Berrien County is a Republican stronghold. About 17% of voters here vote Democratic and 83% Republican.
About 69% of adults in Berrien County typically vote, above the U.S. average of about 62%. Among adults in Berrien County, ~12% vote Democratic, ~58% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How Berrien County compares
Among counties within 50 miles, Berrien County is the most Republican-leaning.
Berrien County runs about 64 points more Republican than Georgia as a whole.
Politics vary noticeably by city within Berrien County. The northeast side is the most Republican-leaning (R+77) and the north side is the least Republican-leaning (R+43), a spread of about 34 points.
Why Berrien County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Berrien County, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 15% of adults in Berrien County hold a bachelor's degree, about 8 points below the Georgia average of 24%. Rural areas vote Republican, and Berrien County sits in the bottom quarter on density (about 12%, below 77% of counties).
Park access and Republican lean
Places with low park coverage tend to lean Republican; Berrien County, GA sits in the bottom tenth nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in Berrien County looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Berrien County 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 Counties
- Cook County, GA R+34
- Lanier County, GA R+43
- Tift County, GA R+22
- Atkinson County, GA R+57
- Irwin County, GA R+43
- Lowndes County, GA Even
- Colquitt County, GA R+36
- Coffee County, GA R+35
- Brooks County, GA R+23
- Clinch County, GA R+51
Counties with Similar Populations
- Colonial Heights City, VA R+19
- Montour County, PA R+23
- Andrew County, MO R+50
- Wright County, MO R+69
- Bosque County, TX R+63
- Sawyer County, WI R+11
- Banks County, GA R+78
- Brantley County, GA R+80
- Southampton County, VA R+22
- Russell County, KY R+67
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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.