Delaware County, OH — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
221,160
Male
110,668
50.0%
Female
110,492
50.0%
Median Age
39.9 yrs
Avg Household Size
2.7
Foreign Born
8.9%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher38.7%
High School or Higher49.6%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
4.5%
Disability
0.0%
Non-English Home
1.9%
Married
49.1%
Delaware County, OH has a population of 221,160 according to 2023 Census Bureau estimates. The median age is 39.9 years. The largest racial or ethnic group is White at 81.4% of the population. 38.7% of residents hold a bachelor's degree or higher. 8.9% of residents are foreign-born.