Riverview-Santa Ana leans Democratic by roughly 28 points: about 64% of voters vote Democratic and 36% Republican.
About 37% of adults in Riverview-Santa Ana typically vote, below the U.S. average of about 62%. Among adults in Riverview-Santa Ana, ~24% vote Democratic, ~13% Republican, and ~63% don't vote. The map below shows estimated turnout by block group.
How Riverview-Santa Ana compares
Among neighborhoods within 5 miles, Riverview-Santa Ana leans more Democratic than 17 of 32 neighbors.
Riverview-Santa Ana runs about 7 points more Democratic than California as a whole.
Politics vary noticeably by block within Riverview-Santa Ana. The north side is the most Democratic-leaning (D+33) and the west side is the least Democratic-leaning (D+22), a spread of about 12 points.
Why Riverview-Santa Ana 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 Riverview-Santa Ana, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in Riverview-Santa Ana live in densely developed areas, about 64 points above the U.S. average of 36%.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Riverview-Santa Ana, Santa Ana, CA sits in the top quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Riverview-Santa Ana looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Riverview-Santa Ana is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Crowded housing lines up with lower turnout, and about 34% of homes in Riverview-Santa Ana have more than one occupant per room, in the top fraction of neighborhoods. Low high-school completion lines up with lower turnout, and about 70% of adults in Riverview-Santa Ana have completed high school, below 94% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Artesia Pilar, Santa Ana, CA D+31
- Washington Square, Santa Ana, CA D+24
- Floral Park, Santa Ana, CA D+26
- Flower Park, Santa Ana, CA D+20
- Santa Anita, Santa Ana, CA D+22
- Central City Santa Ana, Santa Ana, CA D+32
- Park Santiago, Santa Ana, CA D+22
- Windsor Village North, Santa Ana, CA D+24
- Pico-Lowell, Santa Ana, CA D+34
- Henninger Park, Santa Ana, CA D+32
Neighborhoods with Similar Populations
- North Leg, Augusta, GA D+50
- Perry North, Pittsburgh, PA D+47
- Lancaster Historic District, Lancaster, OH R+15
- West End, Concord, NH D+48
- Spring Isle, Alafaya, FL D+11
- Seven Eagles, Charlotte, NC D+14
- Deer Park, Louisville, KY D+61
- University Park-Jacksonville, Jacksonville, FL D+26
- Waverly Hills, Arlington, VA D+49
- Douglas Acres, Des Moines, IA D+4
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.