52041 leans heavily Republican by roughly 50 points: about 25% of voters vote Democratic and 75% Republican.
About 87% of adults in 52041 typically vote, above the U.S. average of about 62%. Among adults in 52041, ~22% vote Democratic, ~65% Republican, and ~13% don't vote. The map below shows estimated turnout by block group.
How 52041 compares
Among zip codes within 15 miles, 52041 leans more Republican than 10 of 12 neighbors.
52041 runs about 36 points more Republican than Iowa as a whole.
Politics vary noticeably by block within 52041. The northwest side is the most Republican-leaning (R+56) and the southwest side is the least Republican-leaning (R+45), a spread of about 10 points.
Why 52041 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 52041, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In 52041, about 96% of residents are non-Hispanic white, about 24 points above the U.S. average of 72%; about 14% of adults hold a bachelor's degree, about 11 points below the Iowa average of 24%.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 52041, IA sits in the top quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in 52041 looks the way it does
Turnout in 52041 sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
Sources and methodology
Precinct-level voting records used to fit the model come from Iowa Secretary of State, Elections, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.
Modeling and analysis by the BestNeighborhood data science team. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.