Total Population in Ottawa County, OH

ACS 2024 5-Year Estimates

Total Population
39,994
Rank #1,204 of 3,222
63th percentile

How Ottawa County Compares

Ottawa County
39,994
Ohio Average
39,994
Rank #62 of 88 in state
National
330M
100.0% below

National Distribution

Where Ottawa County falls among all 3,222 U.S. counties for total population.

33 9,808,667

■ Ottawa County: 39,994

Ranking Context

Rank County Value
#1,201 Waldo County, ME 40,192
#1,202 Marshall County, IA 40,114
#1,203 Rio Arriba County, NM 40,070
#1,204 Ottawa County, OH 39,994
#1,205 Louisa County, VA 39,980
#1,206 Isle of Wight County, VA 39,974
#1,207 McKean County, PA 39,904
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Total Population in Ottawa County, Ohio

Ottawa County, Ohio has a total population of 39,994, which ranks #1,204 of 3,222 out of 3,222 counties nationwide. This is 100.0% below the national value of 330M.

Within Ohio, Ottawa County ranks #62 of 88 out of 88 counties. This places it in the 63th percentile nationally.

Total population count from the American Community Survey. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.

About this data

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.