Duco is a Republican stronghold. About 13% of voters here vote Democratic and 87% Republican.
About 51% of adults in Duco typically vote, below the U.S. average of about 62%. Among adults in Duco, ~7% vote Democratic, ~44% Republican, and ~49% don't vote. The map below shows estimated turnout by block group.
How Duco compares
Among cities within 25 miles, Duco leans more Republican than 120 of 124 neighbors.
Duco runs about 44 points more Republican than Kentucky as a whole.
Why Duco 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 Duco, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In Duco, more than 99% of residents are non-Hispanic white, about 28 points above the U.S. average of 72%; about 5% of adults hold a bachelor's degree, about 14 points below the Kentucky average of 19%.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Duco, KY sits in the bottom tenth nationally 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 Duco looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Duco is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 44%, about 11 points below the Kentucky average of 54%. Low high-school completion lines up with lower turnout, and about 69% of adults in Duco have completed high school, below 98% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Tiptop, KY R+71
- Carver, KY R+74
- Waldo, KY R+74
- Gunlock, KY R+74
- Sublett, KY R+71
- Gypsy, KY R+71
- Evanston, KY R+73
- David, KY R+67
- Pyramid, KY R+69
Cities with Similar Populations
- Acequia, ID R+75
- Yaquina, OR Even
- Taylors Corner, NC R+57
- Wynnville, AL R+84
- Morvin, AL R+36
- Plew, MO R+73
- Pleasant Home, OH R+60
- Foley, LA R+72
- Vance, TX R+66
- Chimney Rock, CO R+22
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Sources and methodology
Precinct-level voting records used to fit the model come from Kentucky State Board of 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.