50222 is a Republican stronghold. About 25% of voters here vote Democratic and 75% Republican.
About 81% of adults in 50222 typically vote, above the U.S. average of about 62%. Among adults in 50222, ~20% vote Democratic, ~61% Republican, and ~19% don't vote. The map below shows estimated turnout by block group.
How 50222 compares
Among zip codes within 15 miles, 50222 leans more Republican than 9 of 11 neighbors.
50222 runs about 37 points more Republican than Iowa as a whole.
Why 50222 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 50222, not a ranked or complete list of what matters most.
Rural areas with a high white share vote Republican. 50222 sits in the bottom quarter on density and about 98% of residents are non-Hispanic white, about 7 points above the Iowa average of 91%. A high family-household share predicts Republican voting, and about 77% of households in 50222 are family households, above 85% of zip codes.
Population density and Republican lean
Places with low population density tend to lean Republican; 50222, IA sits in the bottom quarter nationally on this measure.
Why turnout in 50222 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 50222 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 69%, about 9 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 94% of households in 50222 own their home, about 19 points above the U.S. average of 75%. 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.