Alamosa leans Democratic by roughly 24 points: about 62% of voters vote Democratic and 38% Republican.
About 48% of adults in Alamosa typically vote, below the U.S. average of about 62%. Among adults in Alamosa, ~30% vote Democratic, ~18% Republican, and ~52% don't vote. The map below shows estimated turnout by block group.
How Alamosa compares
Among neighborhoods within 5 miles, Alamosa leans more Democratic than 11 of 16 neighbors.
Alamosa runs about 19 points more Democratic than New Mexico as a whole.
Why Alamosa leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Alamosa. The lean here lands roughly where demographic data alone would predict.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; Alamosa, Albuquerque, NM sits in the bottom quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Alamosa looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Alamosa 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 25%, about 9 points above the New Mexico average of 16%. High food insecurity lines up with lower turnout, and about 32% of adults in Alamosa report food insecurity, above 85% of neighborhoods. Low high-school completion lines up with lower turnout, and about 79% of adults in Alamosa have completed high school, below 87% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- West Mesa, Albuquerque, NM D+24
- South Atrisco, South Valley, NM D+20
- Los Volcanes, Albuquerque, NM D+15
- Avalon, Albuquerque, NM D+17
- Westgate Vecinos, Albuquerque, NM D+19
- Laurelwood, Albuquerque, NM D+18
- SR Marmon, Albuquerque, NM D+13
- Parkway, Albuquerque, NM D+6
- Westgate Hts, Albuquerque, NM D+16
- Tierra Oeste, Albuquerque, NM D+15
Neighborhoods with Similar Populations
- Kutzky Park, Rochester, MN D+41
- United Westwood, San Antonio, TX D+28
- Claremont, Berkeley, CA D+81
- Melrose Park, Fort Lauderdale, FL D+65
- Ken Caryl Ranch Plains, Ken Caryl, CO D+11
- Old Hill, Springfield, MA D+55
- Pines Village, New Orleans, LA D+87
- Southside, Nashville, TN D+74
- Dutchtown, Rochester, NY D+56
- Loch Raven Manor, Towson, MD D+46
Sources and methodology
Precinct-level voting records used to fit the model come from New Mexico Secretary of State, Bureau of 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.