Madison County is a Republican stronghold. About 19% of voters here vote Democratic and 81% Republican.
About 57% of adults in Madison County typically vote, near the U.S. average of about 62%. Among adults in Madison County, ~11% vote Democratic, ~46% Republican, and ~43% don't vote. The map below shows estimated turnout by block group.
How Madison County compares
Among counties within 50 miles, Madison County leans more Republican than 7 of 10 neighbors.
Madison County runs about 31 points more Republican than Arkansas as a whole.
Why Madison 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 Madison County, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 13% of adults in Madison County hold a bachelor's degree, about 15 points below the U.S. average of 28%. Rural areas vote Republican, and Madison County sits in the bottom quarter on density (about 6%, below 92% of counties). A high family-household share predicts Republican voting, and about 74% of households in Madison County are family households, above 93% of counties.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; Madison County, AR sits in the bottom quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Madison County looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Madison County is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 50%, about 10 points below the U.S. average of 60%. Low high-school completion lines up with lower turnout, and about 86% of adults in Madison County have completed high school, below 75% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Washington County, AR R+3
- Carroll County, AR R+48
- Benton County, AR R+26
- Newton County, AR R+63
- Boone County, AR R+58
- Franklin County, AR R+64
- Johnson County, AR R+54
- Barry County, MO R+62
- Stone County, MO R+55
- Crawford County, AR R+54
Counties with Similar Populations
- Crawford County, IA R+37
- Burnett County, WI R+32
- Richland County, ND R+38
- Lee County, SC D+20
- Idaho County, ID R+64
- Madison County, IA R+41
- La Paz County, AZ R+28
- Fountain County, IN R+58
- Phillips County, AR D+20
- Socorro County, NM Even
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Sources and methodology
Precinct-level voting records used to fit the model come from Arkansas 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.