Bel Air | |
| 73 | The Vineyard | The Vineyard | July 22, 1994 (#94000762) | 1201 Conowingo Rd. (U.S. Route 1) 39°33′56″N 76°20′34″W﻿ / ﻿39.565556°N 76.342778°W﻿ / 39.565556; -76.342778﻿ (The Vineyard) | Bel Air | |
| 74 | Webster's Forest | Webster's Forest | September 1, 1983 (#83002951) | 500 Asbury Rd. 39°32′32″N 76°15′51″W﻿ / ﻿39.542222°N 76.264167°W﻿ / 39.542222; -76.264167﻿ (Webster's Forest) | Churchville | |
| 75 | Whitaker's Mill Historic District | Whitaker's Mill Historic District | July 16, 1990 (#90001021) | 1210, 1212, and 1213 Whitaker Mill Rd. 39°29′51″N 76°21′15″W﻿ / ﻿39.4975°N 76.354167°W﻿ / 39.4975; -76.354167﻿ (Whitaker's Mill Historic District) | Joppa | |
| 76 | Whiteford-Cardiff Historic District | Whiteford-Cardiff Historic District | November 15, 2005 (#05001278) | Whiteford Rd., Platted Parry St., Quarry Rd., west of Main St.; split between Maryland and Pennsylvania 39°42′56″N 76°20′19″W﻿ / ﻿39.715556°N 76.338611°W﻿ / 39.715556; -76.338611﻿ (Whiteford-Cardiff Historic District) | Whiteford | |
| 77 | Wildfell | Wildfell | September 20, 1973 (#73000927) | Northwest of Darlington on U.S. Route 1 39°39′04″N 76°13′11″W﻿ / ﻿39.651111°N 76.219722°W﻿ / 39.651111; -76.219722﻿ (Wildfell) | Darlington | |
| 78 | Winsted | Winsted | September 19, 1979 (#79003266) | North of Aberdeen at 3844 W. Chapel Rd. 39°33′36″N 76°10′54″W﻿ / ﻿39.56°N 76.181667°W﻿ / 39.56; -76.181667﻿ (Winsted) | Aberdeen | |
| 79 | Woodside | Woodside | November 1, 1979 (#79001134) | Northwest of Abingdon at 400 Singer Rd 39°28′47″N 76°19′22″W﻿ / ﻿39.479722°N 76.322778°W﻿ / 39.479722; -76.322778﻿ (Woodside) | Abingdon | |
| 80 | Woodview | Woodview | October 25, 1990 (#90001574) | 1236 Somerville Rd. 39°29′47″N 76°20′56″W﻿ / ﻿39.496389°N 76.348889°W﻿ / 39.496389; -76.348889﻿ (Woodview) | Bel Air | |