Southport leans Republican by roughly 20 points: about 40% of voters vote Democratic and 60% Republican.
About 63% of adults in Southport typically vote, near the U.S. average of about 62%. Among adults in Southport, ~25% vote Democratic, ~38% Republican, and ~37% don't vote. The map below shows estimated turnout by block group.
How Southport compares
Among cities within 25 miles, Southport leans more Republican than 15 of 108 neighbors.
Southport runs about 33 points more Republican than New York as a whole. New York leans Democratic overall, while Southport is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Southport. The southwest side is the most Republican-leaning (R+27) and the south side is the least Republican-leaning (R+13), a spread of about 14 points.
Why Southport 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 Southport, not a ranked or complete list of what matters most.
Southport votes Republican even though it is densely developed (about 61%, well above the New York average of 36%). State and regional patterns outweigh the Democratic lean that density usually predicts here. Southport runs against the grain of New York, a Republican-leaning pocket in a Democratic-leaning state.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Southport, NY sits in the top quarter nationally on this measure.
Why turnout in Southport looks the way it does
Turnout in Southport sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Elmira, NY D+3
- West Elmira, NY D+2
- Pine City, NY R+33
- Wellsburg, NY R+41
- Elmira Heights, NY R+19
- Lowman, NY R+51
- Fassett, PA R+60
- North Chemung, NY R+52
- Gillett, PA R+60
- Horseheads, NY R+19
Cities with Similar Populations
- Cold Spring, KY R+25
- Fairview, NY D+16
- Peotone, IL R+35
- Mira Monte, CA D+22
- Pisgah Forest, NC R+23
- Kingsford, MI R+19
- Calvert City, KY R+54
- Woods Creek, WA R+24
- Saranac Lake, NY D+26
- Gun Barrel City, TX R+60
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.