80117 is a Republican stronghold. About 23% of voters here vote Democratic and 77% Republican.
About 77% of adults in 80117 typically vote, above the U.S. average of about 62%. Among adults in 80117, ~18% vote Democratic, ~59% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How 80117 compares
80117 sits in a sparsely populated area with few comparable zip codes nearby.
80117 runs about 65 points more Republican than Colorado as a whole. Colorado leans Democratic overall, while 80117 is one of the few Republican-leaning pockets.
Politics vary noticeably by block within 80117. The south side is the most Republican-leaning (R+59) and the northwest side is the least Republican-leaning (R+44), a spread of about 14 points.
Why 80117 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 80117, not a ranked or complete list of what matters most.
80117 votes against the grain of Colorado. Colorado leans Democratic overall, while 80117 runs about 65 points more Republican. Rural areas vote Republican, and 80117 sits in the bottom quarter on density (about 4%, below 91% of zip codes). A high family-household share predicts Republican voting, and about 77% of households in 80117 are family households, above 86% of zip codes.
Never-married share, developed land, and voter turnout
Places that combine a low never-married share and a rural land-use pattern tend to turn out at a higher rate, as 80117, CO does.
Why turnout in 80117 looks the way it does
Homeowners vote more often than renters. About 95% of households in 80117 own their home, about 21 points above the Colorado average of 75%. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
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.