Dundee leans heavily Republican by roughly 44 points: about 28% of voters vote Democratic and 72% Republican.
About 84% of adults in Dundee typically vote, above the U.S. average of about 62%. Among adults in Dundee, ~23% vote Democratic, ~60% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.
How Dundee compares
Among cities within 25 miles, Dundee leans more Republican than 29 of 46 neighbors.
Dundee runs about 31 points more Republican than Iowa as a whole.
Why Dundee leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Dundee. The lean here lands roughly where demographic data alone would predict.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; Dundee, IA sits in the top tenth nationally on this measure.
Why turnout in Dundee looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Dundee 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 70%, about 10 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 94% of households in Dundee own their home, about 19 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 96% of adults in Dundee have completed high school, above 83% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Thorpe, IA R+47
- Lamont, IA R+42
- Strawberry Point, IA R+42
- Maryville, IA R+40
- Masonville, IA R+43
- Manchester, IA R+29
- Edgewood, IA R+46
- Aurora, IA R+43
- Greeley, IA R+56
- Winthrop, IA R+42
Cities with Similar Populations
- North Delta, CO R+47
- Rachel, WV R+57
- Maryville, SC R+37
- Keene, NY D+35
- Palominas, AZ R+37
- York Center, WI R+6
- Jefferson, MS R+81
- Shiloh, NJ R+39
- Cohoctah, MI R+40
- Kingsburg, SC R+28
All Local Stats
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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.