[2] Name on the Register Image Date listed [3] Location Neighborhood Description 1 Alban Towers Apartment Building Alban Towers Apartment Building September 9, 1994 (# 94001040 ) 3700 Massachusetts Ave., NW 38°55′43″N 77°04′26″W / 38.9286°N 77.0739°W / 38.9286; -77.0739 (Alban Towers Apartment Building ) Cathedral Heights 2 American Revolution Statuary American Revolution Statuary July 14, 1978 (# 78000256 ) Public buildings and various parks within DC 38°56′16″N 77°05′09″W / 38.9378°N 77.0858°W / 38.9378; -77.0858 (American Revolution Statuary ) American University Park 14 statues including 11 in central DC, and General Artemas Ward in American University Park 3 Babcock-Macomb House Babcock-Macomb House February 10, 1995 (# 94001633 ) 3415 Massachusetts Ave., NW 38°55′29″N 77°04′04″W / 38.9247°N 77.0678°W / 38.9247; -77.0678 (Babcock-Macomb House ) Massachusetts Heights 4 Newton D. Baker House Newton D. Baker House December 8, 1976 (# 76002126 ) 3017 N St., NW 38°54′25″N 77°03′37″W / 38.9069°N 77.0603°W / 38.9069; -77.0603 (Newton D. Baker House ) Georgetown 5 Bazelon-McGovern House Bazelon-McGovern House April 30, 2021 (# 100006457 ) 3020 University Terrace NW 38°55′50″N 77°05′51″W / 38.9305°N 77.0975°W / 38.9305; -77.0975 (Bazelon-McGovern House ) Palisades 6 Alexander Graham Bell Laboratory Alexander Graham Bell Laboratory November 28, 1972 (# 72001436 ) 3414 Volta Pl., NW 38°54′34″N 77°04′09″W / 38.9094°N 77.0692°W / 38.9094; -77.0692 (Alexander Graham Bell Laboratory ) Georgetown 7 Boulder Bridge and Ross Drive Bridge Boulder Bridge and Ross Drive Bridge March 20, 1980 (# 80000348 ) Rock Creek Park 38°56′53″N 77°02′42″W / 38.9481°N 77.045°W / 38.9481; -77.045 (Boulder Bridge and Ross Drive Bridge ) Rock Creek Park Extends to both sides of Rock Creek 8 Building at 3901 Connecticut Ave., NW Building at 3901 Connecticut Ave., NW September 11, 1997 (# 97001117 ) 3901 Connecticut Ave., NW 38°56′24″N 77°03′38″W / 38.94°N 77.0606°W / 38.94; -77.0606 (Building at 3901 Connecticut Ave., NW ) Forest Hills 9 Hilleary T. Burrows House Hilleary T. Burrows House June 27, 2011 (# 11000377 ) 4520 River Rd., NW 38°57′20″N 77°05′25″W / 38.9556°N 77.0903°W / 38.9556; -77.0903 (Hilleary T. Burrows House ) American University Park American University Park in Washington, D.C.: Its Early Houses, Pre-Civil War to 1911 MPS 10 Samuel and Harriet Burrows House Samuel and Harriet Burrows House June 28, 2011 (# 11000378 ) 4624 Verplanck Pl., NW 38°56′37″N 77°05′30″W / 38.9436°N 77.0917°W / 38.9436; -77.0917 (Samuel and Harriet Burrows House ) American University Park American University Park in Washington, D.C.: Its Early Houses, Pre-Civil War to 1911 MPS 11 Capital Traction Company Union Station Capital Traction Company Union Station August 9, 2019 (# 100004248 ) 3600 M Street NW 38°54′18″N 77°04′11″W / 38.9051°N 77.0697°W / 38.9051; -77.0697 (Capital Traction Company Union Station ) Georgetown 12 Carnegie Institution of Washington, Geophysical Laboratory Carnegie Institution of Washington, Geophysical Laboratory December 29, 1994 (# 94001511 ) 2801 Upton St., NW 38°56′35″N 77°03′24″W / 38.9431°N 77.0567°W / 38.9431; -77.0567 (Carnegie Institution of Washington, Geophysical Laboratory ) Forest Hills Building now houses the Levine School of Music . 13 Castle Gatehouse, Washington Aqueduct Castle Gatehouse, Washington Aqueduct March 13, 1975 (# 75002048 ) Near jct. of Reservoir Rd. and MacArthur Blvd., NW 38°54′39″N 77°05′24″W / 38.9108°N 77.09°W / 38.9108; -77.09 (Castle Gatehouse, Washington Aqueduct ) Foxhall 14 Cathedral Mansions Apartment Buildings Cathedral Mansions Apartment Buildings September 9, 1994 (# 94001037 ) 2900, 3000 and 3100 Connecticut Ave., NW 38°55′48″N 77°03′21″W / 38.93°N 77.0558°W / 38.93; -77.0558 (Cathedral Mansions Apartment Buildings ) Woodley Park 15 The Causeway The Causeway June 28, 1990 (# 90000910 ) 3029 Klingle Rd., NW 38°55′54″N 77°03′40″W / 38.9317°N 77.0611°W / 38.9317; -77.0611 (The Causeway ) Cleveland Park Also known as Tregaron 16 Chain Bridge Road School Chain Bridge Road School December 9, 2003 (# 03001255 ) 2820 Chain Bridge Rd. 38°55′45″N 77°05′48″W / 38.9292°N 77.0967°W / 38.9292; -77.0967 (Chain Bridge Road School ) Palisades 17 N. Webster Chappell House N. Webster Chappell House June 23, 2011 (# 11000379 ) 4131 Yuma St., NW 38°56′48″N 77°04′52″W / 38.9467°N 77.0811°W / 38.9467; -77.0811 (N. Webster Chappell House ) Tenleytown Tenleytown in Washington, D.C.: 1770-1941, MPS 18 Chesapeake and Ohio Canal National Historical Park Chesapeake and Ohio Canal National Historical Park October 15, 1966 (# 66000036 ) Bordering the Potomac River from Georgetown, D.C. to Cumberland, Maryland 38°54′15″N 77°03′46″W / 38.9043°N 77.0627°W / 38.9043; -77.0627 (Chesapeake and Ohio Canal National Historical Park ) Georgetown Boundary increase February 3, 2015 19 Chesapeake and Potomac Telephone Company, Cleveland-Emerson Exchange Chesapeake and Potomac Telephone Company, Cleveland-Emerson Exchange September 8, 2017 (# 100001578 ) 4268 Wisconsin Ave. NW 38°56′41″N 77°04′40″W / 38.9446°N 77.0778°W / 38.9446; -77.0778 (Chesapeake and Potomac Telephone Company, Cleveland-Emerson Exchange ) Tenleytown 20 Chevy Chase Arcade Chevy Chase Arcade August 4, 2003 (# 03000730 ) 5520 Connecticut Ave. 38°57′49″N 77°04′30″W / 38.9636°N 77.075°W / 38.9636; -77.075 (Chevy Chase Arcade ) Chevy Chase 21 Chevy Chase Savings Bank Chevy Chase Savings Bank April 27, 2023 (# 100008870 ) 5530 Connecticut Ave. NW 38°57′50″N 77°04′30″W / 38.9639°N 77.0751°W / 38.9639; -77.0751 (Chevy Chase Savings Bank ) 22 Chevy Chase Theater Chevy Chase Theater July 18, 1996 (# 96000734 ) 5612 Connecticut Ave. 38°57′56″N 77°04′35″W / 38.9656°N 77.0764°W / 38.9656; -77.0764 (Chevy Chase Theater ) Chevy Chase 23 Christ Church Christ Church March 16, 1972 (# 72001421 ) 3116 O St., NW 38°54′47″N 77°03′43″W / 38.913056°N 77.061944°W / 38.913056; -77.061944 (Christ Church ) Georgetown 24 City Tavern City Tavern January 17, 1992 (# 91001489 ) 3206 M St., NW 38°54′17″N 77°03′48″W / 38.904722°N 77.063333°W / 38.904722; -77.063333 (City Tavern ) Georgetown 25 Civil War Fort Sites Civil War Fort Sites July 15, 1974 (# 74000274 ) Arc of sites surrounding central Washington in Maryland, Virginia, and D.C. 38°57′10″N 77°04′42″W / 38.952833°N 77.078306°W / 38.952833; -77.078306 (Civil War Fort Sites ) All quadrants At the outset of the Civil War in 1861, Washington became a critical target for rebel attacks but was virtually without protection. The Union Army hastily began construction of a fortified defense line around the city, the physical remnants of which encompass these 19 earthwork forts, including Battery Kemble , Fort Bayard , Fort Reno , and Fort DeRussy . [4] See also National Register listings in central D.C. , upper NW D.C. , NE D.C. , SE D.C. , Prince George's County, Maryland , and Fairfax County, Virginia . 26 Cleveland Park Historic District Cleveland Park Historic District April 27, 1987 (# 87000628 ) Roughly bounded by Tilden St., Connecticut Ave., Klingle Rd., and Wisconsin Ave. 38°56′07″N 77°03′54″W / 38.935278°N 77.065°W / 38.935278; -77.065 (Cleveland Park Historic District ) Cleveland Park 27 Cloverdale Cloverdale August 9, 1990 (# 90001115 ) 2600 and 2608 Tilden St. NW 38°56′25″N 77°03′16″W / 38.940278°N 77.054444°W / 38.940278; -77.054444 (Cloverdale ) Forest Hills 28 Colony Hill Historic District Colony Hill Historic District May 21, 2021 (# 100006546 ) 1700-1731, 1800-1821, 4501-4520 Hoban Rd. NW, 1801-1820 45th St. NW, 4407-4444 Hadfield Rd. NW, 1701-1717 Foxhall Rd. NW. 38°54′50″N 77°05′04″W / 38.9139°N 77.0844°W / 38.9139; -77.0844 (Colony Hill Historic District ) Berkley 29 Conduit Road Schoolhouse Conduit Road Schoolhouse November 30, 1973 (# 73000220 ) 4954 MacArthur Blvd., NW 38°55′17″N 77°05′59″W / 38.921389°N 77.099722°W / 38.921389; -77.099722 (Conduit Road Schoolhouse ) Palisades 30 Connecticut Avenue Bridge over Klingle Valley Connecticut Avenue Bridge over Klingle Valley May 21, 2004 (# 04000448 ) Connecticut Avenue, NW over Klingel Valley 38°56′01″N 77°03′23″W / 38.933611°N 77.056389°W / 38.933611; -77.056389 (Connecticut Avenue Bridge over Klingle Valley ) Cleveland Park 31 Convent de Bon Secours Convent de Bon Secours November 19, 2004 (# 04001237 ) 4101 Yuma St. NW 38°56′54″N 77°04′50″W / 38.948333°N 77.080556°W / 38.948333; -77.080556 (Convent de Bon Secours ) Tenleytown 32 Customhouse and Post Office Customhouse and Post Office September 10, 1971 (# 71001006 ) 1221 31st St., NW 38°54′21″N 77°03′39″W / 38.90578°N 77.06096°W / 38.90578; -77.06096 (Customhouse and Post Office ) Georgetown 33 Colonel William Robert Davis House Colonel William Robert Davis House October 23, 2015 (# 15000742 ) 3020 Albemarle St. NW 38°56′52″N 77°03′47″W / 38.9479°N 77.0631°W / 38.9479; -77.0631 (Colonel William Robert Davis House ) North Cleveland Park 34 Dumbarton Bridge Dumbarton Bridge July 16, 1973 (# 73002080 ) Q St. over Rock Creek 38°54′39″N 77°03′04″W / 38.910833°N 77.051111°W / 38.910833; -77.051111 (Dumbarton Bridge ) Georgetown 35 Dumbarton House Dumbarton House January 28, 1991 (# 90002148 ) 2715 Q St., NW. 38°54′39″N 77°03′22″W / 38.910833°N 77.056111°W / 38.910833; -77.056111 (Dumbarton House ) Georgetown 36 Dumbarton Oaks Park and Montrose Park Dumbarton Oaks Park and Montrose Park May 28, 1967 (# 67000028 ) R St. NW 38°54′55″N 77°03′44″W / 38.915278°N 77.062222°W / 38.915278; -77.062222 (Dumbarton Oaks Park and Montrose Park ) Georgetown 37 Dumblane Dumblane September 21, 2005 (# 05000784 ) 4120 Warren St., NW. 38°56′46″N 77°04′55″W / 38.946111°N 77.081944°W / 38.946111; -77.081944 (Dumblane ) Tenleytown 38 Eldbrooke United Methodist Church Eldbrooke United Methodist Church September 5, 2008 (# 08000840 ) 4100 River Rd., NW. 38°56′56″N 77°04′49″W / 38.948811°N 77.080219°W / 38.948811; -77.080219 (Eldbrooke United Methodist Church ) Tenleytown 39 Engine Company 29 Engine Company 29 June 6, 2007 (# 07000534 ) 4811 MacArthur Blvd., NW 38°54′56″N 77°05′37″W / 38.915555°N 77.093536°W / 38.915555; -77.093536 (Engine Company 29 ) Palisades Colonial Revival ; "one of the more successful" designs by Municipal Architect Albert L. Harris 40 Engine Company 31 Engine Company 31 May 18, 2011 (# 11000285 ) 4930 Connecticut Ave., NW 38°57′16″N 77°04′10″W / 38.954444°N 77.069444°W / 38.954444; -77.069444 (Engine Company 31 ) North Cleveland Park 41 Equitable Life Insurance Building Equitable Life Insurance Building July 29, 2019 (# 100002110 ) 3900 Wisconsin Ave. NW. 38°56′26″N 77°04′33″W / 38.9406°N 77.0757°W / 38.9406; -77.0757 (Equitable Life Insurance Building ) 42 Evermay Evermay April 3, 1973 (# 73002083 ) 1623 28th St., NW. 38°54′41″N 77°03′24″W / 38.911389°N 77.056667°W / 38.911389; -77.056667 (Evermay ) Georgetown 43 Forrest-Marbury House Forrest-Marbury House July 2, 1973 (# 73002084 ) 3350 M St., NW. 38°54′17″N 77°04′04″W / 38.904722°N 77.067778°W / 38.904722; -77.067778 (Forrest-Marbury House ) Georgetown 44 Foxhall Village Historic District Foxhall Village Historic District November 29, 2007 (# 07001221 ) Bounded by Reservoir Rd. NW, Glover-Archibald Park, P St. NW & Foxhall Rd. NW. 38°54′37″N 77°04′56″W / 38.910381°N 77.082197°W / 38.910381; -77.082197 (Foxhall Village Historic District ) Foxhall Village 45 Garden Club of America Entrance Markers at Chevy Chase Circle Garden Club of America Entrance Markers at Chevy Chase Circle April 29, 2008 (# 08000346 ) Reservation 335A 38°58′03″N 77°04′37″W / 38.9675°N 77.076944°W / 38.9675; -77.076944 (Garden Club of America Entrance Markers at Chevy Chase Circle ) Chevy Chase 46 Garden Club of America Entrance Markers at Westmoreland Circle Garden Club of America Entrance Markers at Westmoreland Circle April 29, 2008 (# 08000348 ) Reservation 559 38°56′56″N 77°06′03″W / 38.948919°N 77.100911°W / 38.948919; -77.100911 (Garden Club of America Entrance Markers at Westmoreland Circle ) Westmoreland Circle 47 Garden Club of America Entrance Markers at Wisconsin Avenue Garden Club of America Entrance Markers at Wisconsin Avenue May 12, 2008 (# 08000394 ) Wisconsin Ave. at Western Ave. 38°57′39″N 77°05′08″W / 38.960817°N 77.085689°W / 38.960817; -77.085689 (Garden Club of America Entrance Markers at Wisconsin Avenue ) Friendship Heights 48 Glover-Archbold Park Glover-Archbold Park January 16, 2007 (# 06001260 ) Reservation 351 and 450 (Foundry Branch Valley) 38°55′31″N 77°04′55″W / 38.925367°N 77.082036°W / 38.925367; -77.082036 (Glover-Archbold Park ) NW 49 Georgetown Academy for Young Ladies Georgetown Academy for Young Ladies March 29, 1991 (# 90002146 ) 1524 35th St., NW. 38°54′38″N 77°04′16″W / 38.910556°N 77.071111°W / 38.910556; -77.071111 (Georgetown Academy for Young Ladies ) Georgetown 50 Georgetown Historic District Georgetown Historic District May 28, 1967 (# 67000025 ) Roughly bounded by Whitehaven St., Rock Creek Park , Potomac River , and Georgetown University campus 38°54′34″N 77°03′54″W / 38.909444°N 77.065°W / 38.909444; -77.065 (Georgetown Historic District ) Georgetown The entire Georgetown neighborhood, listed in the second year of the National Register program 51 Georgetown Market Georgetown Market May 6, 1971 (# 71001000 ) 3276 M St., NW. 38°54′17″N 77°03′56″W / 38.904722°N 77.065556°W / 38.904722; -77.065556 (Georgetown Market ) Georgetown 52 Georgetown University Astronomical Observatory Georgetown University Astronomical Observatory July 2, 1973 (# 73002087 ) Georgetown University 38°54′30″N 77°04′39″W / 38.908333°N 77.0775°W / 38.908333; -77.0775 (Georgetown University Astronomical Observatory ) Georgetown 53 Glen Hurst Glen Hurst June 1, 2005 (# 05000336 ) 4933 MacArthur Blvd. NW 38°55′15″N 77°05′56″W / 38.920833°N 77.098889°W / 38.920833; -77.098889 (Glen Hurst ) Foxhall 54 Grace Protestant Episcopal Church Grace Protestant Episcopal Church May 6, 1971 (# 71001001 ) 1041 Wisconsin Ave., NW. 38°54′13″N 77°03′44″W / 38.903611°N 77.062222°W / 38.903611; -77.062222 (Grace Protestant Episcopal Church ) Georgetown 55 Grant Road Historic District Grant Road Historic District March 3, 2004 (# 04000116 ) 4400 and 4500 blocks of Grant Rd., NW 38°56′56″N 77°04′33″W / 38.948778°N 77.07575°W / 38.948778; -77.07575 (Grant Road Historic District ) Tenleytown 56 Halcyon House Halcyon House March 31, 1971 (# 71001002 ) 3400 Prospect St., NW. 38°54′20″N 77°04′06″W / 38.905556°N 77.068333°W / 38.905556; -77.068333 (Halcyon House ) Georgetown 57 Rose Lees Hardy School Rose Lees Hardy School June 3, 2019 (# 100004071 ) 1550 Foxhall Rd. NW. 38°54′37″N 77°05′01″W / 38.9102°N 77.0836°W / 38.9102; -77.0836 (Rose Lees Hardy School ) Palisades 58 John Stoddert Haw House John Stoddert Haw House July 16, 1973 (# 73002089 ) 2808 N St., NW. 38°54′23″N 77°03′29″W / 38.906389°N 77.058056°W / 38.906389; -77.058056 (John Stoddert Haw House ) Georgetown 59 Healy Building, Georgetown University Healy Building, Georgetown University May 27, 1971 (# 71001003 ) Georgetown University campus, junction of O and Thirty-seventh Sts. 38°54′26″N 77°04′23″W / 38.907222°N 77.073056°W / 38.907222; -77.073056 (Healy Building, Georgetown University ) Georgetown 60 The Highlands The Highlands March 16, 1972 (# 72001423 ) 3825 Wisconsin Ave., NW. 38°56′21″N 77°04′27″W / 38.939167°N 77.074167°W / 38.939167; -77.074167 (The Highlands ) Cleveland Park Now the Sidwell Friends School 61 Hillandale-Main Residence and Gatehouse Hillandale-Main Residence and Gatehouse January 31, 1995 (# 94001595 ) 3905 Mansion Ct., NW. and 3905 Reservoir Rd., NW. 38°54′55″N 77°04′43″W / 38.915278°N 77.078611°W / 38.915278; -77.078611 (Hillandale-Main Residence and Gatehouse ) Burleith-Hillandale 62 Heurich-Parks House Heurich-Parks House October 13, 2015 (# 15000719 ) 3400 Massachusetts Ave., NW. 38°55′28″N 77°04′05″W / 38.9244°N 77.0681°W / 38.9244; -77.0681 (Heurich-Parks House ) Observatory Circle 63 Immaculata Seminary Historic District Immaculata Seminary Historic District May 19, 2014 (# 14000209 ) 4300 Nebraska Ave., NW 38°56′44″N 77°04′50″W / 38.945556°N 77.080556°W / 38.945556; -77.080556 (Immaculata Seminary Historic District ) Tenleytown Tenley Campus of American University 64 Janney Elementary School Janney Elementary School May 10, 2010 (# 10000241 ) 4130 Albemarle St., NW. 38°56′52″N 77°04′50″W / 38.947778°N 77.080556°W / 38.947778; -77.080556 (Janney Elementary School ) Tenleytown 65 Jesse Reno School Jesse Reno School September 7, 2010 (# 10000242 ) 4820 Howard St., NW 38°57′09″N 77°04′38″W / 38.9525°N 77.077222°W / 38.9525; -77.077222 (Jesse Reno School ) Friendship Heights 66 Dr. Franklin E. Kameny House Dr. Franklin E. Kameny House November 2, 2011 (# 11000773 ) 5020 Cathedral Ave., NW 38°55′48″N 77°06′08″W / 38.93°N 77.102222°W / 38.93; -77.102222 (Dr. Franklin E. Kameny House ) Palisades Ordinary-looking home and office of gay rights activist Frank Kameny (1925-2011). Location of important organizing meetings in gay rights struggle. 67 Kennedy-Warren Apartment Building Kennedy-Warren Apartment Building September 7, 1994 (# 94001039 ) 3133 Connecticut Ave., NW 38°55′54″N 77°03′21″W / 38.931667°N 77.055833°W / 38.931667; -77.055833 (Kennedy-Warren Apartment Building ) Cleveland Park 68 Francis Scott Key Bridge Francis Scott Key Bridge March 1, 1996 (# 96000199 ) US 29 over the Potomac River 38°54′08″N 77°04′13″W / 38.902222°N 77.070278°W / 38.902222; -77.070278 (Francis Scott Key Bridge ) Georgetown 69 Lafayette Elementary School Lafayette Elementary School March 30, 2018 (# 100002290 ) 5701 Broad Branch Rd. NW 38°57′59″N 77°04′05″W / 38.9664°N 77.0680°W / 38.9664; -77.0680 (Lafayette Elementary School ) Chevy Chase 70 Massachusetts Avenue Historic District Massachusetts Avenue Historic District October 22, 1974 (# 74002166 ) Both sides of Massachusetts Ave. between 17th St. and Observatory Circle, NW 38°54′50″N 77°03′06″W / 38.913889°N 77.051667°W / 38.913889; -77.051667 (Massachusetts Avenue Historic District ) Dupont Circle , Sheridan-Kalorama and Woodland-Normanstone Terrace Extends to both sides of Rock Creek 71 Massachusetts Avenue Parking Shops Massachusetts Avenue Parking Shops July 25, 2003 (# 03000670 ) 4841-4861 Massachusetts Ave. NW 38°56′44″N 77°05′47″W / 38.945556°N 77.096389°W / 38.945556; -77.096389 (Massachusetts Avenue Parking Shops ) American University Park 72 The Methodist Cemetery The Methodist Cemetery September 5, 2008 (# 08000839 ) Murdock Mill Rd. between River Rd. and 42nd St., NW. 38°56′57″N 77°05′04″W / 38.949106°N 77.084375°W / 38.949106; -77.084375 (The Methodist Cemetery ) Tenleytown 73 Montrose Park Montrose Park November 15, 2007 (# 07001178 ) R St. & Lovers' Ln. (Res. 324) 38°54′51″N 77°03′42″W / 38.914056°N 77.0618°W / 38.914056; -77.0618 (Montrose Park ) Georgetown 74 Morris House Morris House March 14, 2011 (# 10000750 ) 4001 Linnean Ave., NW 38°56′29″N 77°03′14″W / 38.941389°N 77.053889°W / 38.941389; -77.053889 (Morris House ) Forest Hills 75 Mount Vernon Seminary for Girls Mount Vernon Seminary for Girls August 10, 2016 (# 16000523 ) 3801 Nebraska Ave., NW. 38°56′21″N 77°05′05″W / 38.939171°N 77.084675°W / 38.939171; -77.084675 (Mount Vernon Seminary for Girls ) 76 Mount Zion Cemetery Mount Zion Cemetery August 6, 1975 (# 75002050 ) 27th and Q Sts., NW. 38°54′42″N 77°03′16″W / 38.911667°N 77.054444°W / 38.911667; -77.054444 (Mount Zion Cemetery ) Georgetown 77 Mount Zion United Methodist Church Mount Zion United Methodist Church July 24, 1975 (# 75002051 ) 1334 29th St., NW. 38°54′28″N 77°03′31″W / 38.907778°N 77.058611°W / 38.907778; -77.058611 (Mount Zion United Methodist Church ) Georgetown 78 The National Cathedral The National Cathedral May 3, 1974 (# 74002170 ) Wisconsin and Massachusetts Ave., NW. 38°55′46″N 77°04′12″W / 38.929444°N 77.07°W / 38.929444; -77.07 (The National Cathedral ) Cathedral Heights 79 National Presbyterian Church National Presbyterian Church January 12, 2022 (# 100007331 ) 4101, 4121, and 4125 Nebraska Ave. NW; 4120-4124 Van Ness Street NW. 38°56′33″N 77°04′53″W / 38.9425°N 77.0813°W / 38.9425; -77.0813 (National Presbyterian Church ) 80 National Zoological Park National Zoological Park April 11, 1973 (# 73002104 ) 3000 block of Connecticut Ave., NW. 38°55′44″N 77°02′59″W / 38.928889°N 77.049722°W / 38.928889; -77.049722 (National Zoological Park ) Rock Creek Park 81 Francis Griffith Newlands Memorial Fountain Francis Griffith Newlands Memorial Fountain October 12, 2007 (# 07001058 ) Chevy Chase Cir., Connecticut & Western Aves., NW (Res. 335A) 38°58′10″N 77°04′38″W / 38.969444°N 77.077222°W / 38.969444; -77.077222 (Francis Griffith Newlands Memorial Fountain ) Chevy Chase 82 Nixon-Mounsey House (1949-1976) Nixon-Mounsey House (1949-1976) May 24, 2022 (# 100007758 ) 2915 University Terr. NW 38°55′41″N 77°05′52″W / 38.9281°N 77.0978°W / 38.9281; -77.0978 (Nixon-Mounsey House (1949-1976) ) Palisades 83 North Corner Boundary Marker of the Original District of Columbia North Corner Boundary Marker of the Original District of Columbia November 1, 1996 (# 96001258 ) 1880 block of East-West Hwy. 38°59′45″N 77°02′29″W / 38.995833°N 77.041389°W / 38.995833; -77.041389 (North Corner Boundary Marker of the Original District of Columbia ) Colonial Village 84 Northwest No. 4 Boundary Marker of the Original District of Columbia Northwest No. 4 Boundary Marker of the Original District of Columbia November 1, 1996 (# 96001241 ) 5906 Dalecarlia Pl., NW 38°56′16″N 77°06′56″W / 38.937778°N 77.115556°W / 38.937778; -77.115556 (Northwest No. 4 Boundary Marker of the Original District of Columbia ) Palisades 85 Northwest No. 5 Boundary Marker of the Original District of Columbia Northwest No. 5 Boundary Marker of the Original District of Columbia November 1, 1996 (# 96001240 ) Dalecarlia Reservoir, 600 ft. W of Dalecarlia Parkway and 300 ft SE of concrete culvert 38°56′41″N 77°06′24″W / 38.944722°N 77.106667°W / 38.944722; -77.106667 (Northwest No. 5 Boundary Marker of the Original District of Columbia ) Dalecarlia Reservoir 86 Northwest No. 6 Boundary Marker of the Original District of Columbia Northwest No. 6 Boundary Marker of the Original District of Columbia November 1, 1996 (# 96001262 ) 150 ft. NE of jct. of Park and Western Aves., NW 38°57′19″N 77°05′37″W / 38.955278°N 77.093611°W / 38.955278; -77.093611 (Northwest No. 6 Boundary Marker of the Original District of Columbia ) American University Park 87 Northwest No. 7 Boundary Marker of the Original District of Columbia Northwest No. 7 Boundary Marker of the Original District of Columbia November 1, 1996 (# 96001261 ) 5600 Western Ave. 38°57′56″N 77°04′49″W / 38.965556°N 77.080278°W / 38.965556; -77.080278 (Northwest No. 7 Boundary Marker of the Original District of Columbia ) Chevy Chase 88 Northwest No. 8 Boundary Marker of the Original District of Columbia Northwest No. 8 Boundary Marker of the Original District of Columbia November 1, 1996 (# 96001260 ) 6422 Western Ave. 38°58′32″N 77°04′03″W / 38.975556°N 77.0675°W / 38.975556; -77.0675 (Northwest No. 8 Boundary Marker of the Original District of Columbia ) Barnaby Woods 89 Northwest No. 9 Boundary Marker of the Original District of Columbia Northwest No. 9 Boundary Marker of the Original District of Columbia November 1, 1996 (# 96001259 ) Rock Creek Park, approximately 165 ft. NW of the centerline of Daniel Rd. and 5 ft. SE from edge of 2701 Daniel Rd. 38°59′08″N 77°03′16″W / 38.985556°N 77.054444°W / 38.985556; -77.054444 (Northwest No. 9 Boundary Marker of the Original District of Columbia ) Rock Creek Park 90 Oak Hill Cemetery Chapel Oak Hill Cemetery Chapel March 16, 1972 (# 72001429 ) R St. at 29th St., NW. 38°54′46″N 77°03′32″W / 38.912778°N 77.058889°W / 38.912778; -77.058889 (Oak Hill Cemetery Chapel ) Georgetown 91 Old Stone House Old Stone House November 30, 1973 (# 73000219 ) 3051 M St., NW. 38°54′20″N 77°03′38″W / 38.905556°N 77.060556°W / 38.905556; -77.060556 (Old Stone House ) Georgetown 92 Old Swedish Ambassador's Residence Upload image April 11, 2024 (# 100010177 ) 3900 Nebraska Avenue NW 38°56′27″N 77°05′03″W / 38.9409°N 77.0843°W / 38.9409; -77.0843 (Old Swedish Ambassador's Residence ) 93 Old Woodley Park Historic District Old Woodley Park Historic District June 15, 1990 (# 90000856 ) Roughly bounded by Rock Creek Park, 24th St., 29th St., Woodley Rd. and Cathedral Ave., NW. 38°55′32″N 77°03′12″W / 38.925556°N 77.053333°W / 38.925556; -77.053333 (Old Woodley Park Historic District ) Woodley Park 94 Isaac Owens House Isaac Owens House June 19, 1973 (# 73002107 ) 2806 N St., NW. 38°54′24″N 77°03′29″W / 38.906667°N 77.058056°W / 38.906667; -77.058056 (Isaac Owens House ) Georgetown 95 Peirce Mill Peirce Mill March 24, 1969 (# 69000014 ) Rock Creek Park, NW corner of Tilden St. and Beach Dr., NW 38°56′24″N 77°03′08″W / 38.94°N 77.052222°W / 38.94; -77.052222 (Peirce Mill ) Rock Creek Park 96 Perna Brothers' Chesapeake Street Houses Perna Brothers' Chesapeake Street Houses June 26, 2017 (# 100001234 ) 4112-4118 Chesapeake St., NW 38°57′04″N 77°04′53″W / 38.951038°N 77.081492°W / 38.951038; -77.081492 (Perna Brothers' Chesapeake Street Houses ) 97 Pierce Springhouse and Barn Pierce Springhouse and Barn October 25, 1973 (# 73000222 ) 2400 block of Tilden St. and Beach Dr., NW 38°56′27″N 77°03′13″W / 38.940833°N 77.053611°W / 38.940833; -77.053611 (Pierce Springhouse and Barn ) Forest Hills 98 Peirce Still House Peirce Still House September 6, 1990 (# 90001295 ) 2400 Tilden St., NW. 38°56′25″N 77°03′10″W / 38.940278°N 77.052778°W / 38.940278; -77.052778 (Peirce Still House ) Forest Hills 99 Ponce de Leon Apartment Building Ponce de Leon Apartment Building September 7, 1994 (# 94001038 ) 4514 Connecticut Ave., NW. 38°56′55″N 77°03′59″W / 38.948611°N 77.066389°W / 38.948611; -77.066389 (Ponce de Leon Apartment Building ) North Cleveland Park 100 Potomac Boat Club Potomac Boat Club June 27, 1991 (# 91000786 ) 3530 Water St., NW. 38°54′15″N 77°04′14″W / 38.904167°N 77.070556°W / 38.904167; -77.070556 (Potomac Boat Club ) Georgetown 101 Potomac Palisades Site Potomac Palisades Site April 15, 1982 (# 82001714 ) Above the Potomac at the junction of MacArthur Boulevard and Foxhall Rd. [5] 38°54′21″N 77°04′52″W / 38.9058°N 77.0811°W / 38.9058; -77.0811 (Potomac Palisades Site ) NW 102 Prospect House Prospect House March 16, 1972 (# 72001430 ) 3508 Prospect St., NW. 38°54′20″N 77°04′11″W / 38.905556°N 77.069722°W / 38.905556; -77.069722 (Prospect House ) Georgetown 103 Quality Hill Quality Hill March 16, 1972 (# 72001431 ) 3425 Prospect St., NW. 38°54′22″N 77°04′09″W / 38.906111°N 77.069167°W / 38.906111; -77.069167 (Quality Hill ) Georgetown 104 Rock Creek and Potomac Parkway Historic District Rock Creek and Potomac Parkway Historic District May 4, 2005 (# 05000367 ) Rock Creek and Potomac Parkway 38°54′47″N 77°03′16″W / 38.913056°N 77.054444°W / 38.913056; -77.054444 (Rock Creek and Potomac Parkway Historic District ) NW Extends to both sides of Rock Creek 105 Rock Creek Park Historic District Rock Creek Park Historic District October 23, 1991 (# 91001524 ) Roughly, Rock Creek Park from Klingle Rd. to Montgomery County line 38°57′27″N 77°02′42″W / 38.9575°N 77.045°W / 38.9575; -77.045 (Rock Creek Park Historic District ) NW See Rock Creek Park . Extends to both sides of Rock Creek. 106 Theodore Roosevelt Island National Memorial Theodore Roosevelt Island National Memorial October 15, 1966 (# 66000869 ) S of Key Bridge in the Potomac River 38°53′44″N 77°03′44″W / 38.895556°N 77.062222°W / 38.895556; -77.062222 (Theodore Roosevelt Island National Memorial ) NW 107 Rosedale Rosedale May 8, 1973 (# 73002115 ) 3501 Newark St., NW. 38°56′08″N 77°04′07″W / 38.935556°N 77.068611°W / 38.935556; -77.068611 (Rosedale ) Cleveland Park 108 Scheele-Brown House Scheele-Brown House June 19, 2017 (# 100001213 ) 2207 Foxhall Rd. NW 38°55′10″N 77°05′19″W / 38.919423°N 77.088737°W / 38.919423; -77.088737 (Scheele-Brown House ) 109 Sears, Roebuck and Company Department Store Sears, Roebuck and Company Department Store February 16, 1996 (# 96000061 ) 4500 Wisconsin Ave., NW 38°56′54″N 77°04′50″W / 38.948333°N 77.080556°W / 38.948333; -77.080556 (Sears, Roebuck and Company Department Store ) Tenleytown 110 Sedgwick Gardens Sedgwick Gardens February 23, 2016 (# 16000028 ) 3726 Connecticut Ave., NW. 38°56′01″N 77°03′27″W / 38.933518°N 77.057390°W / 38.933518; -77.057390 (Sedgwick Gardens ) Cleveland Park 111 William L. Slayton House William L. Slayton House October 2, 2008 (# 08000956 ) 3411 Ordway St. 38°56′19″N 77°04′03″W / 38.938611°N 77.0675°W / 38.938611; -77.0675 (William L. Slayton House ) Cleveland Park International style house, one of only three houses designed by I.M. Pei 112 Ambassador Romuald Spasowski House Ambassador Romuald Spasowski House September 8, 2017 (# 100001579 ) 3101 Albemarle St. NW. 38°56′52″N 77°03′50″W / 38.947895°N 77.063986°W / 38.947895; -77.063986 (Ambassador Romuald Spasowski House ) Forest Hills 113 Springland Springland August 9, 1990 (# 90001114 ) 3550 Tilden St. NW. 38°56′28″N 77°04′13″W / 38.941111°N 77.070278°W / 38.941111; -77.070278 (Springland ) Cleveland Park 114 Square 1500 Square 1500 August 7, 2003 (# 03000731 ) 4820, 4860, 4872, 4874 Massachusetts Ave., and 4301 49th St. NW 38°56′40″N 77°05′47″W / 38.944444°N 77.096389°W / 38.944444; -77.096389 (Square 1500 ) Spring Valley 115 Robert and Lillie May Stone House Robert and Lillie May Stone House June 27, 2011 (# 11000380 ) 4901 47th St., NW 38°57′13″N 77°05′32″W / 38.953611°N 77.092222°W / 38.953611; -77.092222 (Robert and Lillie May Stone House ) American University Park 116 Tilden Hall Tilden Hall November 17, 2015 (# 15000781 ) 3945 Connecticut Ave., NW 38°56′27″N 77°03′39″W / 38.9407°N 77.0609°W / 38.9407; -77.0609 (Tilden Hall ) 117 Traveling Carousel Traveling Carousel September 11, 1997 (# 97001116 ) Jct. of Massachusetts and Wisconsin Aves. NW 38°55′43″N 77°04′15″W / 38.928611°N 77.070833°W / 38.928611; -77.070833 (Traveling Carousel ) Cathedral Heights Assembled and operated once a year at the All Hallows Guild spring Flower Mart on the south lawn of the National Cathedral. 118 Tudor Place Tudor Place October 15, 1966 (# 66000871 ) 1644 31st St., NW 38°54′39″N 77°03′48″W / 38.910833°N 77.063333°W / 38.910833; -77.063333 (Tudor Place ) Georgetown 119 Twin Oaks Twin Oaks February 5, 1986 (# 86000153 ) 3225 Woodley Rd. 38°55′54″N 77°03′50″W / 38.931667°N 77.063889°W / 38.931667; -77.063889 (Twin Oaks ) NW 120 Uptown Theatre Uptown Theatre December 15, 2022 (# 100008461 ) 3426 Connecticut Ave. NW 38°56′06″N 77°03′31″W / 38.9349°N 77.0585°W / 38.9349; -77.0585 (Uptown Theatre ) Cleveland Park 121 Van Ness Mausoleum Van Ness Mausoleum December 17, 1982 (# 82001032 ) Oak Hill Cemetery, 3001 R St. NW 38°54′43″N 77°03′19″W / 38.911944°N 77.055139°W / 38.911944; -77.055139 (Van Ness Mausoleum ) Georgetown 122 Vigilant Firehouse Vigilant Firehouse May 6, 1971 (# 71001008 ) 1066 Wisconsin Ave., NW. 38°54′16″N 77°03′49″W / 38.904444°N 77.063611°W / 38.904444; -77.063611 (Vigilant Firehouse ) Georgetown 123 Walde-Carter House Walde-Carter House June 27, 2011 (# 11000381 ) 4628 48th St., NW 38°57′02″N 77°05′41″W / 38.950556°N 77.094722°W / 38.950556; -77.094722 (Walde-Carter House ) American University Park 124 Wardman Park Annex and Arcade Wardman Park Annex and Arcade January 31, 1984 (# 84000869 ) 2600 Woodley Rd. NW 38°55′30″N 77°03′13″W / 38.925°N 77.053611°W / 38.925; -77.053611 (Wardman Park Annex and Arcade ) Woodley Park Boundary increase approved May 10, 2019 125 Washington Aqueduct Washington Aqueduct September 8, 1973 (# 73002123 ) 5900 MacArthur Blvd., NW 38°56′09″N 77°06′43″W / 38.935819°N 77.111847°W / 38.935819; -77.111847 (Washington Aqueduct ) Palisades 126 Washington Canoe Club Washington Canoe Club March 19, 1991 (# 90002151 ) 3700 K St., NW. 38°54′16″N 77°04′20″W / 38.904444°N 77.072222°W / 38.904444; -77.072222 (Washington Canoe Club ) Georgetown 127 George Washington Memorial Parkway George Washington Memorial Parkway June 2, 1995 (# 95000605 ) Roughly, south side of the Potomac River from American Legion to Memorial Bridge and north side from Brickyard Rd. to Chain Bridge 38°56′00″N 77°06′49″W / 38.933333°N 77.113611°W / 38.933333; -77.113611 (George Washington Memorial Parkway ) NW Extends into Arlington County, Virginia 128 Western High School Western High School July 25, 2003 (# 03000673 ) 35th and R Sts., NW 38°54′47″N 77°04′14″W / 38.913056°N 77.070556°W / 38.913056; -77.070556 (Western High School ) Burleith-Hillandale 129 Wetzell-Archbold Farmstead Wetzell-Archbold Farmstead April 19, 1991 (# 91000395 ) 4437 Reservoir Rd., NW. 38°54′47″N 77°04′56″W / 38.913056°N 77.082222°W / 38.913056; -77.082222 (Wetzell-Archbold Farmstead ) Foxhall 130 Woodrow Wilson High School Woodrow Wilson High School May 10, 2010 (# 10000243 ) 3950 Chesapeake St., NW. 38°57′02″N 77°04′37″W / 38.950556°N 77.076944°W / 38.950556; -77.076944 (Woodrow Wilson High School ) Tenleytown