52077 leans heavily Republican by roughly 46 points: about 27% of voters vote Democratic and 73% Republican.
About 85% of adults in 52077 typically vote, above the U.S. average of about 62%. Among adults in 52077, ~23% vote Democratic, ~62% Republican, and ~15% don't vote. The map below shows estimated turnout by block group.
How 52077 compares
Among zip codes within 15 miles, 52077 leans more Republican than 10 of 12 neighbors.
52077 runs about 33 points more Republican than Iowa as a whole.
Why 52077 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 52077, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 9% of adults in 52077 hold a bachelor's degree, about 15 points below the Iowa average of 24%.
Developed land and Republican lean
Places with a rural land-use pattern tend to lean Republican; 52077, IA sits in the bottom quarter nationally on this measure. Developed land does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 52077 looks the way it does
Homeowners vote more often than renters. About 89% of households in 52077 own their home, about 8 points above the Iowa average of 81%. 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.