New Madrid County leans heavily Republican by roughly 46 points: about 27% of voters vote Democratic and 73% Republican.
About 74% of adults in New Madrid County typically vote, above the U.S. average of about 62%. Among adults in New Madrid County, ~20% vote Democratic, ~54% Republican, and ~26% don't vote. The map below shows estimated turnout by block group.
How New Madrid County compares
Among counties within 50 miles, New Madrid County leans more Republican than 7 of 16 neighbors.
New Madrid County runs about 27 points more Republican than Missouri as a whole.
Politics vary noticeably by city within New Madrid County. The west side is the most Republican-leaning (R+67) and the northwest side is the least Republican-leaning (R+29), a spread of about 37 points.
Why New Madrid 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 New Madrid County, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 86% of residents in New Madrid County drive to work alone, about 12 points above the U.S. average of 74%.
Homeownership and voter turnout
Places with renter-heavy households tend to turn out at a lower rate; New Madrid County, MO sits in the bottom quarter nationally on this measure.
Why turnout in New Madrid County looks the way it does
Turnout in New Madrid County sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Lake County, TN R+37
- Mississippi County, MO R+35
- Stoddard County, MO R+62
- Scott County, MO R+43
- Dunklin County, MO R+50
- Pemiscot County, MO R+30
- Fulton County, KY R+41
- Obion County, TN R+52
- Hickman County, KY R+61
- Dyer County, TN R+47
Counties with Similar Populations
- Potter County, PA R+58
- Fountain County, IN R+58
- Clay County, IA R+34
- Alamosa County, CO R+3
- Jasper County, MS D+2
- Atchison County, KS R+34
- Madison County, AR R+61
- Crawford County, IA R+37
- Burnett County, WI R+32
- Richland County, ND R+38
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.