Your Guide to Champaign County, Ohio
Looking for trusted businesses, services and local resources in Champaign County, Ohio? FindItOhio.com helps residents and visitors discover local companies, professionals and community information across Champaign County, including Urbana, the county seat.
Quick answer: Champaign County is one of Ohio’s 88 counties. Its county seat is Urbana, it was established in 1805, and it has an estimated 38,820 residents as of 2025.
At a Glance
- County seat: Urbana
- Established: Mar 1, 1805
- Formed from: Greene and Franklin Counties
- Named for: French for “a plain”, describing the land in the area
- Estimated population (2025): 38,820
- Total area: 428.56 sq mi
- FIPS code: 39021
About Champaign County
Champaign County is a county located in the U.S. state of Ohio. As of the 2020 census, the population was 38,714. Its county seat and largest city is Urbana. The county takes its name from the French word for “open level country”. Champaign County became the 18th of 88 Ohio counties on March 1, 1805. It was formed from parts of Greene and Franklin counties by legislative action. Champaign County comprises the Urbana, OH Micropolitan Statistical Area, which is also included in the Dayton, Springfield, Sidney, OH Combined Statistical Area.
Cities and Villages in Champaign County
Cities
Urbana â€
Villages
Christiansburg, Mechanicsburg, Mutual, North Lewisburg, St. Paris, Woodstock
Find Local Businesses in Champaign County
Browse the FindItOhio.com business directory to find restaurants, contractors, professional services, shops and more serving Champaign County. Own a business here? Add your free business listing so local customers can find you.
Background Checks, Process Serving and Private Investigations
Residents and employers in Champaign County can get BCI and FBI LiveScan fingerprinting, FD-258 fingerprint cards, process serving and licensed private investigations from these Ohio providers:
- Ohio Security & Investigations, Youngstown: licensed private investigations and fingerprinting. Call (888) 341-6960 or visit ohioinvestigators.com.
- 10-8 Protective Services, Columbus: investigations, fingerprinting and process serving. Call (800) 949-8521 or visit 10-8protectiveservices.com.
Frequently Asked Questions
What is the county seat of Champaign County, Ohio?
Urbana is the county seat of Champaign County, Ohio.
When was Champaign County established?
Champaign County was established on Mar 1, 1805. It was formed from Greene and Franklin Counties.
Who or what is Champaign County named for?
Champaign County is named for French for “a plain”, describing the land in the area.
How many people live in Champaign County, Ohio?
Champaign County has an estimated population of 38,820 as of 2025.
What cities are in Champaign County, Ohio?
Cities in Champaign County include Urbana †.
Where can I find local businesses in Champaign County?
Search the FindItOhio.com business directory to find local businesses and services in Champaign County, Ohio.
How do I list my Champaign County business on FindItOhio.com?
Visit the free business listing page on FindItOhio.com and submit your business name, address, phone number and website.
Looking for another county? Explore all 88 Ohio counties on FindItOhio.com.
County background adapted from the Wikipedia article Champaign County, Ohio, available under the Creative Commons Attribution ShareAlike 4.0 license.