Demographic comparison of the state of Iowa, Johnson, Linn, Polk, and Wapello Counties, and the Iowa legislature

Iowa Johnson, Linn, Polk, and Wapello Counties State legislature
Total population 3,139,508 372,011 150
Gender
Women 50.4% 50.7% 29%
Men 49.6% 49.3% 71%
Race/ethnicity
White 85.7% 83.0% 96%
Black 3.5% 5.9% 0%
Latinx 6.0% 4.2% 0%
AAPI 2.5% 4.1% 0%
Other 2.2% 2.9% 0%
Age
17 and under 23.2% 22.1%
18–29 16.4% 21.4%
30–44 18.3% 19.4%
45–64 25.4% 23.2%
65 and over 16.7% 13.9%
Citizenship
U.S.-born 94.8% 92.8%
Naturalized citizen 2.1% 2.4%
Noncitizen 3.1% 4.8%
Poverty
Poverty level 354,145 49,914
Poverty rate 11.3% 13.4%

Notes: State legislature demographic shares might not add to 100% because racial/ethnic information is not available for all state legislators. Age, citizenship, and poverty data not available for state legislators. AAPI stands for Asian American/Pacific Islander.

Sources: NCSL 2020, State Legislator Demographics; EPI analysis of five-year American Community Survey microdata, 2019.

View the underlying data on epi.org.