Atlantis leans slightly Republican by roughly 6 points: about 47% of voters vote Democratic and 53% Republican.
About 68% of adults in Atlantis typically vote, above the U.S. average of about 62%. Among adults in Atlantis, ~32% vote Democratic, ~36% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How Atlantis compares
Among cities within 25 miles, Atlantis leans more Republican than 23 of 49 neighbors.
Atlantis runs about 8 points more Democratic than Florida as a whole.
Politics vary noticeably by neighborhood within Atlantis. The southeast side runs the most Democratic (D+11) and the southwest side runs the most Republican (R+19), a spread of about 30 points.
Why Atlantis 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 Atlantis, not a ranked or complete list of what matters most.
Atlantis votes Republican even though it is densely developed (more than 99%, far above 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; Atlantis, FL sits in the top tenth 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 Atlantis looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Atlantis is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Lake Worth, FL D+10
- Lantana, FL D+5
- Greenacres, FL D+11
- Palm Springs, FL R+5
- Hypoluxo, FL R+5
- Lake Clarke Shores, FL R+12
- Manalapan, FL R+27
- Boynton Beach, FL D+16
- Cypress Quarters, FL D+3
Cities with Similar Populations
- Chatham, NY D+23
- Mount Royal, NJ R+5
- Leisuretowne, NJ R+5
- Baldwin, MD R+22
- Sloan, NY Even
- South Toms River, NJ R+3
- West Ocean City, MD R+20
- Minoa, NY Even
- Plantersville, TX R+65
- Clyde, NY R+29
All Local Stats
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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.