Marcellus, NY Political Map | Democrat & Republican Areas in Marcellus

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

Marcellus is a true toss-up. About 51% of voters here vote Democratic and 49% Republican.

 

About 85% of adults in Marcellus typically vote, above the U.S. average of about 62%. Among adults in Marcellus, ~43% vote Democratic, ~42% Republican, and ~15% don't vote. The map below shows estimated turnout by block group.

How Marcellus compares

Among cities within 25 miles, Marcellus sits roughly in the middle of the political spectrum, with 95 neighbors leaning further in the place's direction and 23 leaning the other way.

Marcellus runs about 10 points more Republican than New York as a whole.

Politics vary noticeably by neighborhood within Marcellus. The north side runs the most Democratic (D+7) and the southeast side runs the most Republican (R+10), a spread of about 17 points.

Why Marcellus leans the way it does

This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Marcellus, not a ranked or complete list of what matters most.

Density pulls a place toward Democrats and a high white share pulls it toward Republicans. In Marcellus the two roughly cancel.

Population density and Democratic lean

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

Why turnout in Marcellus looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Marcellus is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 73%, about 13 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in Marcellus have completed high school, above 88% of cities. 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.