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

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

Crockett leans heavily Democratic by roughly 40 points: about 70% of voters vote Democratic and 30% Republican.

 

About 62% of adults in Crockett typically vote, near the U.S. average of about 62%. Among adults in Crockett, ~43% vote Democratic, ~19% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.

How Crockett compares

Among cities within 25 miles, Crockett leans more Democratic than 29 of 71 neighbors.

Crockett runs about 20 points more Democratic than California as a whole.

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

Dense areas vote Democratic. About 38% of residents in Crockett live in densely developed areas, above 83% of cities. High college attainment predicts Democratic voting, and Crockett sits in the top quarter (about 33%, above 80% of cities). A high never-married share predicts Democratic voting, and about 33% of adults in Crockett have never been married, above 82% of cities.

Walkability and Democratic lean

Places with a highly walkable street grid tend to lean Democratic; Crockett, 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 Crockett looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Crockett 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.