Seneca County, Ohio

Seneca County is a county in the U.S. state of Ohio. In 2020, 55,069 people lived there.[1] The county seat is Tiffin. It is named for the Seneca Indians.

Seneca County, Ohio
Seal of Seneca County, Ohio
Map
Map of Ohio highlighting Seneca County
Location in the state of Ohio
Map of the USA highlighting Ohio
Ohio's location in the U.S.
Statistics
Founded April 1, 1824
Seat Tiffin
Largest City Tiffin
Area
 - Total
 - Land
 - Water

553 sq mi (1,432 km²)
551 sq mi (1,427 km²)
1.8 sq mi (5 km²), 0.3
Population
 - (2020)
 - Density

55,069
auto/sq mi (Expression error: Unrecognized word "auto"./km²)
Time zone Eastern: UTC-5/-4
Website: https://senecacountyohio.gov/
Named for: the Seneca nation

References

  1. "QuickFacts: Seneca County, Ohio". United States Census Bureau. Retrieved January 18, 2024.