Category:Historic districts on the National Register of Historic Places in Ohio

• Maps of historic districts on the National Register of Historic Places in Ohio‎ (9 F)

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• Historic districts on the National Register of Historic Places in Cuyahoga County, Ohio‎ (29 C, 5 F)

B

• Buckeye Furnace‎ (5 F)
• Bucyrus Commercial Historic District‎ (3 C, 4 F)

C

• Camp Manatoc Concord Lodge and Adirondacks Historic District‎ (1 F)
• Capital University‎ (5 C, 22 F)
• Capital University Historic District‎ (1 F)
• Celina Main Street Commercial Historic District‎ (2 C, 3 F)
• Chardon Courthouse Square District‎ (3 C, 24 F)
• Chillicothe's Old Residential District‎ (1 C, 3 F)
• St. Paul Church (Over the Rhine)‎ (5 F)
• Circleville Historic District‎ (6 F)
• Columbus Near East Side District‎ (8 C, 6 F)

D

• Dayton Terra-Cotta Historic District‎ (1 C, 4 F)
• Dayton–Campbell Historic District‎ (1 C, 4 F)
• Downtown Xenia Historic District‎ (1 C, 5 F)

E

• East Liverpool Downtown Historic District‎ (1 C, 12 F)
• East Third Street Historic District (Dayton, Ohio)‎ (11 F)
• Elliott Hall, Sturges Library, and Merrick Hall‎ (1 C, 1 F)

F

• Fire Blocks Historic District‎ (2 F)
• Fort Hayes‎ (27 C, 78 F)

G

• German Village Historic District‎ (1 C, 3 F)

H

• Hamilton Downtown Historic District‎ (7 F)
• Hamilton Park Historic District (Columbus, Ohio)‎ (1 C, 15 F)
• High and Gay Streets Historic District‎ (11 C, 76 F)
• High Street Commercial Block‎ (2 F)
• Historic Northwest District‎ (4 C, 4 F)
• Hocking Valley Coal Company Town Historic District‎ (2 F)
• Hudson Historic District (Ohio)‎ (3 F)

J

• Jefferson Avenue Historic District (Columbus, Ohio)‎ (1 C, 8 F)

K

• Kent Industrial District‎ (2 C, 29 F)
• Kenyon College‎ (4 C, 102 F)

L

• Logan Historic District‎ (1 C, 9 F)
• London Commercial Business Historic District‎ (1 C, 2 F)

M

• Marietta Historic District (Marietta, Ohio)‎ (6 C, 3 F)
• Mill & Dunn Historic District‎ (1 C, 2 F)
• Millersburg Historic District‎ (7 C, 28 F)
• Muskingum University‎ (1 C, 163 F)

N

• Near Northside Historic District (Columbus, Ohio)‎ (6 C, 2 F)
• New Indianola Historic District‎ (1 C, 1 F)
• North Main-North Gay Streets Historic District‎ (1 C, 6 F)

O

• Ohio State Normal College at Kent‎ (3 C, 7 F)
• Ohio University‎ (7 C, 108 F)
• Old Tippecanoe Main Street Historic District‎ (26 F)
• Oregon Historic District‎ (2 C, 9 F)

P

• Pansy Methodist Church and School Historic District‎ (2 C)
• Peninsula Village Historic District‎ (4 C, 5 F)
• Pomeroy Historic District‎ (3 F)

R

• Ridgewood Historic District‎ (4 F)

S

• Sandusky Street Historic District‎ (7 F)
• Schlee Brewery Historic District‎ (7 F)
• Shawnee Historic District‎ (15 F)
• Somerset Historic District‎ (1 C, 1 F)
• South High Commercial Historic District‎ (2 C, 13 F)
• St. Clairsville Historic District‎ (1 C, 2 F)

U

• University of Mount Union‎ (3 C, 24 F)
• Urbana Monument Square Historic District‎ (2 F)

W

• Western Reserve Academy‎ (2 C, 31 F)
• Whitewater Shaker Settlement‎ (23 F)
• Wittenberg University‎ (5 C, 2 P, 12 F)

Y

• Yellow Springs Historic District‎ (21 F)