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

Wilton leans heavily Republican by roughly 34 points: about 33% of voters vote Democratic and 67% Republican.

 
Wilton, CA block-group political-lean map
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About 66% of adults in Wilton typically vote, near the U.S. average of about 62%. Among adults in Wilton, ~22% vote Democratic, ~44% Republican, and ~34% don't vote. The map below shows estimated turnout by block group.

Wilton, CA block-group voter-turnout map
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How Wilton compares

Among cities within 25 miles, Wilton leans more Republican than 49 of 65 neighbors.

Wilton runs about 54 points more Republican than California as a whole. California leans Democratic overall, while Wilton is one of the few Republican-leaning pockets.

Politics vary noticeably by neighborhood within Wilton. The southwest side is the most Republican-leaning (R+42) and the northwest side is the least Republican-leaning (R+28), a spread of about 14 points.

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

Wilton votes against the grain of California. California leans Democratic overall, while Wilton runs about 54 points more Republican. A high family-household share predicts Republican voting, and about 80% of households in Wilton are family households, above 90% of cities.

Walkability and Republican lean

Places with a low walkability score tend to lean Republican; Wilton, CA sits below the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.

Why turnout in Wilton looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Wilton is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 70%, about 10 points above the U.S. average of 60%. 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.