Leonville leans heavily Republican by roughly 36 points: about 32% of voters vote Democratic and 68% Republican.
About 75% of adults in Leonville typically vote, above the U.S. average of about 62%. Among adults in Leonville, ~24% vote Democratic, ~51% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How Leonville compares
Among cities within 25 miles, Leonville leans more Republican than 22 of 53 neighbors.
Leonville runs about 14 points more Republican than Louisiana as a whole.
Politics vary noticeably by neighborhood within Leonville. The north side is the most Republican-leaning (R+80) and the southeast side is the least Republican-leaning (R+6), a spread of about 74 points.
Why Leonville 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 Leonville, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 95% of residents in Leonville drive to work alone, about 22 points above the U.S. average of 74%.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; Leonville, LA sits in the top quarter nationally on this measure.
Why turnout in Leonville looks the way it does
Homeowners vote more often than renters. About 91% of households in Leonville own their home, about 15 points above the Louisiana average of 76%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Pecaniere, LA R+83
- Grand Coteau, LA Even
- Port Barre, LA R+59
- Coteau Rodaire, LA R+66
- Arnaudville, LA R+54
- Opelousas, LA D+26
- Sunset, LA R+24
- Carencro, LA R+23
- Waxia, LA R+34
- Cecilia, LA Even
Cities with Similar Populations
- Glen Ullin, ND R+73
- Deer Park, WI R+38
- Hanna, IN R+45
- Hopewell Springs, TN R+67
- Wakefield, KY R+62
- Powell, MO R+69
- Honey Creek, IA R+43
- Elmer, LA R+80
- Greenwood, TX R+74
- Anthon, IA R+58
Sources and methodology
Precinct-level voting records used to fit the model come from Louisiana 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.