81433 leans Democratic by roughly 28 points: about 64% of voters vote Democratic and 36% Republican.
About 92% of adults in 81433 typically vote, above the U.S. average of about 62%. Among adults in 81433, ~59% vote Democratic, ~33% Republican, and ~8% don't vote. The map below shows estimated turnout by block group.
How 81433 compares
Among zip codes within 15 miles, 81433 leans more Democratic than 1 of 3 neighbors.
81433 runs about 18 points more Democratic than Colorado as a whole.
Why 81433 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 81433, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 52% of adults in 81433 hold a bachelor's degree, about 24 points above the U.S. average of 28%.
Park access and Democratic lean
Places with heavy park coverage tend to lean Democratic; 81433, CO sits in the top quarter nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in 81433 looks the way it does
Areas with high high-school completion turn out at higher rates. More than 99% of adults in 81433 have completed high school, about 7 points above the Colorado average of 93%. 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.