This is a list of the National Register of Historic Places listings in Howard County, Maryland.

This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Howard 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.^[1]

There are 43 properties and districts listed on the National Register in the county, including 4 National Historic Landmarks.

          This National Park Service list is complete through NPS recent listings posted February 16, 2024.^[2]

Current listings

[3]	Name on the Register[4]	Image	Date listed[5]	Location	City or town	Description
1	Commodore Joshua Barney House		August 25, 1978 (#78001470)	North of Savage at 7912 Savage-Guilford Rd. 39°09′17″N 76°49′54″W / 39.154722°N 76.831667°W / 39.154722; -76.831667 (Commodore Joshua Barney House)	Savage
2	Bollman Suspension and Trussed Bridge	More images	October 18, 1972 (#72000582)	Spanning the Little Patuxent River near the junction of Gorman Rd. and Foundry St. 39°08′05″N 76°49′31″W / 39.134722°N 76.825278°W / 39.134722; -76.825278 (Bollman Suspension and Trussed Bridge)	Savage
3	Brick House on the Pike		January 11, 1996 (#95001522)	9465 Baltimore National Pike 39°16′45″N 76°50′38″W / 39.279167°N 76.843889°W / 39.279167; -76.843889 (Brick House on the Pike)	Ellicott City
4	Burleigh		November 30, 1982 (#82001596)	3950 White Rose Way 39°15′45″N 76°52′04″W / 39.262469°N 76.867878°W / 39.262469; -76.867878 (Burleigh)	Ellicott City	Also known as Burleigh Manor
5	Carrollton Hall	More images	December 16, 2014 (#14001042)	12280 Folly Quarter Rd. 39°15′22″N 76°56′14″W / 39.2561°N 76.9373°W / 39.2561; -76.9373 (Carrollton Hall)	Ellicott City	Now part of the Shrine of St. Anthony.
6	Cherry Grove, HO-1		June 21, 2007 (#07000567)	2937 Jennings Chapel Rd. 39°17′39″N 77°05′38″W / 39.294272°N 77.093813°W / 39.294272; -77.093813 (Cherry Grove, HO-1)	Woodbine
7	Christ Church Guilford		January 30, 1978 (#78001469)	North of Guilford at 6800 Oakland Mills Rd. 39°11′04″N 76°49′41″W / 39.184444°N 76.828056°W / 39.184444; -76.828056 (Christ Church Guilford)	Columbia
8	Curtis-Shipley Farmstead	More images	December 12, 2006 (#06001127)	5771 Waterloo Rd. 39°12′53″N 76°48′03″W / 39.214722°N 76.800833°W / 39.214722; -76.800833 (Curtis-Shipley Farmstead)	Ellicott City
9	Daniels Mill	More images	April 11, 1973 (#73000929)	Daniels Rd. 39°19′02″N 76°48′47″W / 39.317222°N 76.813056°W / 39.317222; -76.813056 (Daniels Mill)	Daniels
10	Dorsey Hall	More images	December 28, 2001 (#01001374)	5100 Dorsey Hall Dr. 39°14′43″N 76°50′05″W / 39.245278°N 76.834722°W / 39.245278; -76.834722 (Dorsey Hall)	Columbia
11	Doughoregan Manor	More images	November 11, 1971 (#71000376)	8 miles west of Ellicott City on Manor Lane 39°16′37″N 76°53′25″W / 39.276944°N 76.890278°W / 39.276944; -76.890278 (Doughoregan Manor)	Ellicott City
12	Elkridge Furnace Complex		June 28, 1990 (#90000635)	5730 and 5741-5745 Furnace Ave., 5735 Race Rd. 39°12′47″N 76°42′12″W / 39.213056°N 76.703333°W / 39.213056; -76.703333 (Elkridge Furnace Complex)	Elkridge
13	Ellicott City Historic District	More images	July 31, 1978 (#78001467)	Maryland Route 144 39°16′11″N 76°48′00″W / 39.269722°N 76.8°W / 39.269722; -76.8 (Ellicott City Historic District)	Ellicott City
14	Ellicott City Station	More images	November 24, 1968 (#68000025)	South of the Patapsco River Bridge 39°16′02″N 76°47′43″W / 39.267222°N 76.795278°W / 39.267222; -76.795278 (Ellicott City Station)	Ellicott City
15	Elmonte		August 25, 1978 (#78001468)	9095 Furrow Avenue 39°18′28″N 76°49′25″W / 39.307778°N 76.823611°W / 39.307778; -76.823611 (Elmonte)	Ellicott City
16	Enniscorthy		May 8, 1986 (#86001019)	3412 Folly Quarter Rd. 39°16′42″N 76°54′12″W / 39.278333°N 76.903333°W / 39.278333; -76.903333 (Enniscorthy)	Ellicott City
17	Forest View		December 12, 2017 (#100001894)	1805 Marriottsville Rd. 39°19′14″N 76°53′54″W / 39.320533°N 76.898465°W / 39.320533; -76.898465 (Forest View)	Marriottsville vicinity
18	Glenelg Manor	More images	February 3, 1983 (#83002952)	Southeast of Glenelg at 12793 Folly Quarter Road 39°15′06″N 76°57′41″W / 39.251667°N 76.961389°W / 39.251667; -76.961389 (Glenelg Manor)	Glenelg
19	Guilford Quarry Pratt Through Truss Bridge	More images	June 2, 2021 (#100006648)	Jct. of Guilford Rd. and MD 32 39°09′56″N 76°50′27″W / 39.16565°N 76.84090°W / 39.16565; -76.84090 (Guilford Quarry Pratt Through Truss Bridge)	Guilford
20	Hobson's Choice		September 13, 1984 (#84001802)	3145 Florence Rd. 39°18′24″N 77°05′32″W / 39.306667°N 77.092222°W / 39.306667; -77.092222 (Hobson's Choice)	Woodbine
21	Howard Lodge		October 9, 2012 (#12000845)	12301 Howard Lodge Rd. 39°20′14″N 76°56′23″W / 39.337202°N 76.939831°W / 39.337202; -76.939831 (Howard Lodge)	Sykesville vicinity
22	The Lawn		October 29, 1984 (#84000412)	6036 Old Lawyers Hill Rd. 39°13′16″N 76°43′09″W / 39.221111°N 76.719167°W / 39.221111; -76.719167 (The Lawn)	Elkridge
23	Lawyers Hill Historic District		September 23, 1993 (#93001000)	Area surrounding Lawyers Hill and Old Lawyers Hill Rds. and Elibank Dr. 39°13′12″N 76°43′53″W / 39.22°N 76.731389°W / 39.22; -76.731389 (Lawyers Hill Historic District)	Elkridge
24	Linnwood		December 12, 2006 (#06001126)	2327 Daniels Rd. 39°18′27″N 76°48′23″W / 39.3075°N 76.806389°W / 39.3075; -76.806389 (Linnwood)	Ellicott City
25	MacAlpine		December 23, 2004 (#04001382)	3621 Macalpine Rd. 39°16′15″N 76°49′46″W / 39.270763°N 76.829497°W / 39.270763; -76.829497 (MacAlpine)	Ellicott City
26	Montrose		December 13, 2000 (#00001506)	13370 Brighton Dam Rd. 39°12′04″N 76°58′39″W / 39.201111°N 76.9775°W / 39.201111; -76.9775 (Montrose)	Clarksville
27	Oakdale		December 16, 2014 (#14001041)	16449 Ed Warfield Rd. 39°17′19″N 77°04′56″W / 39.2886°N 77.0822°W / 39.2886; -77.0822 (Oakdale)	Woodbine
28	Oakland Mills Blacksmith House and Shop		November 18, 2011 (#11000820)	5471 Old Columbia Pike 39°13′17″N 76°50′51″W / 39.221403°N 76.847579°W / 39.221403; -76.847579 (Oakland Mills Blacksmith House and Shop)	Columbia
29	Old National Pike Milestones		November 27, 1975 (#75002107)	U.S. Route 40, Alternate U.S. Route 40, and Scenic U.S. Route 40, and Maryland Routes 44 and 165 39°25′13″N 77°16′01″W / 39.420278°N 77.266944°W / 39.420278; -77.266944 (Old National Pike Milestones)	Lisbon
30	Patterson Viaduct Ruins	More images	June 3, 1976 (#76002221)	South of Catonsville at the Patapsco River 39°15′00″N 76°45′51″W / 39.25°N 76.764167°W / 39.25; -76.764167 (Patterson Viaduct Ruins)	Ilchester
31	Richland Farm		March 26, 2008 (#08000217)	4730 Sheppard Ln. 39°14′40″N 76°56′45″W / 39.244444°N 76.945833°W / 39.244444; -76.945833 (Richland Farm)	Clarksville
32	Roberts Inn		August 2, 2006 (#06000661)	14610 Frederick Rd. 39°19′27″N 77°01′12″W / 39.324167°N 77.02°W / 39.324167; -77.02 (Roberts Inn)	Cooksville
33	Round About Hills		November 20, 2008 (#08001072)	15505 Cattail Oaks 39°16′00″N 77°02′10″W / 39.266667°N 77.036111°W / 39.266667; -77.036111 (Round About Hills)	Glenwood
34	Savage Mill	More images	April 18, 1974 (#74002251)	Southwestern corner of Foundry Rd. and Washington St. 39°08′07″N 76°49′37″W / 39.135278°N 76.826944°W / 39.135278; -76.826944 (Savage Mill)	Savage
35	Savage Mill Historic District		February 20, 1975 (#75000905)	North of the Little Patuxent River off U.S. Route 1 39°08′12″N 76°49′38″W / 39.136667°N 76.827222°W / 39.136667; -76.827222 (Savage Mill Historic District)	Savage
36	Temora		April 30, 1976 (#76001003)	4252 Columbia Rd. 39°15′14″N 76°49′28″W / 39.253889°N 76.824444°W / 39.253889; -76.824444 (Temora)	Ellicott City
37	Thomas Viaduct, Baltimore & Ohio Railroad	More images	October 15, 1966 (#66000388)	Over the Patapsco River between Relay and Elkridge 39°13′19″N 76°42′49″W / 39.221944°N 76.713611°W / 39.221944; -76.713611 (Thomas Viaduct, Baltimore & Ohio Railroad)	Relay
38	Trinity Church	More images	May 6, 1974 (#74000957)	7474 Washington Boulevard 39°10′48″N 76°46′13″W / 39.18°N 76.770278°W / 39.18; -76.770278 (Trinity Church)	Elkridge
39	Troy		June 22, 1979 (#79001137)	Interstate 95 and Maryland Route 176 (6500 Mansion Lane) 39°11′44″N 76°45′42″W / 39.195556°N 76.761667°W / 39.195556; -76.761667 (Troy)	Elkridge
40	Union Chapel		March 17, 1975 (#75000904)	1 mile north of Glenwood on Maryland Route 97 39°17′45″N 77°01′31″W / 39.295833°N 77.025278°W / 39.295833; -77.025278 (Union Chapel)	Glenwood
41	Waverley		October 18, 1974 (#74000958)	2335 Marriottsville Road 39°18′06″N 76°53′55″W / 39.301667°N 76.898611°W / 39.301667; -76.898611 (Waverley)	Marriottsville
42	White Hall		August 12, 1977 (#77000698)	West of Ellicott City at 4130 Chatham Rd. 39°15′29″N 76°50′12″W / 39.258056°N 76.836667°W / 39.258056; -76.836667 (White Hall)	Ellicott City
43	Woodlawn		February 3, 1983 (#83002953)	9254 Old Annapolis Rd. 39°14′05″N 76°49′33″W / 39.234722°N 76.825833°W / 39.234722; -76.825833 (Woodlawn)	Columbia