Clinton County, IA — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
46,383
Male
22,850
49.3%
Female
23,533
50.7%
Median Age
42.5 yrs
Avg Household Size
2.4
Foreign Born
1.9%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher15.3%
High School or Higher40.5%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
6.8%
Disability
0.0%
Non-English Home
5.1%
Married
43.2%
Clinton County, IA has a population of 46,383 according to 2023 Census Bureau estimates. The median age is 42.5 years. The largest racial or ethnic group is White at 90.3% of the population. 15.3% of residents hold a bachelor's degree or higher. 1.9% of residents are foreign-born.