New Martinsville leans heavily Republican by roughly 50 points: about 25% of voters vote Democratic and 75% Republican.
About 67% of adults in New Martinsville typically vote, near the U.S. average of about 62%. Among adults in New Martinsville, ~17% vote Democratic, ~50% Republican, and ~33% don't vote. The map below shows estimated turnout by block group.
How New Martinsville compares
Among cities within 25 miles, New Martinsville leans more Republican than 4 of 105 neighbors.
New Martinsville runs about 7 points more Republican than West Virginia as a whole.
Politics vary noticeably by neighborhood within New Martinsville. The southwest side is the most Republican-leaning (R+59) and the west side is the least Republican-leaning (R+45), a spread of about 14 points.
Why New Martinsville leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for New Martinsville, not a ranked or complete list of what matters most.
New Martinsville votes Republican even though it is densely developed (about 50%, far above the West Virginia average of 12%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Population density and Democratic lean
Places with high population density tend to lean Democratic; New Martinsville, WV sits in the top tenth nationally on this measure.
Why turnout in New Martinsville looks the way it does
Turnout in New Martinsville sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Steelton, WV R+53
- Hannibal, OH R+58
- Green Hill, WV R+64
- Sardis, OH R+60
- Paden City, WV R+55
- Minnie, WV R+65
- Clarington, OH R+63
- Proctor, WV R+63
- Newdale, WV R+68
- St. Joseph, WV R+67
Cities with Similar Populations
- Sanibel, FL R+25
- Red Oak, IA R+37
- West Salem, OH R+57
- Fort Wright, KY R+8
- Mount Airy, GA R+61
- Brodhead, WI R+23
- Annandale, NJ Even
- Huntington Woods, MI D+47
- Old Town, FL R+68
- Valley View, TX R+67
Sources and methodology
Precinct-level voting records used to fit the model come from West Virginia 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.