80543 leans heavily Republican by roughly 36 points: about 32% of voters vote Democratic and 68% Republican.
About 86% of adults in 80543 typically vote, above the U.S. average of about 62%. Among adults in 80543, ~28% vote Democratic, ~58% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How 80543 compares
Among zip codes within 15 miles, 80543 leans more Republican than 14 of 17 neighbors.
80543 runs about 46 points more Republican than Colorado as a whole. Colorado leans Democratic overall, while 80543 is one of the few Republican-leaning pockets.
Politics vary noticeably by block within 80543. The northwest side is the most Republican-leaning (R+45) and the north side is the least Republican-leaning (R+31), a spread of about 14 points.
Why 80543 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 80543, not a ranked or complete list of what matters most.
80543 votes against the grain of Colorado. Colorado leans Democratic overall, while 80543 runs about 46 points more Republican. A high family-household share predicts Republican voting, and about 83% of households in 80543 are family households, above 96% of zip codes.
Renting and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; 80543, CO sits in the bottom quarter nationally on this measure.
Why turnout in 80543 looks the way it does
Homeowners vote more often than renters. About 91% of households in 80543 own their home, about 16 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.