Defiance County, OH — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
38,258
Male
19,212
50.2%
Female
19,046
49.8%
Median Age
40.8 yrs
Avg Household Size
2.5
Foreign Born
1.6%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher13.8%
High School or Higher40.9%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
4.7%
Disability
0.0%
Non-English Home
5.3%
Married
45.1%
Defiance County, OH has a population of 38,258 according to 2023 Census Bureau estimates. The median age is 40.8 years. The largest racial or ethnic group is White at 88.6% of the population. 13.8% of residents hold a bachelor's degree or higher. 1.6% of residents are foreign-born.