Map of Ohio Counties

Create a custom map of Ohio counties using an intuitive online tool. Color each county by hand, or import your data from Excel, Google Sheets, or a CSV file to automatically fill counties according to your requirements. Add pins to mark important cities, office locations, or specific points of interest on the map.

If you need to focus on particular areas, manual editing allows for quick highlighting. You can also use smart color suggestions based on your imported dataset. Export your finished Ohio counties map in high-resolution PNG, SVG, or PDF formats, suitable for presentations and printed materials.

For interactive needs, generate an embeddable map that lets viewers click or hover over each Ohio county to access detailed information or additional data layers.

Map Details

This map supports labels.

This map supports surrounding areas. New

This map is divided into 88 counties:

  • Adams
  • Allen
  • Ashland
  • Ashtabula
  • Athens
  • Auglaize
  • Belmont
  • Brown
  • Butler
  • Carroll
  • Champaign
  • Clark
  • Clermont
  • Clinton
  • Columbiana
  • Coshocton
  • Crawford
  • Cuyahoga
  • Darke
  • Defiance
  • Delaware
  • Erie
  • Fairfield
  • Fayette
  • Franklin

Check out the related maps below if you're looking for a different map of the same geographic region.

Download Map of Ohio Counties

Below you can download free printable Map of Ohio Counties in high resolution PNG or SVG formats.
If you need different colors or features, you can customize this map in Ultimaps Studio.

About the Ohio Counties Map

Ohio is divided into 88 counties, each functioning as an individual administrative region within the state. County boundaries in Ohio have been relatively stable since the late 19th century and provide a basis for various government, educational, and business uses. This map covers each county in clear boundaries, supporting tasks from planning and analysis to education.

Key facts about the Ohio counties map:

  • Total number of counties: 88
  • Largest county by land area: Ashtabula County
  • Most populous county: Franklin County
  • Smallest by area: Lake County
  • Counties with major urban centers: Cuyahoga (Cleveland), Franklin (Columbus), Hamilton (Cincinnati)
  • Most counties formed in early to mid-1800s
  • Borders with Michigan, Indiana, Kentucky, West Virginia, and Pennsylvania

Updates

Aug 27, 2025:

  • Improved map quality
  • Added support for surrounding areas and lakes

Aug 26, 2024:

  • Added map of Ohio Counties