Holcomb, MO Political Map | Democrat & Republican Areas in Holcomb

Holcomb is a Republican stronghold. About 13% of voters here vote Democratic and 87% Republican.

 
Holcomb, MO block-group political-lean map
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About 55% of adults in Holcomb typically vote, below the U.S. average of about 62%. Among adults in Holcomb, ~7% vote Democratic, ~47% Republican, and ~46% don't vote. The map below shows estimated turnout by block group.

Holcomb, MO block-group voter-turnout map
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How Holcomb compares

Among cities within 25 miles, Holcomb leans more Republican than 48 of 65 neighbors.

Holcomb runs about 55 points more Republican than Missouri as a whole.

Why Holcomb 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 Holcomb, not a ranked or complete list of what matters most.

Car-dependent areas vote Republican. About 88% of residents in Holcomb drive to work alone, about 14 points above the U.S. average of 74%. Low college attainment predicts Republican voting, and Holcomb sits in the bottom quarter (about 14%, below 81% of cities).

Park access and Republican lean

Places with low park coverage tend to lean Republican; Holcomb, MO sits in the bottom quarter nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.

Why turnout in Holcomb looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Holcomb 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 49%, about 8 points below the Missouri average of 57%. Renters vote less often than owners, and about 33% of households in Holcomb rent, above 88% of cities. High food insecurity lines up with lower turnout, and about 21% of adults in Holcomb report food insecurity, above 84% of cities. Learn more about the findings and methodology on the political spectrum map.

Cities with Similar Populations

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Sources and methodology

Precinct-level voting records used to fit the model come from Missouri 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.