Hutchinson Island South leans Republican by roughly 26 points: about 37% of voters vote Democratic and 63% Republican.
About 85% of adults in Hutchinson Island South typically vote, above the U.S. average of about 62%. Among adults in Hutchinson Island South, ~31% vote Democratic, ~53% Republican, and ~16% don't vote. The map below shows estimated turnout by block group.
How Hutchinson Island South compares
Among cities within 25 miles, Hutchinson Island South leans more Republican than 10 of 22 neighbors.
Hutchinson Island South runs about 14 points more Republican than Florida as a whole.
Politics vary noticeably by neighborhood within Hutchinson Island South. The northeast side is the most Republican-leaning (R+44) and the east side is the least Republican-leaning (R+22), a spread of about 22 points.
Why Hutchinson Island South 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 Hutchinson Island South, not a ranked or complete list of what matters most.
Hutchinson Island South votes Republican even though it is densely developed (about 71%, modestly above the Florida average of 57%). Here an older population outweighs the Democratic lean that density usually predicts.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; Hutchinson Island South, FL sits in the top quarter 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 Hutchinson Island South looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Hutchinson Island South 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 68%, about 8 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 91% of households in Hutchinson Island South own their home, about 16 points above the U.S. average of 75%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Jensen Beach, FL R+29
- Ocean Breeze Park, FL R+31
- Ankona, FL R+42
- Sewalls Point, FL R+31
- Indian River Estates, FL R+34
- Stuart, FL R+23
- Port St. Lucie, FL R+7
- Palm City, FL R+33
- Port Salerno, FL R+19
- Fort Pierce South, FL R+7
Cities with Similar Populations
- Martinsville, NJ Even
- Amite City, LA D+13
- Parsons, TN R+66
- West Pittston, PA R+7
- Shadyside, OH R+44
- Grafton, ND R+38
- Liberty, IN R+56
- Milbank, SD R+50
- Lake Isabella, CA R+38
- North Brookfield, MA R+12
Sources and methodology
Precinct-level voting records used to fit the model come from Florida Division 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.