Nassau Shores, East Massapequa, NY Political Map | Democrat & Republican Areas in Nassau Shores

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

Nassau Shores leans heavily Republican by roughly 32 points: about 34% of voters vote Democratic and 66% Republican.

 

About 87% of adults in Nassau Shores typically vote, above the U.S. average of about 62%. Among adults in Nassau Shores, ~30% vote Democratic, ~57% Republican, and ~13% don't vote. The map below shows estimated turnout by block group.

How Nassau Shores compares

Nassau Shores sits in a sparsely populated area with few comparable neighborhoods nearby.

Nassau Shores runs about 46 points more Republican than New York as a whole. New York leans Democratic overall, while Nassau Shores is one of the few Republican-leaning pockets.

Politics vary noticeably by block within Nassau Shores. The west side is the most Republican-leaning (R+39) and the northeast side is the least Republican-leaning (R+19), a spread of about 20 points.

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

Nassau Shores votes against the grain of New York. New York leans Democratic overall, while Nassau Shores runs about 46 points more Republican. A high family-household share predicts Republican voting, and about 88% of households in Nassau Shores are family households, above 95% of neighborhoods.

Preventive-care access and voter turnout

Places with strong routine preventive-care access tend to turn out at a higher rate; Nassau Shores, East Massapequa, NY sits in the top tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.

Why turnout in Nassau Shores looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Nassau Shores 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 76%, about 16 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 96% of households in Nassau Shores own their home, about 21 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 98% of adults in Nassau Shores have completed high school, above 85% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.

All Local Stats

Home Services

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.