Bollinger County is a Republican stronghold. About 15% of voters here vote Democratic and 85% Republican.
About 73% of adults in Bollinger County typically vote, above the U.S. average of about 62%. Among adults in Bollinger County, ~11% vote Democratic, ~62% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.
How Bollinger County compares
Among counties within 50 miles, Bollinger County is the most Republican-leaning.
Bollinger County runs about 51 points more Republican than Missouri as a whole.
Why Bollinger 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 Bollinger County, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In Bollinger County, about 94% of residents are non-Hispanic white, about 21 points above the U.S. average of 72%; about 13% of adults hold a bachelor's degree, about 9 points below the Missouri average of 22%. A high family-household share predicts Republican voting, and about 72% of households in Bollinger County are family households, above 88% of counties.
Population density and Republican lean
Places with low population density tend to lean Republican; Bollinger County, MO sits in the bottom tenth nationally on this measure.
Why turnout in Bollinger County looks the way it does
Homeowners vote more often than renters. About 83% of households in Bollinger County own their home, about 8 points above the U.S. average of 75%. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Madison County, MO R+63
- Cape Girardeau County, MO R+34
- Perry County, MO R+62
- Scott County, MO R+43
- Wayne County, MO R+68
- Stoddard County, MO R+62
- Alexander County, IL R+4
- Ste. Genevieve County, MO R+55
- Iron County, MO R+60
- Union County, IL R+48
Counties with Similar Populations
- Mitchell County, IA R+36
- Walsh County, ND R+46
- Colfax County, NE R+27
- Bradley County, AR R+30
- Custer County, NE R+68
- Essex County, VA R+8
- Wilcox County, AL D+22
- Crawford County, IN R+52
- Leslie County, KY R+76
- Guthrie County, IA R+41
All Local Stats
Home Services
Sources and methodology
Precinct-level voting records used to fit the model come from Missouri 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.