Killduff is a Republican stronghold. About 25% of voters here vote Democratic and 75% Republican.
About 77% of adults in Killduff typically vote, above the U.S. average of about 62%. Among adults in Killduff, ~19% vote Democratic, ~58% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How Killduff compares
Among cities within 25 miles, Killduff leans more Republican than 42 of 47 neighbors.
Killduff runs about 37 points more Republican than Iowa as a whole.
Politics vary noticeably by neighborhood within Killduff. The southeast side is the most Republican-leaning (R+56) and the northwest side is the least Republican-leaning (R+44), a spread of about 12 points.
Why Killduff 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 Killduff, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In Killduff, about 96% of residents are non-Hispanic white, about 24 points above the U.S. average of 72%; about 17% of adults hold a bachelor's degree, about 7 points below the Iowa average of 24%. A high family-household share predicts Republican voting, and about 77% of households in Killduff are family households, above 81% of cities.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Killduff, IA sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Killduff looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Killduff 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 71%, about 11 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Newton, IA R+20
- Kellogg, IA R+46
- Reasnor, IA R+48
- Sully, IA R+55
- Lambs Grove, IA R+37
- Monroe, IA R+18
- Lynnville, IA R+54
- Oakland Acres, IA R+35
- Goddard, IA R+45
- Grinnell, IA Even
Cities with Similar Populations
- Grant, OH R+65
- Gotha, MN R+41
- North View, VA R+23
- Clarksburg, KY R+66
- Kivalina, AK D+24
- Claremont, VA R+15
- Waterloo, GA R+80
- Crockett, AR R+63
- West Leroy, MI R+39
- Hanover, ME Even
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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.