Dubuque County, IA — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
98,948
Male
49,136
49.7%
Female
49,812
50.3%
Median Age
38.8 yrs
Avg Household Size
2.3
Foreign Born
3.3%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher22.1%
High School or Higher44.0%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
4.8%
Disability
0.0%
Non-English Home
4.0%
Married
43.3%
Dubuque County, IA has a population of 98,948 according to 2023 Census Bureau estimates. The median age is 38.8 years. The largest racial or ethnic group is White at 89.8% of the population. 22.1% of residents hold a bachelor's degree or higher. 3.3% of residents are foreign-born.