Adams County
Also known as Adams County, Ohio, Adams County, OH
county in Ohio, United States
Key facts
- Country
- United States
- State
- Ohio
- Founded
- July 10, 1797
- Named after
- John Adams
- Seat
- West Union
- Largest village
- West Union
- Total
- 586 sq mi (1,520 km )
- Land
- 584 sq mi (1,510 km )
- Water
- 2.4 sq mi (6.2 km ) 0.4%
- Estimate 2025
- 27,865
- Density
- 47/sq mi (18/km )
- Time zone
- UTC−5 ( Eastern )
- Summer dst
- UTC−4 ( EDT )
Article
Adams County is a county in the U.S. state of Ohio. As of the 2020 census, the population was 27,477. Its county seat and largest village is West Union. The county is named after John Adams, the second President of the United States.
Geography