Danbury is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 80% of adults in Danbury typically vote, above the U.S. average of about 62%. Among adults in Danbury, ~17% vote Democratic, ~63% Republican, and ~20% don't vote. The map below shows estimated turnout by block group.
How Danbury compares
Among cities within 25 miles, Danbury leans more Republican than 26 of 34 neighbors.
Danbury runs about 45 points more Republican than Iowa as a whole.
Why Danbury 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 Danbury, not a ranked or complete list of what matters most.
Rural areas with a high white share vote Republican. Danbury sits in the bottom quarter on density and about 96% of residents are non-Hispanic white, about 23 points above the U.S. average of 72%.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Danbury, IA sits below the national average on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Danbury looks the way it does
Areas with high high-school completion turn out at higher rates. About 96% of adults in Danbury have completed high school, about 6 points above the U.S. average of 90%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Mapleton, IA R+49
- Battle Creek, IA R+59
- Smithland, IA R+58
- Ricketts, IA R+60
- Oto, IA R+59
- Anthon, IA R+58
- Ticonic, IA R+47
- Ute, IA R+53
- Rodney, IA R+49
- Charter Oak, IA R+57
Cities with Similar Populations
- Keystone, IN R+68
- Dayton, WI Even
- Henrietta, NC R+56
- Cedar Lane, TX R+50
- Gateswood, AL R+88
- Gleed, WA R+41
- Glensted, MO R+71
- Moss, MS R+7
- Waukeenah, FL R+28
- Pine Ridge, MS D+47
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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.