52807 leans slightly Democratic by roughly 12 points: about 56% of voters vote Democratic and 44% Republican.
About 86% of adults in 52807 typically vote, above the U.S. average of about 62%. Among adults in 52807, ~48% vote Democratic, ~38% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How 52807 compares
Among zip codes within 15 miles, 52807 leans more Democratic than 26 of 31 neighbors.
52807 runs about 25 points more Democratic than Iowa as a whole. Iowa leans Republican overall, while 52807 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 52807. The southwest side runs the most Democratic (D+21) and the northeast side runs the most Republican (R+2), a spread of about 24 points.
Why 52807 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 52807, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 84% of residents in 52807 live in densely developed areas, about 48 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and 52807 sits in the top quarter (about 44%, above 84% of zip codes). 52807 runs against the grain of Iowa, a Democratic-leaning pocket in a Republican-leaning state.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 52807, IA sits in the top quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 52807 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 52807 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 73%, about 13 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 96% of adults in 52807 have completed high school, above 85% of zip codes. 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.