# National Register of Historic Places listings in Washington County, Maine

This is a list of the National Register of Historic Places listings in Washington County, Maine.
This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Washington County, Maine, 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 100 properties and districts listed on the National Register in the county. Another two properties were once listed but have been removed, and one listing was relocated to a different county.
This National Park Service list is complete through NPS recent listings posted February 28, 2025.
Download coordinates as:
* KML
* GPX (all coordinates)
* GPX (primary coordinates)
* GPX (secondary coordinates)
Contents: Counties in Maine :
* Androscoggin - Aroostook - Cumberland - Franklin - Hancock - Kennebec - Knox - Lincoln - Oxford - Penobscot - Piscataquis - Sagadahoc - Somerset - Waldo - Washington - York

## Current listings

| | Name on the Register | Image | Date listed | Location | City or town | Description |
| 1 | "The Rim" and Site of Fort Foster | "The Rim" and Site of Fort Foster | July 23, 1973 (#73000155) | South of East Machias off U.S. Route 1 44°43′01″N 67°23′45″W﻿ / ﻿44.716944°N 67.395833°W﻿ / 44.716944; -67.395833﻿ ("The Rim" and Site of Fort Foster) | East Machias | |
| 2 | Archibald-Adams House | Archibald-Adams House | March 13, 1987 (#87000429) | State Route 193 44°36′21″N 67°55′38″W﻿ / ﻿44.605833°N 67.927222°W﻿ / 44.605833; -67.927222﻿ (Archibald-Adams House) | Cherryfield | |
| 3 | Atkinson-Koskinen Site 45.13 | Upload image | November 23, 1984 (#84000282) | Address Restricted | Steuben | |
| 4 | Charles Best House | Charles Best House | March 2, 1982 (#82000784) | County Rd. 44°56′51″N 67°10′30″W﻿ / ﻿44.9475°N 67.175°W﻿ / 44.9475; -67.175﻿ (Charles Best House) | Pembroke | |
| 5 | Birch Point | Upload image | December 9, 1997 (#97000913) | Address Restricted | Machiasport | |
| 6 | Former Boynton High School | Former Boynton High School | April 11, 2002 (#02000351) | 78 High St. 44°54′19″N 66°59′26″W﻿ / ﻿44.905278°N 66.990556°W﻿ / 44.905278; -66.990556﻿ (Former Boynton High School) | Eastport | Now Eastport City Hall. |
| 7 | Boynton Street Historic District | Boynton Street Historic District | July 19, 1984 (#84001542) | 13-26 Boynton St. 44°54′18″N 66°59′13″W﻿ / ﻿44.905°N 66.986944°W﻿ / 44.905; -66.986944﻿ (Boynton Street Historic District) | Eastport | |
| 8 | Henrietta Brewer House | Henrietta Brewer House | October 6, 1983 (#83003688) | U.S. Route 1 45°05′04″N 67°06′41″W﻿ / ﻿45.084444°N 67.111389°W﻿ / 45.084444; -67.111389﻿ (Henrietta Brewer House) | Robbinston | |
| 9 | John N.M. Brewer House | John N.M. Brewer House | October 6, 1983 (#83003690) | U.S. Route 1 45°04′55″N 67°06′40″W﻿ / ﻿45.081944°N 67.111111°W﻿ / 45.081944; -67.111111﻿ (John N.M. Brewer House) | Robbinston | |
| 10 | Bucknam House | Bucknam House | April 28, 1975 (#75000113) | Main St. 44°39′15″N 67°43′33″W﻿ / ﻿44.654167°N 67.725833°W﻿ / 44.654167; -67.725833﻿ (Bucknam House) | Columbia Falls | |
| 11 | Samuel Bucknam House | Samuel Bucknam House | October 19, 1978 (#78000203) | Main St. 44°39′09″N 67°43′46″W﻿ / ﻿44.6525°N 67.729444°W﻿ / 44.6525; -67.729444﻿ (Samuel Bucknam House) | Columbia Falls | |
| 12 | Burnham Tavern | Burnham Tavern More images | April 11, 1973 (#73000152) | 14 Colonial Way 44°42′50″N 67°27′36″W﻿ / ﻿44.713889°N 67.46°W﻿ / 44.713889; -67.46﻿ (Burnham Tavern) | Machias | |
| 13 | Calais Free Library | Calais Free Library | April 12, 2001 (#01000370) | Union St., 0.05 miles northwest of its junction with U.S. Route 1 45°11′21″N 67°16′38″W﻿ / ﻿45.189167°N 67.277222°W﻿ / 45.189167; -67.277222﻿ (Calais Free Library) | Calais | |
| 14 | Calais Historic District | Calais Historic District | December 20, 1978 (#78000204) | Church, Main, and North Sts. 45°11′19″N 67°16′40″W﻿ / ﻿45.188611°N 67.277778°W﻿ / 45.188611; -67.277778﻿ (Calais Historic District) | Calais | |
| 15 | Calais Observatory | Calais Observatory | December 19, 2012 (#12001069) | Meridian Park, North St. 45°11′05″N 67°16′51″W﻿ / ﻿45.184763°N 67.280762°W﻿ / 45.184763; -67.280762﻿ (Calais Observatory) | Calais | Granite installation for performing 1857 longitude survey. |
| 16 | Calais Residential Historic District | Calais Residential Historic District | October 28, 1994 (#94001248) | Roughly the area along Main St. and Calais Ave., and from Calais Ave. to Swan St. 45°11′11″N 67°16′25″W﻿ / ﻿45.186389°N 67.273611°W﻿ / 45.186389; -67.273611﻿ (Calais Residential Historic District) | Calais | |
| 17 | Gen. Alexander Campbell House | Gen. Alexander Campbell House | April 13, 1977 (#77000088) | Campbell Hill 44°35′53″N 67°55′18″W﻿ / ﻿44.598056°N 67.921667°W﻿ / 44.598056; -67.921667﻿ (Gen. Alexander Campbell House) | Cherryfield | |
| 18 | David W. Campbell House | David W. Campbell House | July 19, 1984 (#84001545) | Main St. 44°36′02″N 67°55′19″W﻿ / ﻿44.600556°N 67.921944°W﻿ / 44.600556; -67.921944﻿ (David W. Campbell House) | Cherryfield | |
| 19 | Frank Campbell House | Frank Campbell House | October 29, 1982 (#82000426) | U.S. Route 1 44°35′52″N 67°55′23″W﻿ / ﻿44.597778°N 67.923056°W﻿ / 44.597778; -67.923056﻿ (Frank Campbell House) | Cherryfield | |
| 20 | Col. Samuel Campbell House | Col. Samuel Campbell House | February 4, 1982 (#82000785) | U.S. Route 1 44°35′54″N 67°55′18″W﻿ / ﻿44.598333°N 67.921667°W﻿ / 44.598333; -67.921667﻿ (Col. Samuel Campbell House) | Cherryfield | |
| 21 | Central Congregational Church | Central Congregational Church | June 23, 1976 (#76000116) | Middle St. 44°54′14″N 66°59′16″W﻿ / ﻿44.903889°N 66.987778°W﻿ / 44.903889; -66.987778﻿ (Central Congregational Church) | Eastport | |
| 22 | Centre Street Congregational Church | Centre Street Congregational Church More images | May 12, 1975 (#75000114) | Centre St. 44°42′54″N 67°27′37″W﻿ / ﻿44.715°N 67.460278°W﻿ / 44.715; -67.460278﻿ (Centre Street Congregational Church) | Machias | |
| 23 | Chaloner House | Chaloner House More images | February 7, 2007 (#07000009) | 3 Pleasant St. 44°51′42″N 66°59′06″W﻿ / ﻿44.861667°N 66.985°W﻿ / 44.861667; -66.985﻿ (Chaloner House) | Lubec | |
| 24 | Charlotte Pound | Upload image | December 21, 2005 (#05001442) | Charlotte Rd., 0.25 miles east of its junction with 214 45°00′25″N 67°16′16″W﻿ / ﻿45.006944°N 67.271111°W﻿ / 45.006944; -67.271111﻿ (Charlotte Pound) | Charlotte | |
| 25 | Cherryfield Academy | Cherryfield Academy | February 19, 1982 (#82000786) | Main St. 44°36′06″N 67°55′29″W﻿ / ﻿44.601667°N 67.924722°W﻿ / 44.601667; -67.924722﻿ (Cherryfield Academy) | Cherryfield | Now houses town offices |
| 26 | Cherryfield Historic District | Cherryfield Historic District More images | October 1, 1990 (#90001467) | Roughly bounded by Church, Main, Park, New and High Sts., as well as River Rd. properties from U.S. Route 1 to Driscoll Island 44°35′54″N 67°55′32″W﻿ / ﻿44.598333°N 67.925556°W﻿ / 44.598333; -67.925556﻿ (Cherryfield Historic District) | Cherryfield | |
| 27 | Columbia House | Columbia House More images | October 12, 2000 (#00001203) | Main St. at its junction with Church Hill Circle 44°39′15″N 67°43′43″W﻿ / ﻿44.654167°N 67.728611°W﻿ / 44.654167; -67.728611﻿ (Columbia House) | Columbia Falls | |
| 28 | Dennysville Historic District | Dennysville Historic District | October 29, 1982 (#82000427) | The Lane, Main, and King Sts. 44°54′01″N 67°13′45″W﻿ / ﻿44.900278°N 67.229167°W﻿ / 44.900278; -67.229167﻿ (Dennysville Historic District) | Dennysville | |
| 29 | Devils Head Site | Upload image | May 17, 2006 (#06000395) | Address Restricted | Calais | |
| 30 | East Machias Historic District | East Machias Historic District | April 11, 1973 (#73000153) | High, Water, and Bridge Sts. 44°44′11″N 67°23′21″W﻿ / ﻿44.736389°N 67.389167°W﻿ / 44.736389; -67.389167﻿ (East Machias Historic District) | East Machias | |
| 31 | Eastport Historic District | Eastport Historic District | June 1, 1982 (#82000787) | Water St.; 15 Sea St. 44°54′18″N 66°59′07″W﻿ / ﻿44.905°N 66.985278°W﻿ / 44.905; -66.985278﻿ (Eastport Historic District) | Eastport | Sea Street address represents a boundary increase July 11, 2016. |
| 32 | Fort O'Brien | Fort O'Brien More images | October 1, 1969 (#69000024) | South of Machiasport on a secondary road 44°41′22″N 67°23′48″W﻿ / ﻿44.689444°N 67.396667°W﻿ / 44.689444; -67.396667﻿ (Fort O'Brien) | Machiasport | |
| 33 | Fort Sullivan | Fort Sullivan | January 26, 1970 (#70000081) | Moose Island; barracks, 74 Washington St. 44°54′27″N 66°59′19″W﻿ / ﻿44.9075°N 66.988611°W﻿ / 44.9075; -66.988611﻿ (Fort Sullivan) | Eastport | |
| 34 | Jeremiah Fowler House | Jeremiah Fowler House | December 29, 1983 (#83003693) | 35 School St. 44°51′37″N 66°59′14″W﻿ / ﻿44.860278°N 66.987222°W﻿ / 44.860278; -66.987222﻿ (Jeremiah Fowler House) | Lubec | |
| 35 | Gallison Memorial Library | Gallison Memorial Library | January 11, 2001 (#00001632) | U.S. Route 1, 0.5 miles west of its junction with U.S. Route 1A 44°37′09″N 67°48′45″W﻿ / ﻿44.619167°N 67.8125°W﻿ / 44.619167; -67.8125﻿ (Gallison Memorial Library) | Harrington | |
| 36 | Gates House | Gates House | April 28, 1975 (#75000115) | State Route 92 44°41′49″N 67°23′38″W﻿ / ﻿44.696944°N 67.393889°W﻿ / 44.696944; -67.393889﻿ (Gates House) | Machiasport | |
| 37 | Gilmore House | Gilmore House | June 14, 1979 (#79000380) | 764 River Road 45°11′01″N 67°15′51″W﻿ / ﻿45.183611°N 67.264167°W﻿ / 45.183611; -67.264167﻿ (Gilmore House) | Calais | Listed at 316 Main Street. |
| 38 | Governors Point | Upload image | August 8, 2001 (#01000812) | Address Restricted | Grand Lake Stream | |
| 39 | Grace Episcopal Church | Grace Episcopal Church | August 7, 2001 (#01000816) | U.S. Route 1 0.5 miles northwest of its junction with 3rd Rd. 45°05′14″N 67°06′53″W﻿ / ﻿45.087222°N 67.114722°W﻿ / 45.087222; -67.114722﻿ (Grace Episcopal Church) | Robbinston | |
| 40 | Grand Lake Stream Site | Upload image | December 9, 1997 (#97000916) | Address restricted | Grand Lake Stream | |
| 41 | Thomas Hamilton House | Thomas Hamilton House | February 4, 1982 (#82000788) | 78 South St. 45°10′43″N 67°16′20″W﻿ / ﻿45.178611°N 67.272222°W﻿ / 45.178611; -67.272222﻿ (Thomas Hamilton House) | Calais | |
| 42 | Hinckley Hill Historic District | Hinckley Hill Historic District | October 28, 1994 (#94001244) | Roughly 305-326 Main St. 45°10′59″N 67°15′53″W﻿ / ﻿45.183056°N 67.264722°W﻿ / 45.183056; -67.264722﻿ (Hinckley Hill Historic District) | Calais | |
| 43 | Hog Island-62.23 | Upload image | December 9, 1997 (#97000911) | Address restricted | Machiasport | |
| 44 | Hog Island-62.24 | Upload image | September 5, 1997 (#97000917) | Address restricted | Machiasport | |
| 45 | Hog Island-62.25 | Upload image | December 9, 1997 (#97000918) | Address restricted | Machiasport | |
| 46 | Hog Island-62.29 | Upload image | September 5, 1997 (#97000912) | Address restricted | Machiasport | |
| 47 | Holmes Cottage | Holmes Cottage | April 4, 1988 (#87001855) | 521 Main St. 45°11′15″N 67°16′28″W﻿ / ﻿45.1875°N 67.274444°W﻿ / 45.1875; -67.274444﻿ (Holmes Cottage) | Calais | St. Croix Historical Society museum |
| 48 | Holmes Point | Upload image | December 9, 1997 (#97000914) | Address restricted | Machiasport | |
| 49 | Dr. Job Holmes House | Dr. Job Holmes House | April 5, 1990 (#90000579) | 527 Main St. 45°11′15″N 67°16′26″W﻿ / ﻿45.1875°N 67.273889°W﻿ / 45.1875; -67.273889﻿ (Dr. Job Holmes House) | Calais | St. Croix Historical Society museum |
| 50 | Indian River Baptist Church | Upload image | June 23, 1988 (#88000893) | State Route 187 at Indian River 44°34′22″N 67°38′36″W﻿ / ﻿44.572778°N 67.643333°W﻿ / 44.572778; -67.643333﻿ (Indian River Baptist Church) | Addison | |
| 51 | Theodore Jellison House | Theodore Jellison House | November 23, 1984 (#84000274) | River Rd. 45°09′53″N 67°12′02″W﻿ / ﻿45.164722°N 67.200556°W﻿ / 45.164722; -67.200556﻿ (Theodore Jellison House) | Calais | |
| 52 | Jonesboro Grange No. 357 | Jonesboro Grange No. 357 | December 15, 2010 (#10001035) | Harrington Road 44°39′44″N 67°34′21″W﻿ / ﻿44.6621°N 67.5725°W﻿ / 44.6621; -67.5725﻿ (Jonesboro Grange No. 357) | Jonesboro | |
| 53 | Jonesboro Union Church | Jonesboro Union Church | July 18, 2002 (#02000788) | Looks Point Rd. at its junction with U.S. Route 1 44°39′35″N 67°34′32″W﻿ / ﻿44.659722°N 67.575556°W﻿ / 44.659722; -67.575556﻿ (Jonesboro Union Church) | Jonesboro | |
| 54 | Libby Island Light Station | Libby Island Light Station More images | June 18, 1976 (#76000117) | South of Machiasport on Libby Island 44°34′16″N 67°21′54″W﻿ / ﻿44.571111°N 67.365°W﻿ / 44.571111; -67.365﻿ (Libby Island Light Station) | Machiasport | |
| 55 | Liberty Hall | Liberty Hall | November 23, 1977 (#77000089) | State Route 92 44°41′51″N 67°23′40″W﻿ / ﻿44.6975°N 67.394444°W﻿ / 44.6975; -67.394444﻿ (Liberty Hall) | Machiasport | |
| 56 | Lincoln House | Upload image | March 29, 1978 (#78000206) | Maine State Route 86 44°54′23″N 67°13′44″W﻿ / ﻿44.906389°N 67.228889°W﻿ / 44.906389; -67.228889﻿ (Lincoln House) | Dennysville | |
| 57 | Little River Light Station | Little River Light Station More images | March 14, 1988 (#88000156) | Little River Island 44°39′02″N 67°11′39″W﻿ / ﻿44.650556°N 67.194167°W﻿ / 44.650556; -67.194167﻿ (Little River Light Station) | Cutler | |
| 58 | Lubec Channel Light Station | Lubec Channel Light Station More images | March 14, 1988 (#88000152) | Lubec Channel 44°50′31″N 66°58′38″W﻿ / ﻿44.841944°N 66.977222°W﻿ / 44.841944; -66.977222﻿ (Lubec Channel Light Station) | Lubec | |
| 59 | Machias Post Office and Customhouse | Machias Post Office and Customhouse | November 23, 1977 (#77000090) | Main and Center Sts. 44°42′55″N 67°27′30″W﻿ / ﻿44.715278°N 67.458333°W﻿ / 44.715278; -67.458333﻿ (Machias Post Office and Customhouse) | Machias | |
| 60 | Machias Railroad Station | Machias Railroad Station | October 2, 1992 (#92001293) | 27 E. Main St. 44°43′10″N 67°27′08″W﻿ / ﻿44.719444°N 67.452222°W﻿ / 44.719444; -67.452222﻿ (Machias Railroad Station) | Machias | |
| 61 | Machias Valley Grange, No. 360 (Former) | Machias Valley Grange, No. 360 (Former) | May 8, 2007 (#07000410) | 3 Elm St. 44°42′47″N 67°27′27″W﻿ / ﻿44.713056°N 67.4575°W﻿ / 44.713056; -67.4575﻿ (Machias Valley Grange, No. 360 (Former)) | Machias | |
| 62 | Maine Archeological Survey site 62.46 | Upload image | August 8, 2001 (#01000814) | On an island in Machias Bay | Machiasport | A post-contact petroglyph site with carvings of European ships |
| 63 | The Mansion House | The Mansion House | May 22, 1973 (#73000154) | North of Robbinston on U.S. Route 1 45°05′10″N 67°06′44″W﻿ / ﻿45.0861°N 67.1121°W﻿ / 45.0861; -67.1121﻿ (The Mansion House) | Robbinston | |
| 64 | Marsh Stream Farm | Upload image | January 12, 2016 (#15000971) | 38 Marsh Stream Ln. 44°40′03″N 67°25′47″W﻿ / ﻿44.667426°N 67.429798°W﻿ / 44.667426; -67.429798﻿ (Marsh Stream Farm) | Machiasport | |
| 65 | McCurdy Smokehouse | McCurdy Smokehouse | July 15, 1993 (#93000638) | Eastern side of Water St. at its junction with School St. 44°51′39″N 66°59′01″W﻿ / ﻿44.860833°N 66.983611°W﻿ / 44.860833; -66.983611﻿ (McCurdy Smokehouse) | Lubec | |
| 66 | McGlashan-Nickerson House | McGlashan-Nickerson House | June 14, 1990 (#90000920) | St. Croix Dr. near Pettegrove Pt. 45°07′30″N 67°08′54″W﻿ / ﻿45.125°N 67.148333°W﻿ / 45.125; -67.148333﻿ (McGlashan-Nickerson House) | Red Beach | |
| 67 | Henry D. Moore Parish House and Library | Henry D. Moore Parish House and Library | November 29, 2001 (#01001272) | 3 Rogers Point Rd. 44°30′39″N 67°57′43″W﻿ / ﻿44.510833°N 67.961944°W﻿ / 44.510833; -67.961944﻿ (Henry D. Moore Parish House and Library) | Steuben | |
| 68 | Narraguagus Light Station | Narraguagus Light Station | November 20, 1987 (#87002022) | Eastern side of Pond Island 44°27′15″N 67°49′44″W﻿ / ﻿44.454167°N 67.828889°W﻿ / 44.454167; -67.828889﻿ (Narraguagus Light Station) | Milbridge | |
| 69 | William M. Nash House | William M. Nash House | January 4, 1983 (#83000477) | River Rd. 44°36′02″N 67°55′42″W﻿ / ﻿44.600556°N 67.928333°W﻿ / 44.600556; -67.928333﻿ (William M. Nash House) | Cherryfield | |
| 70 | Ntolonapemk, Eastern Surplus Superfund Site | Upload image | August 8, 2001 (#01000819) | Roughly bounded by State Route 191, Stone Road, Meddybemps Lake, and the Dennys River 45°02′18″N 67°21′31″W﻿ / ﻿45.03833°N 67.35855°W﻿ / 45.03833; -67.35855﻿ (Ntolonapemk, Eastern Surplus Superfund Site) | Meddybemps | |
| 71 | Patten Building | Patten Building | December 22, 1978 (#78000207) | Main St. 44°35′54″N 67°55′30″W﻿ / ﻿44.598333°N 67.925°W﻿ / 44.598333; -67.925﻿ (Patten Building) | Cherryfield | |
| 72 | Clark Perry House | Clark Perry House | October 9, 1979 (#79000169) | Court St. 44°42′55″N 67°27′40″W﻿ / ﻿44.715278°N 67.461111°W﻿ / 44.715278; -67.461111﻿ (Clark Perry House) | Machias | |
| 73 | Petit Manan Light Station | Petit Manan Light Station More images | October 30, 1987 (#87001879) | Petit Manan Island 44°22′03″N 67°51′53″W﻿ / ﻿44.3675°N 67.864722°W﻿ / 44.3675; -67.864722﻿ (Petit Manan Light Station) | Milbridge | |
| 74 | Joshua Pettegrove House | Joshua Pettegrove House | March 17, 1994 (#94000179) | Eastern side of U.S. Route 1, 0.25 miles north of its junction with Shattuck Rd. 45°07′32″N 67°08′47″W﻿ / ﻿45.125556°N 67.146389°W﻿ / 45.125556; -67.146389﻿ (Joshua Pettegrove House) | Red Beach | |
| 75 | Pike's Mile Markers | Pike's Mile Markers | January 20, 1995 (#94001548) | Twelve locations spaced 1 miles apart along the eastern side of U.S. Route 1 between Robbinston and Calais 45°10′04″N 67°14′01″W﻿ / ﻿45.167778°N 67.233611°W﻿ / 45.167778; -67.233611﻿ (Pike's Mile Markers) | Calais | |
| 76 | Capt. John Plummer House | Capt. John Plummer House | January 21, 2009 (#08001358) | 23 Pleasant St. 44°37′08″N 67°44′36″W﻿ / ﻿44.61881°N 67.74331°W﻿ / 44.61881; -67.74331﻿ (Capt. John Plummer House) | Addison | |
| 77 | Porter Memorial Library | Porter Memorial Library | January 20, 1978 (#78000208) | Court St. 44°42′55″N 67°27′36″W﻿ / ﻿44.715278°N 67.46°W﻿ / 44.715278; -67.46﻿ (Porter Memorial Library) | Machias | |
| 78 | Reversing Falls Site | Upload image | June 27, 1990 (#90000907) | Address Restricted | Pembroke | |
| 79 | Ruggles House | Ruggles House | January 26, 1970 (#70000080) | Main Street 44°39′08″N 67°43′49″W﻿ / ﻿44.652222°N 67.730278°W﻿ / 44.652222; -67.730278﻿ (Ruggles House) | Columbia Falls | |
| 80 | St. Anne's Episcopal Church | St. Anne's Episcopal Church | July 8, 1982 (#82000789) | Church St. 45°11′16″N 67°16′31″W﻿ / ﻿45.187778°N 67.275278°W﻿ / 45.187778; -67.275278﻿ (St. Anne's Episcopal Church) | Calais | |
| 81 | St. Croix Island International Historic Site | St. Croix Island International Historic Site More images | October 15, 1966 (#66000932) | St. Croix Island, on the US side of the St. Croix River 45°07′42″N 67°08′02″W﻿ / ﻿45.128333°N 67.133889°W﻿ / 45.128333; -67.133889﻿ (St. Croix Island International Historic Site) | St. Croix Junction | |
| 82 | Sewall Memorial Congregational Church | Sewall Memorial Congregational Church | December 19, 2012 (#12001070) | 558 U.S. Route 1 45°05′04″N 67°06′42″W﻿ / ﻿45.084324°N 67.111585°W﻿ / 45.084324; -67.111585﻿ (Sewall Memorial Congregational Church) | Robbinston | Misspelled "Sewell" in the National Register listing. |
| 83 | James R. Talbot House | James R. Talbot House | January 4, 1983 (#83000478) | U.S. Route 1 44°44′18″N 67°23′28″W﻿ / ﻿44.738333°N 67.391111°W﻿ / 44.738333; -67.391111﻿ (James R. Talbot House) | East Machias | |
| 84 | Todd House | Todd House | April 23, 1980 (#80000258) | 11 Capens Ave. 44°54′41″N 66°59′09″W﻿ / ﻿44.911389°N 66.985833°W﻿ / 44.911389; -66.985833﻿ (Todd House) | Eastport | |
| 85 | Union Church, (former) | Union Church, (former) | July 5, 2000 (#00000759) | Main St., 0.1 miles northeast of its junction with Addison Rd. 44°39′12″N 67°43′46″W﻿ / ﻿44.653333°N 67.729444°W﻿ / 44.653333; -67.729444﻿ (Union Church, (former)) | Columbia Falls | |
| 86 | Union Evangelical Church | Upload image | June 7, 1996 (#96000654) | Northern side of Addison Ridge Rd., 2 miles south of U.S. Route 1 44°36′59″N 67°45′20″W﻿ / ﻿44.616389°N 67.755556°W﻿ / 44.616389; -67.755556﻿ (Union Evangelical Church) | Addison | |
| 87 | Union Hall | Union Hall | June 25, 1987 (#87000938) | Near the junction of U.S. Route 1 and State Route 169 45°39′29″N 67°52′02″W﻿ / ﻿45.658056°N 67.867222°W﻿ / 45.658056; -67.867222﻿ (Union Hall) | Danforth | |
| 88 | Union Meeting House | Union Meeting House | April 11, 2014 (#14000139) | 153 US Route 1 44°47′27″N 67°10′32″W﻿ / ﻿44.7909°N 67.1755°W﻿ / 44.7909; -67.1755﻿ (Union Meeting House) | Whiting | |
| 89 | U.S. Inspection Station-Calais (Ferry Point), Maine | U.S. Inspection Station-Calais (Ferry Point), Maine More images | September 10, 2014 (#14000559) | 1 Main St. 45°11′27″N 67°17′01″W﻿ / ﻿45.1908°N 67.2835°W﻿ / 45.1908; -67.2835﻿ (U.S. Inspection Station-Calais (Ferry Point), Maine) | Calais | |
| 90 | Everett Wallace House | Everett Wallace House | March 7, 1996 (#96000243) | Western side of U.S. Route 1, 0.05 miles north of its junction with Wyman Rd. 44°31′57″N 67°52′59″W﻿ / ﻿44.5325°N 67.883056°W﻿ / 44.5325; -67.883056﻿ (Everett Wallace House) | Milbridge | |
| 91 | George Washburn House | George Washburn House | February 11, 1982 (#82000790) | 772 River Road 45°10′59″N 67°15′50″W﻿ / ﻿45.183056°N 67.263889°W﻿ / 45.183056; -67.263889﻿ (George Washburn House) | Calais | Listed at 318 Main Street. |
| 92 | Washington County Courthouse | Washington County Courthouse | November 7, 1976 (#76000119) | Court St. 44°42′58″N 67°27′36″W﻿ / ﻿44.716111°N 67.46°W﻿ / 44.716111; -67.46﻿ (Washington County Courthouse) | Machias | |
| 93 | Washington County Jail | Washington County Jail | April 7, 1988 (#88000393) | Court St. 44°42′58″N 67°27′35″W﻿ / ﻿44.716111°N 67.459722°W﻿ / 44.716111; -67.459722﻿ (Washington County Jail) | Machias | |
| 94 | David and Hadassah Wass House | Upload image | June 14, 2022 (#100007806) | 293 Water St. 44°37′08″N 67°44′41″W﻿ / ﻿44.6189°N 67.7446°W﻿ / 44.6189; -67.7446﻿ (David and Hadassah Wass House) | Addison | |
| 95 | West Quoddy Head Light Station | West Quoddy Head Light Station More images | July 4, 1980 (#80004601) | Southeast of Lubec on West Quoddy Head 44°48′54″N 66°57′00″W﻿ / ﻿44.815°N 66.95°W﻿ / 44.815; -66.95﻿ (West Quoddy Head Light Station) | Lubec | |
| 96 | West Quoddy Lifesaving Station | West Quoddy Lifesaving Station | April 20, 1990 (#90000581) | Northern side of W. Quoddy Head 44°49′04″N 66°57′59″W﻿ / ﻿44.817778°N 66.966389°W﻿ / 44.817778; -66.966389﻿ (West Quoddy Lifesaving Station) | Lubec | |
| 97 | Whitlocks Mill Light Station | Whitlocks Mill Light Station | January 21, 1988 (#87002276) | Southern bank of the St. Croix River 45°09′46″N 67°13′41″W﻿ / ﻿45.162778°N 67.228056°W﻿ / 45.162778; -67.228056﻿ (Whitlocks Mill Light Station) | Calais | |
| 98 | Whitneyville Congregational Church | Whitneyville Congregational Church | June 26, 1979 (#79000170) | Main St. 44°43′19″N 67°31′24″W﻿ / ﻿44.721872°N 67.52335°W﻿ / 44.721872; -67.52335﻿ (Whitneyville Congregational Church) | Whitneyville | |
| 99 | Windswept | Windswept | May 8, 2007 (#07000411) | 421 Petit Manan Point Rd. 44°25′05″N 67°54′45″W﻿ / ﻿44.418056°N 67.9125°W﻿ / 44.418056; -67.9125﻿ (Windswept) | Steuben | |
| 100 | Daniel Young House | Daniel Young House | March 22, 1984 (#84001547) | 34 Main St. 44°51′39″N 66°59′15″W﻿ / ﻿44.860833°N 66.9875°W﻿ / 44.860833; -66.9875﻿ (Daniel Young House) | Lubec | |

## Former and moved listings

| | Name on the Register | Image | Date listed | Date removed | Location | City or town | Description |
| 1 | Columbia Union Church | Columbia Union Church | June 20, 1997 (#97000607) | June 6, 2024 | Northern side of State Route 29-608 (Epping Road), 0.05 miles east of its junction with State Route 29-610 (Cemetery Road) 44°40′59″N 67°46′48″W﻿ / ﻿44.683056°N 67.78°W﻿ / 44.683056; -67.78﻿ (Columbia Union Church) | Epping (Columbia, Maine) | Condemned in 2019, and collapsed in 2024. |
| 2 | First Congregational Church | Upload image | December 20, 1978 (#78000205) | April 29, 2004 | Calais Avenue | Lubec | Destroyed by fire on February 21, 1992. |
| 3 | The Lion (locomotive) | The Lion (locomotive) More images | December 15, 1976 (#76000118) | moved in 1985 | Maine State Museum 44°42′30″N 67°27′21″W﻿ / ﻿44.708333°N 67.455833°W﻿ / 44.708333; -67.455833﻿ (The Lion (locomotive)) | Augusta | Originally listed while on display at the University of Maine at Machias. |