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

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

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

 

About 39% of adults in South Marketview Heights typically vote, below the U.S. average of about 62%. Among adults in South Marketview Heights, ~33% vote Democratic, ~6% Republican, and ~61% don't vote. The map below shows estimated turnout by block group.

How South Marketview Heights compares

Among neighborhoods within 5 miles, South Marketview Heights leans more Democratic than 23 of 27 neighbors.

South Marketview Heights runs about 58 points more Democratic than New York as a whole.

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

Dense areas vote Democratic. More than 99% of residents in South Marketview Heights live in densely developed areas, about 64 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 58% of adults in South Marketview Heights have never been married, above 91% of neighborhoods.

Walkability and Democratic lean

Places with a highly walkable street grid tend to lean Democratic; South Marketview Heights, 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 Marketview Heights looks the way it does

Areas with limited routine healthcare access turn out at lower rates. South Marketview Heights is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 41%, about 23 points below the New York average of 64%. Renters vote less often than owners, and about 78% of households in South Marketview Heights rent, about 53 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 45% of adults in South Marketview Heights report food insecurity, above 96% 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 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.