50473 leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About more than 99% of adults in 50473 typically vote, above the U.S. average of about 62%. Among adults in 50473, ~30% vote Democratic, ~70% Republican, and ~0% don't vote. The map below shows estimated turnout by block group.
How 50473 compares
Among zip codes within 15 miles, 50473 leans more Republican than 8 of 12 neighbors.
50473 runs about 28 points more Republican than Iowa as a whole.
Why 50473 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 50473, not a ranked or complete list of what matters most.
Rural areas with a high white share vote Republican. 50473 sits in the bottom quarter on density and about 96% of residents are non-Hispanic white, about 6 points above the Iowa average of 91%.
Never-married share, developed land, and voter turnout
Places that combine a low never-married share and a rural land-use pattern tend to turn out at a higher rate, as 50473, IA does.
Why turnout in 50473 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 50473 is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 71%, about 11 points above the U.S. average of 60%. 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.