Clinton County
Also known as Clinton County, Ohio, Clinton County, OH
county in Ohio, United States
Key facts
- Country
- United States
- State
- Ohio
- Founded
- March 1, 1810
- Named after
- George Clinton
- Seat
- Wilmington
- Largest city
- Wilmington
- Total
- 412 sq mi (1,070 km )
- Land
- 409 sq mi (1,060 km )
- Water
- 3.6 sq mi (9.3 km ) 0.9%
- Estimate 2025
- 42,301
- Density
- 102.7/sq mi (39.7/km )
- Time zone
- UTC−5 ( Eastern )
- Summer dst
- UTC−4 ( EDT )
~11 min read
Article
Clinton County is a county located in the U.S. state of Ohio. As of the 2020 United States census, the population was 42,018. Its county seat and largest city is Wilmington. The county is named for former U.S. Vice President George Clinton. Clinton County comprises the Wilmington, Ohio Micropolitan Statistical Area, which is also included in the Cincinnati-Wilmington-Maysville, OH-KY-IN Combined Statistical Area.
History