Jack County, TX Political Map | Democrat & Republican Areas in Jack County

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

 
Jack County, TX block-group political-lean map
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About 65% of adults in Jack County typically vote, near the U.S. average of about 62%. Among adults in Jack County, ~8% vote Democratic, ~57% Republican, and ~35% don't vote. The map below shows estimated turnout by block group.

Jack County, TX block-group voter-turnout map
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How Jack County compares

Among counties within 50 miles, Jack County leans more Republican than 6 of 7 neighbors.

Jack County runs about 61 points more Republican than Texas as a whole.

Why Jack County leans the way it does

This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Jack County, not a ranked or complete list of what matters most.

Car-dependent areas vote Republican. About 85% of residents in Jack County drive to work alone, about 11 points above the U.S. average of 74%. Low college attainment predicts Republican voting, and Jack County sits in the bottom quarter (about 15%, below 88% of counties). A high family-household share predicts Republican voting, and about 71% of households in Jack County are family households, above 83% of counties.

Population density and Republican lean

Places with low population density tend to lean Republican; Jack County, TX sits below the national average on this measure.

Why turnout in Jack County looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Jack County is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Learn more about the findings and methodology on the political spectrum map.

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Sources and methodology

Precinct-level voting records used to fit the model come from Texas Secretary of State, Elections Division, 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.