This is a list of the National Register of Historic Places listings in Delaware County, Ohio.

This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Delaware County, Ohio, United States. The locations of National Register properties and districts for which the latitude and longitude coordinates are included below, may be seen in an online map.^[1]

There are 60 properties and districts listed on the National Register in the county. Another property was once listed but has been removed.

          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	Austin Hall		March 18, 1985 (#85000631)	Ohio Wesleyan University, W. Central Ave. and Elizabeth St. 40°18′06″N 83°04′37″W / 40.301667°N 83.076944°W / 40.301667; -83.076944 (Austin Hall)	Delaware
2	John Baker Tavern		September 6, 2006 (#06000766)	4151 State Route 203, in Radnor 40°22′46″N 83°08′58″W / 40.379444°N 83.149444°W / 40.379444; -83.149444 (John Baker Tavern)	Radnor Township
3	George Bieber House and Farm		October 3, 1991 (#91001426)	2010 Stratford Rd., south of Delaware 40°15′56″N 83°03′53″W / 40.265556°N 83.064722°W / 40.265556; -83.064722 (George Bieber House and Farm)	Delaware Township
4	Building at 101 North Franklin Street		November 25, 1980 (#80002990)	101 N. Franklin St. 40°24′38″N 82°57′18″W / 40.4105°N 82.955°W / 40.4105; -82.955 (Building at 101 North Franklin Street)	Ashley
5	Building at 223 West High Street		November 25, 1980 (#80002991)	223 W. High St. 40°24′33″N 82°57′41″W / 40.409167°N 82.961389°W / 40.409167; -82.961389 (Building at 223 West High Street)	Ashley
6	Building at 500 East High Street	More images	November 25, 1980 (#80002992)	500 E. High St. 40°24′32″N 82°56′57″W / 40.408889°N 82.949167°W / 40.408889; -82.949167 (Building at 500 East High Street)	Ashley
7	Building at 505 East High Street		November 25, 1980 (#80002993)	505 E. High St. 40°24′32″N 82°56′54″W / 40.408889°N 82.948333°W / 40.408889; -82.948333 (Building at 505 East High Street)	Ashley
8	Center Inn		January 11, 1983 (#83001956)	Southeast of Sunbury on State Route 37 40°13′01″N 82°48′02″W / 40.216944°N 82.800556°W / 40.216944; -82.800556 (Center Inn)	Trenton Township
9	Chambers Road Covered Bridge	More images	November 21, 1974 (#74001465)	1.5 mi (2.4 km) northeast of Olive Green 40°20′17″N 82°49′05″W / 40.338056°N 82.818056°W / 40.338056; -82.818056 (Chambers Road Covered Bridge)	Porter Township
10	Cleveland, Columbus, Cincinnati & Indianapolis Railroad Depot	More images	November 21, 2022 (#100008393)	60 Lake St. 40°18′02″N 83°03′31″W / 40.3005°N 83.0586°W / 40.3005; -83.0586 (Cleveland, Columbus, Cincinnati & Indianapolis Railroad Depot)	Delaware
11	John Cook Farm		April 11, 1977 (#77001059)	East of Harlem at Miller Paul Rd. and Gorsuch Rd. 40°09′05″N 82°49′26″W / 40.151389°N 82.823889°W / 40.151389; -82.823889 (John Cook Farm)	Harlem Township
12	Samuel Cooper Farmhouse		May 6, 1993 (#93000395)	695 Lawrence Rd., south of Radnor 40°19′33″N 83°09′33″W / 40.325833°N 83.159167°W / 40.325833; -83.159167 (Samuel Cooper Farmhouse)	Radnor Township
13	Crist Tavern Annex-Millworkers Boarding House		March 25, 1994 (#94000277)	2966 Olentangy River Rd., south of Delaware 40°15′20″N 83°03′51″W / 40.255556°N 83.064167°W / 40.255556; -83.064167 (Crist Tavern Annex-Millworkers Boarding House)	Delaware Township
14	Marcus Curtiss Inn		December 12, 1976 (#76001415)	South of Galena at 3860 Sunbury Rd. 40°11′30″N 82°52′26″W / 40.191667°N 82.873889°W / 40.191667; -82.873889 (Marcus Curtiss Inn)	Genoa Township
15	Delaware County Courthouse	More images	May 22, 1973 (#73001429)	N. Sandusky St. and Central Ave. 40°18′06″N 83°04′06″W / 40.301667°N 83.068333°W / 40.301667; -83.068333 (Delaware County Courthouse)	Delaware
16	Delaware County Jail and Sheriff's Residence	More images	July 12, 1990 (#90001083)	20 W. Central Ave. 40°18′06″N 83°04′09″W / 40.301667°N 83.069167°W / 40.301667; -83.069167 (Delaware County Jail and Sheriff's Residence)	Delaware
17	Delaware Post Office	More images	December 30, 2019 (#100004824)	60 South Sandusky St. 40°17′49″N 83°04′06″W / 40.2969°N 83.0683°W / 40.2969; -83.0683 (Delaware Post Office)	Delaware	Now the Richard Ross Museum of Art
18	Delaware Public Library	More images	January 11, 1983 (#83001957)	101 N. Sandusky St. 40°18′08″N 83°03′56″W / 40.302222°N 83.065556°W / 40.302222; -83.065556 (Delaware Public Library)	Delaware
19	John Detwiller Tavern and Farmstead		April 16, 1993 (#93000294)	2877 N. State Route 257, west of Radnor 40°22′00″N 83°11′19″W / 40.366667°N 83.188611°W / 40.366667; -83.188611 (John Detwiller Tavern and Farmstead)	Thompson Township
20	Edwards Gymnasium/Pfieffer Natatorium	More images	March 18, 1985 (#85000632)	Ohio Wesleyan University Main Campus, S. Sandusky St. 40°17′41″N 83°04′03″W / 40.294722°N 83.0675°W / 40.294722; -83.0675 (Edwards Gymnasium/Pfieffer Natatorium)	Delaware
21	Elliott Hall, Sturges Library, and Merrick Hall	More images	April 23, 1973 (#73001430)	Ohio Wesleyan University campus 40°17′46″N 83°03′58″W / 40.296111°N 83.066111°W / 40.296111; -83.066111 (Elliott Hall, Sturges Library, and Merrick Hall)	Delaware
22	Felkner-Anderson House	More images	February 11, 1988 (#88000074)	9716 Fontanelle Rd., northwest of Ostrander 40°17′02″N 83°14′20″W / 40.283889°N 83.238889°W / 40.283889; -83.238889 (Felkner-Anderson House)	Scioto Township
23	Gooding House and Tavern		July 27, 2005 (#05000753)	7669 Stagers Loop 40°10′53″N 83°01′29″W / 40.181389°N 83.024722°W / 40.181389; -83.024722 (Gooding House and Tavern)	Orange Township
24	Greenwood Farm		April 17, 1979 (#79001825)	North of Delaware off U.S. Route 42 40°18′42″N 83°03′41″W / 40.311667°N 83.061389°W / 40.311667; -83.061389 (Greenwood Farm)	Delaware Township
25	High House		February 13, 1986 (#86000238)	2360 Panhandle Rd., north of Delaware 40°19′51″N 83°03′44″W / 40.330833°N 83.062222°W / 40.330833; -83.062222 (High House)	Troy Township
26	Highbank Park Works	More images	February 15, 1974 (#74001466)	On a bluff above the eastern bank of the Olentangy River[6] 40°08′27″N 83°01′51″W / 40.140972°N 83.030972°W / 40.140972; -83.030972 (Highbank Park Works)	Orange Township
27	Highbanks Metropolitan Park Mounds I and II		March 19, 1975 (#75001375)	Eastern side of the Olentangy River, north of Worthington and east of Powell[7] 40°08′53″N 83°01′29″W / 40.148056°N 83.024722°W / 40.148056; -83.024722 (Highbanks Metropolitan Park Mounds I and II)	Orange Township
28	Historic Northwest District	More images	February 29, 1996 (#96000225)	Roughly bounded by Pennsylvania Ave., N. Sandusky St., W. William St., Elizabeth St., W. Fountain St., and N. Franklin St. 40°18′30″N 83°04′07″W / 40.308333°N 83.068611°W / 40.308333; -83.068611 (Historic Northwest District)	Delaware
29	Diadatus Keeler House		February 28, 1979 (#79001826)	Southeast of Galena at 4567 Red Bank Rd. 40°10′45″N 82°51′50″W / 40.179167°N 82.863889°W / 40.179167; -82.863889 (Diadatus Keeler House)	Genoa Township
30	Samuel Lewis Farmhouse		April 16, 1993 (#93000295)	5979 Radnor Rd., west of Radnor 40°22′59″N 83°11′00″W / 40.383056°N 83.183333°W / 40.383056; -83.183333 (Samuel Lewis Farmhouse)	Radnor Township
31	Limestone Vale		October 2, 1978 (#78002055)	3490 Olentangy River Rd., south of Delaware 40°14′52″N 83°03′38″W / 40.247778°N 83.060556°W / 40.247778; -83.060556 (Limestone Vale)	Liberty Township
32	Forrest Meeker House and Farm		October 3, 1991 (#91001427)	2690 Stratford Rd., south of Delaware 40°15′31″N 83°03′51″W / 40.258611°N 83.064167°W / 40.258611; -83.064167 (Forrest Meeker House and Farm)	Delaware Township
33	Mill Worker House No. 1		October 3, 1991 (#91001431)	2665 Stratford Rd., south of Delaware 40°15′32″N 83°03′48″W / 40.258889°N 83.063333°W / 40.258889; -83.063333 (Mill Worker House No. 1)	Delaware Township
34	Mill Worker House No. 3		October 3, 1991 (#91001433)	2505 Stratford Rd., south of Delaware 40°15′38″N 83°03′47″W / 40.260556°N 83.063056°W / 40.260556; -83.063056 (Mill Worker House No. 3)	Delaware Township
35	Mill Worker House No. 4		October 3, 1991 (#91001434)	2441 Stratford Rd., south of Delaware 40°15′39″N 83°03′47″W / 40.260833°N 83.063056°W / 40.260833; -83.063056 (Mill Worker House No. 4)	Delaware Township
36	Mill Worker House No. 5		October 3, 1991 (#91001435)	2441 Stratford Rd., south of Delaware 40°15′40″N 83°03′47″W / 40.261111°N 83.063056°W / 40.261111; -83.063056 (Mill Worker House No. 5)	Delaware Township
37	Edward E. Neff House	More images	January 28, 1988 (#87002546)	123 N. Franklin St. 40°18′10″N 83°04′09″W / 40.302778°N 83.069167°W / 40.302778; -83.069167 (Edward E. Neff House)	Delaware
38	O'Shaughnessy Dam and Bridge	More images	July 5, 1990 (#90000482)	County Road 126 between State Routes 257 and 745, east of Shawnee Hills 40°09′14″N 83°07′34″W / 40.153889°N 83.126111°W / 40.153889; -83.126111 (O'Shaughnessy Dam and Bridge)	Concord and Liberty Townships
39	Ohio Wesleyan University Fraternity Hill Historic District	Upload image	August 29, 2019 (#100004312)	4, 9, 10, 15, 19, 20, 23, 30, and 35 Williams Drive 40°17′48″N 83°04′36″W / 40.2966°N 83.0766°W / 40.2966; -83.0766 (Ohio Wesleyan University Fraternity Hill Historic District)	Delaware
40	Ohio Wesleyan University Student Observatory	More images	March 18, 1985 (#85000633)	Ohio Wesleyan University, W. William St. 40°17′55″N 83°04′35″W / 40.298611°N 83.076389°W / 40.298611; -83.076389 (Ohio Wesleyan University Student Observatory)	Delaware
41	Norman Dewey Perry House		October 3, 1991 (#91001429)	2367 Stratford Rd., south of Delaware 40°15′46″N 83°03′45″W / 40.262778°N 83.0625°W / 40.262778; -83.0625 (Norman Dewey Perry House)	Delaware Township
42	Radnor Township Hall	Upload image	June 26, 2023 (#100009061)	4425 OH 203 40°23′03″N 83°09′03″W / 40.3842°N 83.1508°W / 40.3842; -83.1508 (Radnor Township Hall)	Radnor Township
43	James Richey Farmhouse		September 2, 1993 (#93000891)	1395 S. State Route 257 40°17′59″N 83°09′55″W / 40.299722°N 83.165278°W / 40.299722; -83.165278 (James Richey Farmhouse)	Scioto Township
44	St. Mary's Church and Rectory	More images	May 23, 1980 (#80002994)	82 E. William St. 40°17′54″N 83°03′58″W / 40.298333°N 83.066111°W / 40.298333; -83.066111 (St. Mary's Church and Rectory)	Delaware
45	Sanborn Hall		March 18, 1985 (#85000634)	Ohio Wesleyan University, W. Campus 40°18′01″N 83°04′36″W / 40.300278°N 83.076667°W / 40.300278; -83.076667 (Sanborn Hall)	Delaware
46	Sandusky Street Historic District	More images	December 17, 1982 (#82001373)	44 S. to 92 N. Sandusky, 46 E. to 31 W. Winter, and 9 E. to 17 W. William 40°17′56″N 83°04′04″W / 40.298889°N 83.067778°W / 40.298889; -83.067778 (Sandusky Street Historic District)	Delaware
47	Selby Field	More images	March 18, 1985 (#85000635)	Ohio Wesleyan University, Henry St. 40°17′48″N 83°03′49″W / 40.296667°N 83.063611°W / 40.296667; -83.063611 (Selby Field)	Delaware
48	Samuel Sharp House		July 29, 1982 (#82003563)	7436 Horseshoe Rd., west of Ashley 40°24′00″N 83°02′07″W / 40.4°N 83.035278°W / 40.4; -83.035278 (Samuel Sharp House)	Marlboro Township
49	Stephen Sharp House		September 30, 1982 (#82003564)	8025 Africa Rd. 40°08′36″N 82°56′20″W / 40.143333°N 82.938889°W / 40.143333; -82.938889 (Stephen Sharp House)	Westerville
50	Slocum Hall	More images	March 18, 1985 (#85000636)	Ohio Wesleyan University Main Campus, Sandusky St. 40°17′46″N 83°04′01″W / 40.296111°N 83.066944°W / 40.296111; -83.066944 (Slocum Hall)	Delaware
51	Spruce Run Earthworks		July 16, 1973 (#73001431)	Along Spruce Run south of Galena[8] 40°10′40″N 82°51′52″W / 40.177778°N 82.864333°W / 40.177778; -82.864333 (Spruce Run Earthworks)	Genoa Township
52	Stratford Methodist Episcopal Church	More images	October 3, 1991 (#91001436)	Junction of U.S. Route 23 and State Route 315, south of Delaware 40°15′22″N 83°03′49″W / 40.256111°N 83.063611°W / 40.256111; -83.063611 (Stratford Methodist Episcopal Church)	Delaware Township
53	Stuyvesant Hall	More images	March 18, 1985 (#85000637)	Ohio Wesleyan University, W. William St. 40°17′54″N 83°04′33″W / 40.298333°N 83.075833°W / 40.298333; -83.075833 (Stuyvesant Hall)	Delaware
54	Sunbury Tavern		February 24, 1975 (#75001376)	Northwestern corner of State Route 37 and Galena Rd. 40°14′31″N 82°51′36″W / 40.242°N 82.86°W / 40.242; -82.86 (Sunbury Tavern)	Sunbury
55	Sunbury Town Hall	More images	February 20, 1975 (#75001377)	Town Sq. 40°14′32″N 82°51′32″W / 40.242222°N 82.858889°W / 40.242222; -82.858889 (Sunbury Town Hall)	Sunbury
56	Ufferman Site	Upload image	July 24, 1974 (#74001464)	North of Delaware, near Delaware Lake[9]	Troy Township
57	University Hall-Gray's Chapel	More images	March 18, 1985 (#85000638)	Ohio Wesleyan University Main Campus, Sandusky St. 40°17′47″N 83°04′01″W / 40.296389°N 83.066944°W / 40.296389; -83.066944 (University Hall-Gray's Chapel)	Delaware
58	Henry Van Deman House		May 31, 1984 (#84003662)	6 Darlington Rd. 40°18′31″N 83°04′30″W / 40.308611°N 83.075°W / 40.308611; -83.075 (Henry Van Deman House)	Delaware
59	Warren Tavern Complex		August 3, 1983 (#83001958)	U.S. Route 36 west of Delaware 40°17′58″N 83°07′45″W / 40.299333°N 83.12925°W / 40.299333; -83.12925 (Warren Tavern Complex)	Radnor Township
60	West Orange Road-Thomas Bridge	More images	June 26, 2002 (#02000701)	Orange Rd., east of its junction with State Route 315, and northeast of Powell 40°10′31″N 83°02′44″W / 40.175278°N 83.045556°W / 40.175278; -83.045556 (West Orange Road-Thomas Bridge)	Liberty Township

Former listing

[3]	Name on the Register	Image	Date listed	Date removed	Location	City or town	Description
1	Monnett Hall	More images	June 23, 1975 (#75001374)	February 20, 1980	Ohio Wesleyan University campus at Elizabeth and Winter Sts. 40°18′04″N 83°04′36″W / 40.301°N 83.0766°W / 40.301; -83.0766 (Monnett Hall)	Delaware	Demolished in 1978.