Columbine is a true toss-up. About 52% of voters here vote Democratic and 48% Republican.
About 96% of adults in Columbine typically vote, above the U.S. average of about 62%. Among adults in Columbine, ~50% vote Democratic, ~46% Republican, and ~4% don't vote. The map below shows estimated turnout by block group.
How Columbine compares
Among cities within 25 miles, Columbine leans more Democratic than 23 of 67 neighbors.
Columbine runs about 8 points more Republican than Colorado as a whole.
Why Columbine leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Columbine. The lean here lands roughly where demographic data alone would predict.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Columbine, CO sits in the top tenth nationally on this measure.
Why turnout in Columbine looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Columbine 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 71%, about 11 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 90% of households in Columbine own their home, about 15 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 97% of adults in Columbine have completed high school, above 92% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Littleton, CO D+17
- Ken Caryl, CO D+7
- Columbine Valley, CO R+5
- Bow Mar, CO D+12
- Dakota Ridge, CO D+9
- Sheridan, CO D+16
- Highlands Ranch, CO D+4
- Cherry Hills Village, CO Even
- Morrison, CO D+6
- Englewood, CO D+27
Cities with Similar Populations
- Picayune, MS R+45
- Cortland, NY R+4
- Avon Lake, OH R+3
- Randolph, NJ D+7
- Branson, MO R+43
- Lithia Springs, GA D+41
- Maplewood, NJ D+76
- Moss Point, MS R+12
- McKeesport, PA D+19
- Terrytown, LA D+27
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.