Teller County leans Republican by roughly 24 points: about 38% of voters vote Democratic and 62% Republican.
About 92% of adults in Teller County typically vote, above the U.S. average of about 62%. Among adults in Teller County, ~35% vote Democratic, ~57% Republican, and ~8% don't vote. The map below shows estimated turnout by block group.
How Teller County compares
Among counties within 50 miles, Teller County leans more Republican than 3 of 5 neighbors.
Teller County runs about 34 points more Republican than Colorado as a whole. Colorado leans Democratic overall, while Teller County is one of the few Republican-leaning pockets.
Politics vary noticeably by city within Teller County. The west side is the most Republican-leaning (R+32) and the northeast side is the least Republican-leaning (R+17), a spread of about 15 points.
Why Teller 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 Teller County, not a ranked or complete list of what matters most.
Teller County votes against the grain of Colorado. Colorado leans Democratic overall, while Teller County runs about 34 points more Republican.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; Teller County, CO sits in the top quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Teller County looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Teller County is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 67%, about 7 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 81% of households in Teller County own their home, above 85% of counties. High high-school completion lines up with higher turnout, and about 96% of adults in Teller County have completed high school, above 97% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- El Paso County, CO R+7
- Fremont County, CO R+25
- Park County, CO R+9
- Douglas County, CO R+7
- Elbert County, CO R+46
- Arapahoe County, CO D+22
- Jefferson County, CO D+18
- Pueblo County, CO Even
- Chaffee County, CO D+6
- Denver County, CO D+53
Counties with Similar Populations
- Cleburne County, AR R+63
- Randolph County, MO R+49
- Miller County, MO R+64
- Goochland County, VA R+21
- White County, IN R+43
- Crook County, OR R+44
- Milam County, TX R+51
- Rowan County, KY R+34
- Cassia County, ID R+63
- Yates County, NY R+28
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Sources and methodology
Precinct-level voting records used to fit the model come from Colorado 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.