Mentone, CA Political Map | Democrat & Republican Areas in Mentone

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

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

 

About 56% of adults in Mentone typically vote, below the U.S. average of about 62%. Among adults in Mentone, ~23% vote Democratic, ~33% Republican, and ~44% don't vote. The map below shows estimated turnout by block group.

How Mentone compares

Among cities within 25 miles, Mentone leans more Republican than 37 of 63 neighbors.

Mentone runs about 39 points more Republican than California as a whole. California leans Democratic overall, while Mentone is one of the few Republican-leaning pockets.

Politics vary noticeably by neighborhood within Mentone. The southeast side is the most Republican-leaning (R+39) and the northwest side is the least Republican-leaning (R+10), a spread of about 29 points.

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

Mentone votes Republican even though it is densely developed (about 69%, modestly above the California average of 58%). State and regional patterns outweigh the Democratic lean that density usually predicts here. Mentone runs against the grain of California, a Republican-leaning pocket in a Democratic-leaning state.

Cancer-screening access and voter turnout

Places with low colon-cancer-screening access tend to turn out at a lower rate; Mentone, CA sits in the bottom tenth nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.

Why turnout in Mentone looks the way it does

Renters vote less often than owners. About 31% of households in Mentone rent, about 6 points above the U.S. average of 25%. 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.