Monroe County Zip Code Map

Monroe County is a county located on the eastern border of the U.S. state of Ohio, across the Ohio River from West Virginia. As of 2023, the population was 13,153, making it the second-least populous county in Ohio. Its county seat is Woodsfield. The county was created in 1813 and later organized in 1815.
  • Country: United States
  • State: Ohio
  • Founded: March 1, 1815
  • Named for: James Monroe
  • Seat: Woodsfield
  • Largest village: Woodsfield
  • Congressional district: 6th
Data from: en.wikipedia.org