Lyell-Otis, Rochester, NY Political Map | Democrat & Republican Areas in Lyell-Otis

Lyell-Otis leans heavily Democratic by roughly 50 points: about 75% of voters vote Democratic and 25% Republican.

 
Lyell-Otis, Rochester, NY block-group political-lean map
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About 41% of adults in Lyell-Otis typically vote, below the U.S. average of about 62%. Among adults in Lyell-Otis, ~31% vote Democratic, ~10% Republican, and ~59% don't vote. The map below shows estimated turnout by block group.

Lyell-Otis, Rochester, NY block-group voter-turnout map
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How Lyell-Otis compares

Among neighborhoods within 5 miles, Lyell-Otis leans more Democratic than 2 of 25 neighbors.

Lyell-Otis runs about 37 points more Democratic than New York as a whole.

Politics vary noticeably by block within Lyell-Otis. The east side is the most Democratic-leaning (D+57) and the southwest side is the least Democratic-leaning (D+36), a spread of about 21 points.

Why Lyell-Otis 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 Lyell-Otis, not a ranked or complete list of what matters most.

Density combined with diversity predicts Democratic voting. Non-Hispanic white share in Lyell-Otis is about 26%, about 47 points below the U.S. average of 72%. A high never-married share predicts Democratic voting, and about 59% of adults in Lyell-Otis have never been married, above 92% of neighborhoods.

Population density and Democratic lean

Places with high population density tend to lean Democratic; Lyell-Otis, Rochester, NY sits in the top quarter nationally on this measure.

Why turnout in Lyell-Otis looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Lyell-Otis 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 42%, about 22 points below the New York average of 64%. High food insecurity lines up with lower turnout, and about 43% of adults in Lyell-Otis report food insecurity, above 95% of neighborhoods. Low high-school completion lines up with lower turnout, and about 71% of adults in Lyell-Otis have completed high school, below 94% of neighborhoods. 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.