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The average population of Ohio's counties was 133,931; Franklin County was the most populous (1,326,063) and Vinton County was the least (12,474). The average land area is 464 sq mi (1,200 km 2 ). The largest county by area is Ashtabula County at 702.44 sq mi (1,819.3 km 2 ), and its neighbor, Lake County, is the smallest at 228.21 sq mi (591.1 ...
25 sie 2023 · Below is a map of Ohio's 88 counties. The Ohio Secretary of State provides an alphabetical list of counties with additional information, such as county seats, population, and websites.
Interactive Map of Ohio Counties. Click on any of the counties on the map to see its population, economic data, time zone, and zip code (the data will appear below the map ). Data is sourced from the US Census 2021.
There are 88 counties in Ohio. In 2019, Ohio 's Franklin County, home of Columbus, has the highest population in the state with 1,310,300 residents. This represents growth of 12.35% since the last census.
The remaining cities with populations of more than 100,000 are Toledo, Akron and Dayton. The state has a total of 169 cities with populations that range from 10,000 to 100,000 people. In Ohio, there are 938 incorporated municipalities in the state. These are divided into cities and villages.
The population of all counties and townships in Ohio according to census results. The icon links to further information about a selected division including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).
Map of Ohio counties with names. Free printable map of Ohio counties and cities. Ohio counties list by population and county seats.
