South Wedge, Rochester, NY Political Map | Democrat & Republican Areas in South Wedge

South Wedge is a Democratic stronghold. About 85% of voters here vote Democratic and 15% Republican.

 
South Wedge, Rochester, NY block-group political-lean map
Click the map to explore
D+100 D+50 Even R+50 R+100
More liberal More conservative

About 42% of adults in South Wedge typically vote, below the U.S. average of about 62%. Among adults in South Wedge, ~36% vote Democratic, ~6% Republican, and ~58% don't vote. The map below shows estimated turnout by block group.

South Wedge, Rochester, NY block-group voter-turnout map
Click the map to explore
0% 50% 100%
Lower turnout Higher turnout
Colorblind friendly off

How South Wedge compares

Among neighborhoods within 5 miles, South Wedge leans more Democratic than 22 of 27 neighbors.

South Wedge runs about 57 points more Democratic than New York as a whole.

Politics vary noticeably by block within South Wedge. The south side is the most Democratic-leaning (D+74) and the west side is the least Democratic-leaning (D+64), a spread of about 10 points.

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

Areas with many never-married adults vote Democratic. About 50% of adults in South Wedge have never been married, modestly above similar-sized neighborhoods (around 41%).

Walkability and Democratic lean

Places with a highly walkable street grid tend to lean Democratic; South Wedge, Rochester, NY sits in the top quarter 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 South Wedge looks the way it does

Renters vote less often than owners. About 89% of households in South Wedge rent, about 64 points above the U.S. average of 25%. 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 New York State Board of 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.