Thousand Oaks is a Democratic stronghold. About 89% of voters here vote Democratic and 11% Republican.
About 83% of adults in Thousand Oaks typically vote, above the U.S. average of about 62%. Among adults in Thousand Oaks, ~74% vote Democratic, ~9% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.
How Thousand Oaks compares
Among neighborhoods within 5 miles, Thousand Oaks leans more Democratic than 10 of 29 neighbors.
Thousand Oaks runs about 57 points more Democratic than California as a whole.
Why Thousand Oaks leans the way it does
This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Thousand Oaks, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 88% of adults in Thousand Oaks hold a bachelor's degree, about 59 points above the U.S. average of 28%. Dense areas vote Democratic, and Thousand Oaks sits in the top fifth on density (more than 99%, above 89% of neighborhoods).
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Thousand Oaks, Berkeley, 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 Thousand Oaks looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Thousand Oaks 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 80%, about 20 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 86% of households in Thousand Oaks own their home, compared to around 48% in nearby neighborhoods. High high-school completion lines up with higher turnout, and about 98% of adults in Thousand Oaks have completed high school, above 87% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Berkeley Hills, Berkeley, CA D+83
- Kensington-San Francisco, Berkeley, CA D+84
- Westbrae, Berkeley, CA D+87
- North Berkeley, Berkeley, CA D+82
- Northwest Berkeley, Berkeley, CA D+82
- Central Berkeley, Berkeley, CA D+84
- Downtown Berkeley, Berkeley, CA D+76
- Richmond Annex, Richmond, CA D+64
- SouthWest Berkeley, Berkeley, CA D+79
- South Berkeley, Berkeley, CA D+79
Neighborhoods with Similar Populations
- Sayler Park, Cincinnati, OH R+18
- Winter Halter, Detroit, MI D+87
- North Village, Cuyahoga Falls, OH D+7
- West End, Greenville, SC D+35
- Northhampton, Converse, TX D+24
- Glenbrook, Vienna, WV R+29
- Almeta-Bonita-Bella Vista, Garland, TX D+15
- Webster Park-Shady Dell, Springfield, MO R+27
- Lincoln Park-Syracuse, Syracuse, NY D+42
- Yankee Hill, Milwaukee, WI D+57
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.