Mountain Mesa, CA Political Map | Democrat & Republican Areas in Mountain Mesa

Mountain Mesa leans heavily Republican by roughly 46 points: about 27% of voters vote Democratic and 73% Republican.

 
Mountain Mesa, CA block-group political-lean map
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About 58% of adults in Mountain Mesa typically vote, near the U.S. average of about 62%. Among adults in Mountain Mesa, ~16% vote Democratic, ~42% Republican, and ~42% don't vote. The map below shows estimated turnout by block group.

Mountain Mesa, CA block-group voter-turnout map
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How Mountain Mesa compares

Among cities within 25 miles, Mountain Mesa leans more Republican than 11 of 13 neighbors.

Mountain Mesa runs about 67 points more Republican than California as a whole. California leans Democratic overall, while Mountain Mesa is one of the few Republican-leaning pockets.

Why Mountain Mesa 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 Mountain Mesa, not a ranked or complete list of what matters most.

Areas with low college attainment vote Republican. About 10% of adults in Mountain Mesa hold a bachelor's degree, about 25 points below the California average of 35%. Mountain Mesa runs against the grain of California, a Republican-leaning pocket in a Democratic-leaning state.

Food insecurity and voter turnout

Places with high food insecurity tend to turn out at a lower rate; Mountain Mesa, CA sits in the top quarter nationally on this measure. Food insecurity does not directly drive turnout; it reflects economic hardship, which lines up with lower voting.

Why turnout in Mountain Mesa looks the way it does

Areas with high food insecurity turn out at lower rates. About 20% of adults in Mountain Mesa report food insecurity, above 81% of cities. Learn more about the findings and methodology on the political spectrum map.

Cities with Similar Populations

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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.