Hamilton County, IA — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
14,893
Male
7,537
50.6%
Female
7,356
49.4%
Median Age
42.2 yrs
Avg Household Size
2.3
Foreign Born
6.7%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher15.4%
High School or Higher37.9%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
6.1%
Disability
0.0%
Non-English Home
5.2%
Married
45.8%
Hamilton County, IA has a population of 14,893 according to 2023 Census Bureau estimates. The median age is 42.2 years. The largest racial or ethnic group is White at 87.4% of the population. 15.4% of residents hold a bachelor's degree or higher. 6.7% of residents are foreign-born.