Montebello leans heavily Democratic by roughly 46 points: about 73% of voters vote Democratic and 27% Republican.
About 46% of adults in Montebello typically vote, below the U.S. average of about 62%. Among adults in Montebello, ~34% vote Democratic, ~12% Republican, and ~54% don't vote. The map below shows estimated turnout by block group.
How Montebello compares
Among neighborhoods within 5 miles, Montebello leans more Democratic than 13 of 14 neighbors.
Montebello runs about 35 points more Democratic than Colorado as a whole.
Politics vary noticeably by block within Montebello. The west side is the most Democratic-leaning (D+53) and the north side is the least Democratic-leaning (D+38), a spread of about 16 points.
Why Montebello leans the way it does
This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Montebello, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in Montebello live in densely developed areas, about 64 points above the U.S. average of 36%.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Montebello, Denver, CO sits in the top tenth nationally on this measure.
Why turnout in Montebello looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Montebello 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 29%, about 17 points above the Colorado average of 11%. Low high-school completion lines up with lower turnout, and about 71% of adults in Montebello have completed high school, below 94% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Morris Heights, Aurora, CO D+35
- Sable Altura Chambers, Aurora, CO D+24
- Stapleton, Denver, CO D+56
- Gateway-Green Valley Ranch, Denver, CO D+40
- North Aurora, Aurora, CO D+39
- Denver International Airport, Denver, CO D+45
- Jewell Heights-Hoffman Heights, Aurora, CO D+37
- Chambers Heights, Aurora, CO D+28
- Laredo Highline, Aurora, CO D+28
- Delmar Parkway, Aurora, CO D+32
Neighborhoods with Similar Populations
- La Habra City, La Habra, CA D+7
- Echo Park, Los Angeles, CA D+60
- Millard, Omaha, NE Even
- Westwood, Cincinnati, OH D+46
- Los Feliz, Los Angeles, CA D+64
- South Dallas Fair Park, Dallas, TX D+76
- Belmont, Philadelphia, PA D+85
- Eastside Enact, Tacoma, WA D+32
- Montecito Heights, Los Angeles, CA D+42
- Juniata Park-Feltonville, Philadelphia, PA D+44
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.