Dunkerton leans heavily Republican by roughly 38 points: about 31% of voters vote Democratic and 69% Republican.
About 89% of adults in Dunkerton typically vote, above the U.S. average of about 62%. Among adults in Dunkerton, ~28% vote Democratic, ~61% Republican, and ~11% don't vote. The map below shows estimated turnout by block group.
How Dunkerton compares
Among cities within 25 miles, Dunkerton leans more Republican than 20 of 47 neighbors.
Dunkerton runs about 26 points more Republican than Iowa as a whole.
Why Dunkerton leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Dunkerton. The lean here lands roughly where demographic data alone would predict.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Dunkerton, IA sits below the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Dunkerton looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Dunkerton 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%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Dewar, IA R+41
- Fairbank, IA R+44
- Raymond, IA R+37
- Jesup, IA R+36
- Readlyn, IA R+43
- Littleton, IA R+43
- Elk Run Heights, IA R+25
- Evansdale, IA R+10
- Raymar, IA R+29
- Oran, IA R+46
Cities with Similar Populations
- Alpena, AR R+65
- Cape Vincent, NY R+17
- Blairtown, WY R+56
- Rucker, CA R+5
- Goodfield, IL R+51
- Divernon, IL R+49
- Clarktown, NJ R+16
- Bayard, NE R+63
- Love, MS R+67
- Kimper, KY R+75
All Local Stats
Home Services
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.