Pella leans Republican by roughly 24 points: about 38% of voters vote Democratic and 62% Republican.
About 94% of adults in Pella typically vote, above the U.S. average of about 62%. Among adults in Pella, ~36% vote Democratic, ~58% Republican, and ~6% don't vote. The map below shows estimated turnout by block group.
How Pella compares
Among cities within 25 miles, Pella leans more Republican than 2 of 50 neighbors.
Pella runs about 11 points more Republican than Iowa as a whole.
Politics vary noticeably by neighborhood within Pella. The northeast side is the most Republican-leaning (R+35) and the south side is the least Republican-leaning (R+6), a spread of about 29 points.
Why Pella leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Pella, not a ranked or complete list of what matters most.
Pella votes Republican even though it is densely developed (about 49%, far above the Iowa average of 16%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; Pella, IA sits in the top tenth nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Pella looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Pella 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 74%, about 14 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 96% of adults in Pella have completed high school, above 86% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Peoria, IA R+50
- Harvey, IA R+48
- Otley, IA R+43
- Leighton, IA R+50
- Olivet, IA R+53
- Tracy, IA R+50
- Reasnor, IA R+48
- Pershing, IA R+50
- Knoxville, IA R+36
- Taintor, IA R+50
Cities with Similar Populations
- Burnet, TX R+60
- West Milford, NJ R+24
- Prunedale, CA Even
- Northlake, IL D+17
- Rogers, MN R+9
- Patchogue, NY R+2
- North Bend, OR R+5
- Crestwood, MO D+19
- Mitchellville, MD D+83
- Cedar Grove, NJ R+7
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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.