Celina is a city in Mercer County, Ohio, United States, and its county seat. The population was 10,935 at the 2020 census. Located about 58 miles (93 km) northwest of Dayton, Celina is situated on the northwestern shores of Grand Lake St. Marys.
Midwest
Celina
Mercer County, OH
Population
10,974
Walk Score
75 · Very Walkable
Median rent
$801
Median home value
$152,000
Founded
1834
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On the National Register
Historic districts
- Celina Main Street Commercial Historic District · listed 1982
Notable landmarks
- Godfrey, Sen. Thomas J., House · listed 1980
- Immaculate Conception Catholic Church Complex · listed 1979
- Otis Hospital · listed 1980
- Riley, Calvin E., House · listed 1978
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