Dona Ana leans Republican by roughly 16 points: about 42% of voters vote Democratic and 58% Republican.
About 58% of adults in Dona Ana typically vote, near the U.S. average of about 62%. Among adults in Dona Ana, ~24% vote Democratic, ~34% Republican, and ~42% don't vote. The map below shows estimated turnout by block group.
How Dona Ana compares
Among cities within 25 miles, Dona Ana leans more Republican than 13 of 14 neighbors.
Dona Ana runs about 23 points more Republican than New Mexico as a whole. New Mexico leans Democratic overall, while Dona Ana is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Dona Ana. The northeast side is the most Republican-leaning (R+23) and the east side is the least Republican-leaning (R+5), a spread of about 18 points.
Why Dona Ana leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Dona Ana, not a ranked or complete list of what matters most.
Dona Ana votes Republican even though it is densely developed (about 32%, modestly above the New Mexico average of 18%). State and regional patterns outweigh the Democratic lean that density usually predicts here. Dona Ana runs against the grain of New Mexico, a Republican-leaning pocket in a Democratic-leaning state.
High-school completion, developed land, and voter turnout
Places that combine low high-school-completion share and a heavily developed built environment tend to turn out at a lower rate, as Dona Ana, NM does.
Why turnout in Dona Ana looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Dona Ana is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Las Cruces, NM D+5
- Mesilla, NM D+8
- Spaceport City, NM R+17
- Mesilla Park, NM D+19
- Organ, NM R+11
- Radium Springs, NM R+15
- Santo Tomas, NM R+4
- Fairacres, NM R+20
- San Miguel, NM Even
- La Mesa, NM Even
Cities with Similar Populations
- Urich, MO R+66
- Presque Isle, WI R+21
- Avery, CA R+8
- West Point, MN R+45
- Venedocia, OH R+72
- Bowersville, OH R+70
- Saratoga, NC Even
- Sumner, TX R+77
- Richland, NY R+48
- Walcott, AR R+70
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.