Miller Place leans Republican by roughly 26 points: about 37% of voters vote Democratic and 63% Republican.
About 83% of adults in Miller Place typically vote, above the U.S. average of about 62%. Among adults in Miller Place, ~31% vote Democratic, ~52% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.
How Miller Place compares
Among cities within 25 miles, Miller Place leans more Republican than 96 of 106 neighbors.
Miller Place runs about 39 points more Republican than New York as a whole. New York leans Democratic overall, while Miller Place is one of the few Republican-leaning pockets.
Politics vary noticeably by neighborhood within Miller Place. The south side is the most Republican-leaning (R+32) and the northwest side is the least Republican-leaning (R+22), a spread of about 10 points.
Why Miller Place 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 Miller Place, not a ranked or complete list of what matters most.
Miller Place votes Republican even though it is densely developed (about 74%, far above the New York average of 36%). State and regional patterns outweigh the Democratic lean that density usually predicts here. A high family-household share predicts Republican voting, and about 76% of households in Miller Place are family households, above 79% of cities. Miller Place runs against the grain of New York, a Republican-leaning pocket in a Democratic-leaning state.
Food insecurity and voter turnout
Places with low food insecurity tend to turn out at a higher rate; Miller Place, 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 Miller Place looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Miller Place 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 71%, about 11 points above the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Sound Beach, NY R+15
- Mount Sinai, NY R+24
- Rocky Point, NY R+24
- Port Jefferson Station, NY R+15
- Port Jefferson, NY D+11
- Terryville, NY R+21
- Coram, NY Even
- Belle Terre, NY R+4
- Middle Island, NY R+3
- Shoreham, NY R+24
Cities with Similar Populations
- Whiting, IN D+7
- River Forest, IL D+55
- Latonia, KY R+17
- Garden Acres, CA D+15
- New Brighton, PA R+21
- Gilbert, SC R+61
- Church Point, LA R+48
- Schiller Park, IL R+13
- Norton, OH R+25
- Lake Morton-Berrydale, WA D+6
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.