Ottawa County, OH — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
40,161
Male
20,112
50.1%
Female
20,049
49.9%
Median Age
50.3 yrs
Avg Household Size
2.2
Foreign Born
0.8%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher21.7%
High School or Higher48.5%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
6.7%
Disability
0.0%
Non-English Home
4.5%
Married
48.7%
Ottawa County, OH has a population of 40,161 according to 2023 Census Bureau estimates. The median age is 50.3 years. The largest racial or ethnic group is White at 92.7% of the population. 21.7% of residents hold a bachelor's degree or higher. 0.8% of residents are foreign-born.