Downtown North San Jose, Palo Alto, CA Political Map | Democrat & Republican Areas in Downtown North San Jose

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

Downtown North San Jose is a Democratic stronghold. About 82% of voters here vote Democratic and 18% Republican.

 

About 59% of adults in Downtown North San Jose typically vote, near the U.S. average of about 62%. Among adults in Downtown North San Jose, ~49% vote Democratic, ~11% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.

How Downtown North San Jose compares

Among neighborhoods within 5 miles, Downtown North San Jose leans more Democratic than 16 of 21 neighbors.

Downtown North San Jose runs about 44 points more Democratic than California as a whole.

Politics vary noticeably by block within Downtown North San Jose. The north side is the most Democratic-leaning (D+72) and the southeast side is the least Democratic-leaning (D+59), a spread of about 13 points.

Why Downtown North San Jose 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 Downtown North San Jose, not a ranked or complete list of what matters most.

Dense areas vote Democratic. More than 99% of residents in Downtown North San Jose live in densely developed areas, about 64 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Downtown North San Jose sits in the top quarter (about 70%, above 91% of neighborhoods).

Paved land cover and Democratic lean

Places with extensive paved surfaces tend to lean Democratic; Downtown North San Jose, Palo Alto, CA sits in the top quarter nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.

Why turnout in Downtown North San Jose looks the way it does

Renters vote less often than owners. About 73% of households in Downtown North San Jose rent, about 48 points above the U.S. average of 25%. Strong routine healthcare access lines up with higher turnout, and Downtown North San Jose sits in the top quarter on routine-care measures. Crowded housing lines up with lower turnout, and about 8% of homes in Downtown North San Jose have more than one occupant per room, above 88% of neighborhoods. 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.