Port St. Joe leans heavily Republican by roughly 42 points: about 29% of voters vote Democratic and 71% Republican.
About 86% of adults in Port St. Joe typically vote, above the U.S. average of about 62%. Among adults in Port St. Joe, ~25% vote Democratic, ~61% Republican, and ~14% don't vote. The map below shows estimated turnout by block group.
How Port St. Joe compares
Among cities within 25 miles, Port St. Joe leans more Republican than 1 of 10 neighbors.
Port St. Joe runs about 28 points more Republican than Florida as a whole.
Politics vary noticeably by neighborhood within Port St. Joe. The northeast side is the most Republican-leaning (R+76) and the east side is the least Republican-leaning (R+36), a spread of about 40 points.
Why Port St. Joe 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 Port St. Joe, not a ranked or complete list of what matters most.
Port St. Joe votes Republican even though it is densely developed (about 39%, well below the Florida average of 57%). Here an older population outweighs the Democratic lean that density usually predicts.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Port St. Joe, FL sits in the top quarter nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Port St. Joe looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Port St. Joe 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 61%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Highland View, FL R+49
- Ward Ridge, FL R+53
- Mexico Beach, FL R+50
- Indian Pass, FL R+49
- White City, FL R+71
- Overstreet, FL R+67
- Bay City, FL R+70
- Honeyville, FL R+77
- Wewahitchka, FL R+69
- Apalachicola, FL R+34
Cities with Similar Populations
- Coal Valley, IL R+18
- Port Labelle, FL R+36
- Beaver Dam, KY R+56
- Greenback, TN R+69
- Dulles Town Center, VA D+26
- Coldspring, TX R+57
- Richfield, OH R+14
- Hanover, IN R+40
- Staunton, IL R+35
- North Street, MI R+38
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.