National Register of Historic Places listings in Maryland

This is a list of properties and districts listed on the National Register of Historic Places in Maryland. There are approximately 1,500 listed sites in Maryland. Each of the state's 23 counties and its one county-equivalent (the independent city of Baltimore) has at least 17 listings on the National Register.

This National Park Service list is complete through NPS recent listings posted October 30, 2015.^[1]

Current listings by county

The following are approximate tallies of current listings in Maryland on the National Register of Historic Places. These counts are based on entries in the National Register Information Database as of April 24, 2008^[2] and new weekly listings posted since then on the National Register of Historic Places web site.^[3] There are frequent additions to the listings and occasional delistings, and the counts here are not official. Also, the counts in this table exclude boundary increase and decrease listings which modify the area covered by an existing property or district and which carry a separate National Register reference number.

Emerson Bromo-Seltzer Tower, Baltimore City

St. Clement's Island Historic District, St. Mary's County

	County	# of Sites
1	Allegany	46
2	Anne Arundel	102
3	Baltimore (city)	291
4	Baltimore County	87
5	Calvert	20
6	Caroline	21
7	Carroll	61
8	Cecil	51
9	Charles	39
10	Dorchester	26
11	Frederick	95
12	Garrett	20
13	Harford	79
14	Howard	41
15	Kent	41
16	Montgomery	76
17	Queen Anne's	37
19	Somerset	73
20	St. Mary's	31
21	Talbot	61
22	Washington	102
23	Wicomico	22
24	Worcester	32
(duplicates)		(19)^[4]
Total:		1,537

Casselman's Bridge, National Road, Garrett County

Brunswick Historic District, Frederick County

Nassawango Iron Furnace Site, Worcester County

St. Mary's Roman Catholic Church, Newport, Charles County

References

^ "National Register of Historic Places: Weekly List Actions". National Park Service, United States Department of the Interior. Retrieved on October 30, 2015.
^ "National Register Information System". National Register of Historic Places.
^ "National Register of Historic Places: Weekly List Actions". National Park Service. Retrieved January 2, 2009.
^ The following sites are listed in multiple counties: Chesapeake and Ohio Canal National Historical Park (Allegany, Frederick, Montgomery and Washington), Dundalk Historic District (Baltimore (city) and Baltimore County), Hopewell (Carroll and Frederick), Inns on the National Road (Allegany and Garrett), Jericho Covered Bridge (Baltimore and Harford), James Lawrence Kernan Hospital (Baltimore (city) and Baltimore County), McKinstry's Mills Historic District (Carroll and Frederick), Mount Airy Historic District (Carroll and Frederick), My Lady's Manor (Baltimore and Harford), Old National Pike Milestones (Alleghany, Baltimore (city), Baltimore County, Carroll, Frederick, Howard and Washington), Patterson Viaduct Ruins (Baltimore and Howard), Thomas Viaduct, Baltimore & Ohio Railroad (Baltimore and Howard), Western Maryland Railroad Right-of-Way, Milepost 126 to Milepost 160 (Alleghany and Washington).

U.S. National Register of Historic Places in Maryland

Topics	Contributing property Keeper of the Register Historic district History of the National Register of Historic Places National Park Service Property types

Lists by county	Allegany Anne Arundel Baltimore County Calvert Caroline Carroll Cecil Charles Dorchester Frederick Garrett Harford Howard Kent Montgomery Queen Anne's Somerset St. Mary's Talbot Washington Wicomico Worcester

Lists by city	Baltimore: (Central North and Northwest West and Southwest East and Northeast South and Southeast)

Other lists	Bridges National Historic Landmarks

Category:National Register of Historic Places in Maryland Portal:National Register of Historic Places

U.S. National Register of Historic Places

Topics	Architectural style categories Contributing property Historic district History of the National Register of Historic Places Keeper of the Register National Park Service Property types

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Lists by insular areas	American Samoa Guam Minor Outlying Islands Northern Mariana Islands Puerto Rico Virgin Islands

Lists by associated states	Federated States of Micronesia Marshall Islands Palau

Other areas	District of Columbia Morocco

Category Portal

State of Maryland

Annapolis (capital)

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Society	Culture Crime Demographics Economy Education Politics Sports

Regions	Allegheny Mountains Atlantic Coastal Plain Baltimore‑Washington Metro Area Blue Ridge Chesapeake Cumberland Valley Delaware Valley Delmarva Peninsula Eastern Shore Piedmont Ridge and Valley Southern Maryland Western Maryland Western Shore

Cities	Aberdeen Annapolis Baltimore Bowie Cambridge College Park Cumberland Frederick Gaithersburg Greenbelt Hagerstown Havre de Grace Laurel Rockville Salisbury Takoma Park Westminster

Towns	Bel Air Brunswick Denton Easton Elkton Ocean City Port Deposit

CDPs	Arbutus Arnold Aspen Hill Baltimore Highlands Bethesda Camp Springs Carney Catonsville Chillum Clinton Cockeysville-Hunt Valley Colesville Columbia Crofton Dundalk Edgewood Eldersburg Elkridge Ellicott City Essex Fairland Ferndale Fort Washington Germantown Glen Burnie Green Haven Hillcrest Heights Landover Langley Park Lanham Lansdowne Lochearn Lutherville Middle River Milford Mill Montgomery Village Odenton Olney Owings Mills Oxon Hill Parkville Perry Hall Pikesville Potomac Randallstown Redland Reisterstown Rosedale St. Charles Severn Severna Park Silver Spring South Gate Suitland Timonium Towson Waldorf Wheaton-Glenmont White Oak Woodlawn

Counties	Allegany Anne Arundel Baltimore Calvert Caroline Carroll Cecil Charles Dorchester Frederick Garrett Harford Howard Kent Montgomery Queen Anne's St. Mary's Somerset Talbot Washington Wicomico Worcester

National Register of Historic Places listings in Maryland