Westside Development, Tucson, AZ Political Map | Democrat & Republican Areas in Westside Development

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

 
Westside Development, Tucson, AZ block-group political-lean map
Click the map to explore
D+100 D+50 Even R+50 R+100
More liberal More conservative

About 60% of adults in Westside Development typically vote, near the U.S. average of about 62%. Among adults in Westside Development, ~38% vote Democratic, ~22% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.

Westside Development, Tucson, AZ block-group voter-turnout map
Click the map to explore
0% 50% 100%
Lower turnout Higher turnout
Colorblind friendly off

How Westside Development compares

Among neighborhoods within 5 miles, Westside Development is the least Democratic-leaning.

Westside Development runs about 32 points more Democratic than Arizona as a whole. Arizona leans Republican overall, while Westside Development is one of the few Democratic-leaning pockets.

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

Westside Development votes against the grain of Arizona. Arizona leans Republican overall, while Westside Development runs about 32 points more Democratic.

High-school completion, uninsured rate, and voter turnout

Places that combine low high-school-completion share and a high uninsured rate tend to turn out at a lower rate, as Westside Development, Tucson, AZ does.

Why turnout in Westside Development looks the way it does

Turnout in Westside Development sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.

Sources and methodology

Precinct-level voting records used to fit the model come from Arizona 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.