North San Ysidro is a true toss-up. About 52% of voters here vote Democratic and 48% Republican.
About 56% of adults in North San Ysidro typically vote, below the U.S. average of about 62%. Among adults in North San Ysidro, ~29% vote Democratic, ~27% Republican, and ~44% don't vote. The map below shows estimated turnout by block group.
How North San Ysidro compares
Among cities within 25 miles, North San Ysidro leans more Democratic than 3 of 32 neighbors.
Politically, North San Ysidro sits close to the rest of New Mexico.
Politics vary noticeably by neighborhood within North San Ysidro. The south side runs the most Democratic (D+29) and the northwest side runs the most Republican (R+4), a spread of about 33 points.
Why North San Ysidro leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in North San Ysidro. The lean here lands roughly where demographic data alone would predict.
High-school completion, uninsured rate, and voter turnout
Places that combine low high-school-completion share and a high uninsured rate tend to turn out at a lower rate, as North San Ysidro, NM does.
Why turnout in North San Ysidro looks the way it does
Areas with limited routine healthcare access turn out at lower rates. North San Ysidro is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. High food insecurity lines up with lower turnout, and about 21% of adults in North San Ysidro report food insecurity, above 82% of cities. Low high-school completion lines up with lower turnout, and about 75% of adults in North San Ysidro have completed high school, below 96% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Ilfeld, NM Even
- Soham, NM D+8
- San Jose, NM D+13
- Rowe, NM D+21
- El Ancon, NM D+8
- Ribera, NM D+31
- Pecos, NM D+15
- Gonzales Ranch, NM D+27
- Pueblo, NM D+31
- San Pablo, NM D+23
Cities with Similar Populations
- Hurdsfield, ND R+62
- Tusquitee, NC R+47
- Stark, KY R+62
- Frankclay, MO R+61
- Fort Stanton, NM R+41
- Hager, WV R+63
- Donegal Springs, PA R+34
- Hadley, IL R+64
- Diamond Springs, KS R+59
- Roxanna, OH R+45
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.