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

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

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

 

About 82% of adults in Syosset typically vote, above the U.S. average of about 62%. Among adults in Syosset, ~40% vote Democratic, ~42% Republican, and ~18% don't vote. The map below shows estimated turnout by block group.

How Syosset compares

Among cities within 25 miles, Syosset sits roughly in the middle of the political spectrum, with 101 neighbors leaning further in the place's direction and 126 leaning the other way.

Syosset runs about 14 points more Republican than New York as a whole. New York leans Democratic overall, while Syosset sits closer to the political middle.

Politics vary noticeably by neighborhood within Syosset. The southeast side runs the most Democratic (D+8) and the northwest side runs the most Republican (R+9), a spread of about 17 points.

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

Syosset votes against the grain of New York. New York leans Democratic overall, while Syosset runs about 14 points more Republican.

Food insecurity and voter turnout

Places with low food insecurity tend to turn out at a higher rate; Syosset, NY sits in the bottom tenth nationally on this measure. Food insecurity does not directly drive turnout; it reflects economic hardship, which lines up with lower voting.

Why turnout in Syosset looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Syosset 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 72%, about 12 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 94% of households in Syosset own their home, about 19 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 96% of adults in Syosset have completed high school, above 82% 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.