Limestone County leans heavily Republican by roughly 44 points: about 28% of voters vote Democratic and 72% Republican.
About 73% of adults in Limestone County typically vote, above the U.S. average of about 62%. Among adults in Limestone County, ~20% vote Democratic, ~53% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.
How Limestone County compares
Among counties within 50 miles, Limestone County leans more Republican than 2 of 12 neighbors.
Limestone County runs about 14 points more Republican than Alabama as a whole.
Politics vary noticeably by city within Limestone County. The northwest side is the most Republican-leaning (R+73) and the southeast side is the least Republican-leaning (R+20), a spread of about 53 points.
Why Limestone 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 Limestone County, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 82% of residents in Limestone County drive to work alone, about 9 points above the U.S. average of 74%. A high family-household share predicts Republican voting, and about 70% of households in Limestone County are family households, above 82% of counties.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; Limestone County, AL sits above the national average on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Limestone County looks the way it does
Turnout in Limestone County 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 Counties
- Madison County, AL R+5
- Morgan County, AL R+43
- Lawrence County, AL R+63
- Giles County, TN R+57
- Lincoln County, TN R+64
- Lawrence County, TN R+68
- Lauderdale County, AL R+47
- Colbert County, AL R+46
- Cullman County, AL R+76
- Moore County, TN R+69
Counties with Similar Populations
- Wicomico County, MD D+6
- Etowah County, AL R+49
- Cecil County, MD R+29
- Daviess County, KY R+31
- Adams County, PA R+35
- Bay County, MI R+18
- Macon County, IL R+8
- Fond du Lac County, WI R+23
- Whitfield County, GA R+38
- Flathead County, MT R+32
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Sources and methodology
Precinct-level voting records used to fit the model come from Alabama Secretary of State, 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.