Ruby Hill, Denver, CO Political Map | Democrat & Republican Areas in Ruby Hill

Ruby Hill leans heavily Democratic by roughly 34 points: about 67% of voters vote Democratic and 33% Republican.

 
Ruby Hill, Denver, CO block-group political-lean map
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About 54% of adults in Ruby Hill typically vote, below the U.S. average of about 62%. Among adults in Ruby Hill, ~36% vote Democratic, ~18% Republican, and ~46% don't vote. The map below shows estimated turnout by block group.

Ruby Hill, Denver, CO block-group voter-turnout map
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How Ruby Hill compares

Among neighborhoods within 5 miles, Ruby Hill leans more Democratic than 6 of 33 neighbors.

Ruby Hill runs about 23 points more Democratic than Colorado as a whole.

Why Ruby Hill 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 Ruby Hill, not a ranked or complete list of what matters most.

Dense areas vote Democratic. More than 99% of residents in Ruby Hill 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; Ruby Hill, Denver, CO sits in the top quarter nationally on this measure.

Why turnout in Ruby Hill looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Ruby Hill is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 50%, about 13 points below the Colorado average of 63%. Low high-school completion lines up with lower turnout, and about 68% of adults in Ruby Hill have completed high school, below 96% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.

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.