Mar Lee leans heavily Democratic by roughly 38 points: about 69% of voters vote Democratic and 31% Republican.
About 50% of adults in Mar Lee typically vote, below the U.S. average of about 62%. Among adults in Mar Lee, ~34% vote Democratic, ~16% Republican, and ~50% don't vote. The map below shows estimated turnout by block group.
How Mar Lee compares
Among neighborhoods within 5 miles, Mar Lee leans more Democratic than 11 of 34 neighbors.
Mar Lee runs about 27 points more Democratic than Colorado as a whole.
Why Mar Lee 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 Mar Lee, not a ranked or complete list of what matters most.
Areas with many never-married adults vote Democratic. About 46% of adults in Mar Lee have never been married, about 17 points above the U.S. average of 29%.
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; Mar Lee, Denver, CO sits in the bottom tenth nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Mar Lee looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Mar Lee 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 28%, about 17 points above the Colorado average of 11%. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Harvey Park, Denver, CO D+34
- Westwood, Denver, CO D+39
- Ruby Hill, Denver, CO D+34
- Athmar Park, Denver, CO D+46
- Lasley, Lakewood, CO D+20
- South Alameda, Lakewood, CO D+32
- Barnum, Denver, CO D+51
- Valverde, Denver, CO D+50
- Barnum West, Denver, CO D+40
- Southwestern Denver, Denver, CO D+32
Neighborhoods with Similar Populations
- North Ridge Rosemont, Alexandria, VA D+56
- Davis Lake-Eastfield, Charlotte, NC D+50
- Eagle River Valley, Eagle River, AK D+15
- Samoset, Bradenton, FL D+20
- Ormewood Park-East Atlanta, Atlanta, GA D+67
- King, Portland, OR D+82
- Pershing, Detroit, MI D+86
- Midway, St. Paul, MN D+67
- Mandell, Chicago, IL D+79
- Squirrel Hill North, Pittsburgh, PA D+69
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.