Moreno Valley, CA Political Map | Democrat & Republican Areas in Moreno Valley

By the BestNeighborhood data science team. Last updated May 2026.

Moreno Valley leans Democratic by roughly 18 points: about 59% of voters vote Democratic and 41% Republican.

 

About 43% of adults in Moreno Valley typically vote, below the U.S. average of about 62%. Among adults in Moreno Valley, ~26% vote Democratic, ~18% Republican, and ~56% don't vote. The map below shows estimated turnout by block group.

How Moreno Valley compares

Among cities within 25 miles, Moreno Valley leans more Democratic than 74 of 75 neighbors.

Politically, Moreno Valley sits close to the rest of California.

Politics vary noticeably by neighborhood within Moreno Valley. The west side runs the most Democratic (D+24) and the northeast side runs the most Republican (R+2), a spread of about 26 points.

Why Moreno Valley 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 Moreno Valley, not a ranked or complete list of what matters most.

Dense areas vote Democratic. About 89% of residents in Moreno Valley live in densely developed areas, about 52 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 45% of adults in Moreno Valley have never been married, above 96% of cities.

Walkability and Democratic lean

Places with a highly walkable street grid tend to lean Democratic; Moreno Valley, CA sits in the top tenth 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 Moreno Valley looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Moreno Valley is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Renters vote less often than owners, and about 35% of households in Moreno Valley rent, above 91% of cities. High food insecurity lines up with lower turnout, and about 27% of adults in Moreno Valley report food insecurity, above 93% of cities. Learn more about the findings and methodology on the political spectrum map.

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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.