Miller County leans heavily Republican by roughly 44 points: about 28% of voters vote Democratic and 72% Republican.
About 75% of adults in Miller County typically vote, above the U.S. average of about 62%. Among adults in Miller County, ~21% vote Democratic, ~54% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How Miller County compares
Among counties within 50 miles, Miller County leans more Republican than 15 of 16 neighbors.
Miller County runs about 41 points more Republican than Georgia as a whole.
Politics vary noticeably by city within Miller County. The west side is the most Republican-leaning (R+73) and the north side is the least Republican-leaning (R+4), a spread of about 70 points.
Why Miller 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 Miller County, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 8% of residents in Miller County live in densely developed areas, about 18 points below the Georgia average of 26%.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Miller County, GA sits in the bottom 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 Miller County looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Miller 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
- Seminole County, GA R+30
- Early County, GA R+6
- Baker County, GA R+16
- Decatur County, GA R+10
- Calhoun County, GA D+13
- Mitchell County, GA R+9
- Grady County, GA R+29
- Clay County, GA D+18
- Jackson County, FL R+41
- Henry County, AL R+45
Counties with Similar Populations
- Sullivan County, MO R+56
- Greenwood County, KS R+61
- Benson County, ND D+2
- Ohio County, IN R+58
- Sherman County, KS R+66
- Grant County, MN R+36
- Crowley County, CO R+47
- Essex County, VT R+31
- Reynolds County, MO R+67
- Pondera County, MT R+35
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.