80233 leans slightly Democratic by roughly 10 points: about 55% of voters vote Democratic and 45% Republican.
About 68% of adults in 80233 typically vote, above the U.S. average of about 62%. Among adults in 80233, ~37% vote Democratic, ~31% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How 80233 compares
Among zip codes within 15 miles, 80233 leans more Democratic than 10 of 57 neighbors.
Politically, 80233 sits close to the rest of Colorado.
Politics vary noticeably by block within 80233. The northwest side is the most Democratic-leaning (D+17) and the southeast side is the least Democratic-leaning (D+5), a spread of about 12 points.
Why 80233 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 80233, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 96% of residents in 80233 live in densely developed areas, about 60 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 35% of adults in 80233 have never been married, above 79% of zip codes.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 80233, CO sits in the top tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 80233 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 80233 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. 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.