Jomacha-Lomita leans Democratic by roughly 30 points: about 65% of voters vote Democratic and 35% Republican.
About 54% of adults in Jomacha-Lomita typically vote, below the U.S. average of about 62%. Among adults in Jomacha-Lomita, ~35% vote Democratic, ~19% Republican, and ~46% don't vote. The map below shows estimated turnout by block group.
How Jomacha-Lomita compares
Among neighborhoods within 5 miles, Jomacha-Lomita leans more Democratic than 6 of 24 neighbors.
Jomacha-Lomita runs about 9 points more Democratic than California as a whole.
Politics vary noticeably by block within Jomacha-Lomita. The southwest side is the most Democratic-leaning (D+43) and the east side is the least Democratic-leaning (D+20), a spread of about 23 points.
Why Jomacha-Lomita 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 Jomacha-Lomita, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in Jomacha-Lomita live in densely developed areas, about 64 points above the U.S. average of 36%.
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 Jomacha-Lomita, San Diego, CA does.
Why turnout in Jomacha-Lomita looks the way it does
Crowded housing lines up with lower turnout. About 9% of homes in Jomacha-Lomita have more than one occupant per room, above 89% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Sky Line, San Diego, CA D+33
- Bay Terraces, San Diego, CA D+20
- Encanto, San Diego, CA D+29
- Alta Vista, San Diego, CA D+20
- Emerald Hills, San Diego, CA D+45
- Valencia Park, San Diego, CA D+45
- Oak Park, San Diego, CA D+30
- Darnall, San Diego, CA D+31
- Paradise Hills, San Diego, CA D+21
- Lincoln Park, San Diego, CA D+40
Neighborhoods with Similar Populations
- University District, Cleveland, OH D+73
- Grant Hill, San Diego, CA D+42
- Mesa, Santa Barbara, CA D+52
- Argay, Portland, OR D+30
- South Central Improvemen, Wichita, KS D+12
- Bond Hill, Cincinnati, OH D+72
- Ben Hill, Atlanta, GA D+83
- Fassnight, Springfield, MO D+7
- Clifton, Cincinnati, OH D+68
- Hayward Highland, Hayward, CA D+41
All Local Stats
Home Services
Sources and methodology
Precinct-level voting records used to fit the model come from California 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.