Commerce City is a true toss-up. About 52% of voters here vote Democratic and 48% Republican.
About 68% of adults in Commerce City typically vote, above the U.S. average of about 62%. Among adults in Commerce City, ~35% vote Democratic, ~33% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How Commerce City compares
Among cities within 25 miles, Commerce City leans more Democratic than 23 of 63 neighbors.
Commerce City runs about 7 points more Republican than Colorado as a whole.
Politics vary noticeably by neighborhood within Commerce City. The south side runs the most Democratic (D+18) and the southeast side runs the most Republican (R+48), a spread of about 66 points.
Why Commerce City leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Commerce City. 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; Commerce City, CO sits in the top tenth nationally on this measure.
Why turnout in Commerce City looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Commerce City is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The uninsured rate here is about 20%, about 9 points above the Colorado average of 11%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Henderson, CO R+2
- Derby, CO D+13
- Thornton, CO D+12
- Brighton, CO R+5
- Welby, CO D+16
- Northglenn, CO D+12
- North Washington, CO Even
- Sherrelwood, CO D+22
- Todd Creek, CO R+30
- Federal Heights, CO D+18
Cities with Similar Populations
- Grand Island, NE R+22
- San Jacinto, CA R+3
- Four Corners, FL R+6
- Statesboro, GA D+4
- Punta Gorda, FL R+33
- Culver City, CA D+51
- Kernersville, NC R+14
- Yucaipa, CA R+29
- Holladay, UT D+24
- Horizon West, FL R+7
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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.