Butler County | |
|---|---|
 | |
 Flag  Seal | |
 Location within the U.S. state of Ohio | |
 Ohio's location within the U.S. | |
| Coordinates: 39°26′N 84°35′W / 39.44°N 84.58°W | |
| Country |  United States |
| State |  Ohio |
| Founded | May 1, 1803[1] |
| Named for | General Richard Butler |
| Seat | Hamilton |
| Largest city | Hamilton |
| Area | |
| • Total | 470 sq mi (1,200 km2) |
| • Land | 467 sq mi (1,210 km2) |
| • Water | 3.1 sq mi (8 km2) 0.7% |
| Population (2020) | |
| • Total | 390,357 |
| • Estimate (2023) | 393,043  |
| • Density | 830/sq mi (320/km2) |
| Time zone | UTC−5 (Eastern) |
| • Summer (DST) | UTC−4 (EDT) |
| Congressional district | 8th |
| Website | bcohio |
Butler County is a county located in the southwestern part of the U.S. state of Ohio. As of the 2020 census, the population was 390,357.[2] Its county seat and largest city is Hamilton.[3] It is named for General Richard Butler, who died in 1791 during St. Clair's Defeat.[4] Located along the Great Miami River, it is also home to Miami University, a public university founded in 1809. Butler County is part of the Cincinnati, OH-KY-IN Metropolitan Statistical Area. The majority of the county is in District 52 of the State House.
- ^ "Ohio County Profiles: Butler County" (PDF). Ohio Department of Development. Archived from the original (PDF) on June 21, 2007. Retrieved April 28, 2007.
- ^ "State & County QuickFacts". United States Census Bureau. Retrieved July 6, 2022.
- ^ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.
- ^ Rennick, Robert M. (August 28, 2013). Kentucky Place Names. University Press of Kentucky. pp. 103–. ISBN 9780813144016. Retrieved September 6, 2014.