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

Angwin leans Democratic by roughly 26 points: about 63% of voters vote Democratic and 37% Republican.

 
Angwin, CA block-group political-lean map
Click the map to explore
D+100 D+50 Even R+50 R+100
More liberal More conservative

About 55% of adults in Angwin typically vote, below the U.S. average of about 62%. Among adults in Angwin, ~35% vote Democratic, ~21% Republican, and ~44% don't vote. The map below shows estimated turnout by block group.

Angwin, CA block-group voter-turnout map
Click the map to explore
0% 50% 100%
Lower turnout Higher turnout
Colorblind friendly off

How Angwin compares

Among cities within 25 miles, Angwin leans more Democratic than 16 of 38 neighbors.

Angwin runs about 6 points more Democratic than California as a whole.

Politics vary noticeably by neighborhood within Angwin. The southwest side is the most Democratic-leaning (D+27) and the northeast side is the least Democratic-leaning (D+3), a spread of about 24 points.

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

Areas with high college attainment vote Democratic. About 55% of adults in Angwin hold a bachelor's degree, about 27 points above the U.S. average of 28%. Density combined with diversity predicts Democratic voting, and non-Hispanic white share in Angwin is about 57%, about 16 points below the U.S. average of 72%. A high never-married share predicts Democratic voting, and about 50% of adults in Angwin have never been married, above 98% of cities.

Never-married share, developed land, and voter turnout

Places that combine a never-married-heavy adult population and a heavily developed built environment tend to turn out at a lower rate, as Angwin, CA does.

Why turnout in Angwin looks the way it does

Renters vote less often than owners. About 33% of households in Angwin rent, about 8 points above the U.S. average of 25%. Crowded housing lines up with lower turnout, and about 6% of homes in Angwin have more than one occupant per room, above 91% of cities. Learn more about the findings and methodology on the political spectrum map.

Cities with Similar Populations

Home Services

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.