[2]
Landmark name
Image
Date designated[3]
Location
County
Description
1
Accokeek Creek Site
Accokeek Creek Site
July 19, 1964 (# 66000909 )
Accokeek 38°41′46″N 77°03′07″W
Prince George's
Archaeological site of a palisaded village occupied from ca. A.D. 1300 to ca. 1630
2
Army Medical Museum and Library
Army Medical Museum and Library
January 12, 1965 (# 66000854 )
Silver Spring 39°00′32″N 77°03′14″W
Montgomery
This listing presently encompasses a US military medical records and research collection that dates to the 1860s. The original building in Washington, D.C. was demolished in 1969; the collection is now principally with the National Museum of Health and Medicine . The landmark designation is undergoing review.
3
BALTIMORE (Tug)
BALTIMORE (Tug)
November 4, 1993 (# 93001613 )
Baltimore 39°16′22″N 76°36′01″W
City of Baltimore
Oldest steam-powered tugboat in operation in the United States
4
Baltimore and Ohio Transportation Museum and Mount Clare Station
Baltimore and Ohio Transportation Museum and Mount Clare Station
September 15, 1961 (# 66000906 )
Baltimore 39°17′01″N 76°37′57″W
City of Baltimore
Part of oldest American railyard; site of first passenger rail service and first telegraph message. Collections of 19th- and 20th-century artifacts related to America's railroads; 250 pieces of railroad rolling stock; 15,000 artifacts; four nineteenth-century buildings, including the historic roundhouse; a mile of historic track. Larg
5
Clara Barton House
Clara Barton House
January 12, 1965 (# 66000037 )
Glen Echo 38°58′03″N 77°08′28″W
Montgomery
Home of Clara Barton; American pioneer teacher, nurse, and humanitarian; founder of the American Red Cross
6
Bollman Truss Railroad Bridge
Bollman Truss Railroad Bridge
February 16, 2000 (# 72000582 )
Savage 39°08′05″N 76°49′31″W
Howard
Sole surviving example of the first successful all-metal bridge design to be adopted and consistently used on a railroad
7
Brice House
Brice House
April 15, 1970 (# 70000259 )
Annapolis 38°58′45″N 76°29′14″W
Anne Arundel
Preserved 18th century Georgian style brick house
8
Carrollton Viaduct
Carrollton Viaduct
November 11, 1971 (# 71001032 )
Baltimore 39°16′24″N 76°39′19″W
City of Baltimore
Oldest operating railway bridge in the world.
9
Rachel Carson House
Rachel Carson House
December 4, 1991 (# 91002058 )
Silver Spring 39°02′48″N 77°00′03″W
Montgomery
House where Rachel Carson wrote her classic work Silent Spring in 1962
10
Casselmans Bridge, National Road
Casselmans Bridge, National Road
January 29, 1964 (# 66000391 )
Grantsville 39°41′48″N 79°08′37″W
Garrett
Bridge built in 1813 on the National Road , the nation's first major public works project
11
Whittaker Chambers Farm
Whittaker Chambers Farm
May 17, 1988 (# 88001824 )
Westminster 39°39′35″N 76°58′35″W
Carroll
Farm home of Whittaker Chambers, accuser of Alger Hiss ; papers hidden here in a pumpkin led to Hiss's conviction; Chambers wrote Witness , his best-selling autobiography, here
12
Chase-Lloyd House
Chase-Lloyd House
April 15, 1970 (# 70000260 )
Annapolis 38°58′52″N 76°29′18″W
Anne Arundel
Three-story brick Georgian mansion dating from 1769-1774
13
Chestertown Historic District
Chestertown Historic District
April 15, 1970 (# 70000263 )
Chestertown 39°12′45″N 76°04′10″W
Kent
14
College of Medicine of Maryland
College of Medicine of Maryland
September 25, 1997 (# 97001275 )
Baltimore 39°17′16″N 76°37′23″W
City of Baltimore
Oldest medical school building in the U.S.
15
Colonial Annapolis Historic District
Colonial Annapolis Historic District
June 23, 1965 (# 66000383 )
Annapolis 38°58′41″N 76°29′29″W
Anne Arundel
NRHP 66000383, and boundary increase NRHP 84003875, in 1984.
16
USS CONSTELLATION (Frigate)
USS CONSTELLATION (Frigate)
May 23, 1963 (# 66000918 )
Baltimore 39°17′03″N 76°36′42″W
City of Baltimore
Constructed in 1854; sloop-of-war, or corvette; second United States Navy ship to carry this famous name
17
Doughoregan Manor
Doughoregan Manor
November 11, 1971 (# 71000376 )
Ellicott City 39°16′36″N 76°53′35″W
Howard
Built in 1766; until 1832 home of Charles Carroll , last surviving signer of the Declaration of Independence
18
EDNA E. LOCKWOOD (Bugeye)
EDNA E. LOCKWOOD (Bugeye)
April 19, 1994 (# 86000258 )
St. Michaels 38°47′08″N 76°13′10″W
Talbot
Built in 1889; Chesapeake Bay bugeye; last working oyster boat of her kind
19
Ellicott City Station
Ellicott City Station
November 24, 1968 (# 68000025 )
Ellicott City 39°15′56″N 76°47′43″W
Howard
20
First Unitarian Church
First Unitarian Church
November 7, 1973 (# 72001495 )
Baltimore 39°17′36″N 76°36′58″W
City of Baltimore
21
Fort Frederick
Fort Frederick
November 7, 1973 (# 73000939 )
Big Pool 39°36′33″N 78°01′17″W
Washington
22
Frieda Fromm-Reichmann Cottage
Frieda Fromm-Reichmann Cottage
January 13, 2021 (# 100006277 )
Rockville 39°04′59″N 77°09′44″W
Montgomery
23
Gaithersburg Latitude Observatory
Gaithersburg Latitude Observatory
December 20, 1989 (# 85001578 )
Gaithersburg 39°08′05″N 77°11′57″W
Montgomery
24
Greenbelt, Maryland Historic District
Greenbelt, Maryland Historic District
February 18, 1997 (# 80004331 )
Greenbelt 39°00′10″N 76°53′28″W
Prince George's
25
Habre-de-venture
Habre-de-venture
November 11, 1971 (# 72001595 )
Port Tobacco 38°31′43″N 77°01′54″W
Charles
Now the Thomas Stone National Historic Site.
26
Hammond-Harwood House
Hammond-Harwood House
October 9, 1960 (# 66000384 )
Annapolis 38°58′52″N 76°29′18″W
Anne Arundel
27
HILDA M. WILLING (Skipjack)
HILDA M. WILLING (Skipjack)
April 19, 1994 (# 85001089 )
Tilghman 38°42′40″N 76°19′53″W
Talbot
28
His Lordship's Kindness
His Lordship's Kindness
April 15, 1970 (# 70000853 )
Rosaryville 38°46′44″N 76°50′34″W
Prince George's
Also known as Poplar Hill.
29
Homewood
Homewood
November 11, 1971 (# 71001033 )
Baltimore 39°19′39″N 76°37′09″W
City of Baltimore
30
KATHRYN (Skipjack)
KATHRYN (Skipjack)
April 19, 1994 (# 85001090 )
Tilghman Island 38°42′40″N 76°19′53″W
Talbot
31
Kennedy Farm
Kennedy Farm
November 7, 1973 (# 73000941 )
Samples Manor 39°22′47″N 77°42′56″W
Washington
Headquarters for John Brown's 1859 raid on Harpers Ferry.
32
LIGHTSHIP NO. 116 "CHESAPEAKE "
LIGHTSHIP NO. 116 "CHESAPEAKE "
December 20, 1989 (# 80000349 )
Baltimore 39°17′01″N 76°36′34″W
City of Baltimore
Built in 1930 at Charleston Drydock & Machine Co; took on the name of whatever station she was anchored at
33
London Town Publik House
London Town Publik House
April 15, 1970 (# 70000262 )
Woodland Beach 38°56′23″N 76°32′25″W
Anne Arundel
A county alms house
34
J. C. Lore Oyster House
J. C. Lore Oyster House
August 7, 2001 (# 84003869 )
Solomons 38°19′26″N 76°27′40″W
Calvert
35
Maryland Statehouse
Maryland Statehouse
December 19, 1960 (# 66000385 )
Annapolis 38°58′36″N 76°29′28″W
Anne Arundel
36
Elmer V. McCollum House
Elmer V. McCollum House
January 7, 1976 (# 76002182 )
Baltimore 39°18′49″N 76°41′06″W
City of Baltimore
Home of nutrition researcher Elmer McCollum .
37
H. L. Mencken House
H. L. Mencken House
July 28, 1983 (# 83004384 )
Baltimore 39°17′08″N 76°38′29″W
City of Baltimore
A home of author H. L. Mencken . The house is included in the Union Square-Hollins Market Historic District .
38
Minor Basilica of the Assumption of the Blessed Virgin Mary
Minor Basilica of the Assumption of the Blessed Virgin Mary
November 11, 1971 (# 69000330 )
Baltimore 39°17′36″N 76°36′58″W
City of Baltimore
39
Monocacy Battlefield
Monocacy Battlefield
November 8, 1973 (# 66000908 )
Frederick 39°22′16″N 77°23′31″W
Frederick
40
Montpelier
Montpelier
April 15, 1970 (# 70000852 )
Laurel 39°03′54″N 76°50′42″W
Prince George's
41
Mount Clare
Mount Clare
April 15, 1970 (# 70000860 )
Baltimore 39°16′37″N 76°38′37″W
City of Baltimore
42
Mount Royal Station and Trainshed
Mount Royal Station and Trainshed
December 8, 1976 (# 73002191 )
Baltimore 39°18′14″N 76°37′14″W
City of Baltimore
43
Mount Vernon Place Historic District
Mount Vernon Place Historic District
November 11, 1971 (# 71001037 )
Baltimore 39°17′51″N 76°36′56″W
City of Baltimore
44
NELLIE CROCKETT (Buy-boat)
NELLIE CROCKETT (Buy-boat)
April 19, 1994 (# 94001185 )
Georgetown 39°21′40″N 75°52′55″W
Kent
Chesapeake Bay oyster buy-boat; built in 1926.
45
Old Lock Pump House, Chesapeake and Delaware Canal
Old Lock Pump House, Chesapeake and Delaware Canal
January 12, 1965 (# 66000390 )
Chesapeake City 39°31′26″N 75°48′39″W
Cecil
46
William Paca House
William Paca House
November 11, 1971 (# 71000364 )
Annapolis 38°58′46″N 76°29′17″W
Anne Arundel
47
Peale's Baltimore Museum
Peale's Baltimore Museum
December 21, 1965 (# 66000915 )
Baltimore 39°17′24″N 76°36′38″W
City of Baltimore
48
Phoenix Shot Tower
Phoenix Shot Tower
November 11, 1971 (# 69000373 )
Baltimore 39°17′19″N 76°36′20″W
City of Baltimore
49
Edgar Allan Poe House
Edgar Allan Poe House
November 11, 1971 (# 71001043 )
Baltimore 39°17′21″N 76°38′00″W
City of Baltimore
50
REBECCA T. RUARK (Skipjack)
REBECCA T. RUARK (Skipjack)
July 31, 2003 (# 85001095 )
Tilghman Island 38°42′46″N 76°19′53″W
Talbot
51
Ira Remsen House
Ira Remsen House
May 15, 1975 (# 75002102 )
Baltimore 39°17′51″N 76°37′09″W
City of Baltimore
52
Riversdale Mansion
Riversdale Mansion
December 9, 1997 (# 73002166 )
Riverdale 38°57′37″N 76°55′55″W
Prince George's
53
Henry August Rowland House
Henry August Rowland House
May 15, 1975 (# 75002098 )
Baltimore 39°18′02″N 76°37′02″W
City of Baltimore
Home of physicist Henry Augustus Rowland .
54
St. Mary's City Historic District
St. Mary's City Historic District
August 4, 1969 (# 69000310 )
St. Marys City 38°11′21″N 76°25′56″W
St. Mary's
55
St. Mary's Seminary Chapel
St. Mary's Seminary Chapel
November 11, 1971 (# 71001046 )
Baltimore 39°17′38″N 76°37′23″W
City of Baltimore
56
N.S. SAVANNAH (Nuclear Ship)
N.S. SAVANNAH (Nuclear Ship)
July 17, 1991 (# 82001518 )
Baltimore 39°15′30″N 76°33′20″W
City of Baltimore
57
Schifferstadt
Schifferstadt
December 23, 2016 (# 100000833 )
Frederick 39°25′24″N 77°25′39″W
Frederick County
58
Sheppard and Enoch Pratt Hospital and Gate House
Sheppard and Enoch Pratt Hospital and Gate House
November 11, 1971 (# 71000369 )
Towson 39°23′28″N 76°37′09″W
Baltimore County
59
Sion Hill
Sion Hill
April 27, 1992 (# 90000608 )
Havre De Grace 39°33′58″N 76°07′39″W
Harford
60
Sotterley
Sotterley
February 16, 2000 (# 72001487 )
Hollywood 38°22′47″N 76°32′20″W
St. Mary's
61
Spacecraft Magnetic Test Facility
Spacecraft Magnetic Test Facility
October 3, 1985 (# 85002811 )
Greenbelt 39°00′17″N 76°49′31″W
Prince George's
62
Star-Spangled Banner Flag House
Star-Spangled Banner Flag House
December 16, 1969 (# 69000320 )
Baltimore 39°17′08″N 76°36′13″W
City of Baltimore
House where Mary Young Pickersgill sewed the large Star-Spangled Banner flag of the United States, to fly over Fort McHenry , inspiring the U.S. national anthem.
63
Peggy Stewart House
Peggy Stewart House
November 7, 1973 (# 73000887 )
Annapolis 38°58′55″N 76°29′14″W
Anne Arundel
64
USCGC WHEC-37 (Coast Guard cutter)
USCGC WHEC-37 (Coast Guard cutter)
June 7, 1988 (# 88001826 )
Baltimore 39°17′09″N 76°36′23″W
City of Baltimore
65
Thomas Point Shoal Light Station
Thomas Point Shoal Light Station
January 20, 1999 (# 75000864 )
Annapolis 38°53′56″N 76°26′10″W
Anne Arundel
66
Thomas Viaduct, Baltimore & Ohio Railroad
Thomas Viaduct, Baltimore & Ohio Railroad
January 28, 1964 (# 66000388 )
Relay 39°13′12″N 76°42′49″W
Baltimore County & Howard County
67
Tolson's Chapel and School
Tolson's Chapel and School
January 13, 2021 (# 100006233 )
111 E. High St. 39°27′22″N 77°44′47″W
Washington
68
USS TORSK (Submarine)
USS TORSK (Submarine)
January 14, 1986 (# 86000090 )
Baltimore 39°16′58″N 76°36′33″W
City of Baltimore
69
Tulip Hill
Tulip Hill
April 15, 1970 (# 70000261 )
Galesville 38°51′03″N 76°33′02″W
Anne Arundel
70
United States Naval Academy
United States Naval Academy
July 4, 1961 (# 66000386 )
Annapolis 38°59′04″N 76°29′20″W
Anne Arundel
71
Washington Aqueduct
Washington Aqueduct
November 7, 1973 (# 73002123 )
Great Falls, MD and Washington, DC 38°56′15″N 77°06′51″W
Montgomery, MD and District of Columbia
Also in District of Columbia
72
William Henry Welch House
William Henry Welch House
January 7, 1976 (# 76002186 )
Baltimore 39°18′00″N 76°36′51″W
City of Baltimore
73
West St. Mary's Manor
West St. Mary's Manor
April 15, 1970 (# 70000854 )
Drayden 38°11′10″N 76°26′54″W
St. Mary's
74
Whitehall
Whitehall
October 9, 1960 (# 66000387 )
Annapolis 39°00′15″N 76°25′37″W
Anne Arundel
75
WILLIAM. B. TENNISON (Buy-Boat)
WILLIAM. B. TENNISON (Buy-Boat)
April 19, 1994 (# 80001799 )
Solomons 38°19′23″N 76°27′39″W
Calvert
76
Wye House
Wye House
April 15, 1970 (# 70000264 )
Easton 38°51′12″N 76°10′06″W
Talbot