Spring Hill leans Republican by roughly 28 points: about 36% of voters vote Democratic and 64% Republican.
About 75% of adults in Spring Hill typically vote, above the U.S. average of about 62%. Among adults in Spring Hill, ~27% vote Democratic, ~48% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How Spring Hill compares
Among cities within 25 miles, Spring Hill leans more Republican than 17 of 41 neighbors.
Spring Hill runs about 15 points more Republican than Florida as a whole.
Why Spring Hill 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 Spring Hill, not a ranked or complete list of what matters most.
Spring Hill votes Republican even though it is densely developed (about 87%, well above the Florida average of 57%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Spring Hill, 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 Spring Hill looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Spring Hill 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
- Weeki Wachee, FL R+29
- Shady Hills, FL R+48
- High Point, FL R+37
- North Weeki Wachee, FL R+39
- Brookridge, FL R+28
- Aripeka, FL R+45
- Hernando Beach, FL R+46
- Brooksville, FL R+42
- South Brooksville, FL R+28
- Hudson, FL R+37
Cities with Similar Populations
- Newark, DE D+34
- Boulder, CO D+69
- St. Charles, MO R+6
- Palm Bay, FL R+10
- Appleton, WI Even
- Bellingham, WA D+49
- Keller, TX R+20
- Santa Fe, NM D+51
- Rialto, CA D+20
- Saginaw, MI D+18
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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.