Grantville leans heavily Republican by roughly 36 points: about 32% of voters vote Democratic and 68% Republican.
About 74% of adults in Grantville typically vote, above the U.S. average of about 62%. Among adults in Grantville, ~24% vote Democratic, ~50% Republican, and ~26% don't vote. The map below shows estimated turnout by block group.
How Grantville compares
Among cities within 25 miles, Grantville leans more Republican than 18 of 63 neighbors.
Grantville runs about 34 points more Republican than Georgia as a whole.
Politics vary noticeably by neighborhood within Grantville. The northeast side is the most Republican-leaning (R+53) and the southeast side is the least Republican-leaning (R+5), a spread of about 48 points.
Why Grantville leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Grantville. The lean here lands roughly where demographic data alone would predict.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Grantville, GA sits above the national average on this measure.
Why turnout in Grantville looks the way it does
Turnout in Grantville sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- St. Charles, GA R+58
- Trimble, GA R+43
- Lone Oak, GA R+34
- Moreland, GA R+62
- Luthersville, GA R+39
- Primrose, GA R+17
- St. Marks, GA R+16
- Corinth, GA R+64
- Hogansville, GA R+39
- Dresden, GA R+45
Cities with Similar Populations
- Spring Lake Heights, NJ R+5
- Wolcottville, IN R+58
- Esko, MN R+16
- Larned, KS R+46
- Marion, TX R+40
- Tobaccoville, NC R+33
- Charleston, TN R+67
- Licking, MO R+61
- Delmont, PA R+20
- Apison, TN R+42
Sources and methodology
Precinct-level voting records used to fit the model come from Georgia Elections Division, 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.