Colorado County leans heavily Republican by roughly 42 points: about 29% of voters vote Democratic and 71% Republican.
About 73% of adults in Colorado County typically vote, above the U.S. average of about 62%. Among adults in Colorado County, ~21% vote Democratic, ~52% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.
How Colorado County compares
Among counties within 50 miles, Colorado County leans more Republican than 3 of 8 neighbors.
Colorado County runs about 28 points more Republican than Texas as a whole.
Politics vary noticeably by city within Colorado County. The northeast side is the most Republican-leaning (R+68) and the east side is the least Republican-leaning (R+18), a spread of about 50 points.
Why Colorado 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 Colorado County, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 83% of residents in Colorado County drive to work alone, about 9 points above the U.S. average of 74%.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; Colorado County, TX sits in the top quarter nationally on this measure.
Why turnout in Colorado County looks the way it does
Homeowners vote more often than renters. About 82% of households in Colorado County own their home, about 7 points above the Texas average of 75%. Limited routine healthcare access lines up with lower turnout, and Colorado County sits in the bottom quarter on routine-care measures. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Austin County, TX R+54
- Fayette County, TX R+55
- Wharton County, TX R+33
- Lavaca County, TX R+64
- Washington County, TX R+37
- Waller County, TX R+20
- Jackson County, TX R+62
- Lee County, TX R+52
- Fort Bend County, TX D+6
- Burleson County, TX R+53
Counties with Similar Populations
- Greene County, VA R+26
- Kewaunee County, WI R+39
- Buchanan County, IA R+36
- Allen County, KY R+64
- Barnwell County, SC R+13
- Dukes County, MA D+41
- Meriwether County, GA R+22
- Adams County, WA R+31
- Hutchinson County, TX R+60
- Henry County, IA R+31
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.