West Baton Rouge Parish leans slightly Republican by roughly 8 points: about 46% of voters vote Democratic and 54% Republican.
About 71% of adults in West Baton Rouge Parish typically vote, above the U.S. average of about 62%. Among adults in West Baton Rouge Parish, ~32% vote Democratic, ~38% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How West Baton Rouge Parish compares
Among counties within 50 miles, West Baton Rouge Parish leans more Republican than 5 of 16 neighbors.
West Baton Rouge Parish runs about 13 points more Democratic than Louisiana as a whole.
Politics vary noticeably by city within West Baton Rouge Parish. The southeast side runs the most Democratic (D+24) and the northwest side runs the most Republican (R+33), a spread of about 57 points.
Why West Baton Rouge Parish 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 West Baton Rouge Parish, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 82% of residents in West Baton Rouge Parish drive to work alone, about 8 points above the U.S. average of 74%.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; West Baton Rouge Parish, LA sits below the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in West Baton Rouge Parish looks the way it does
Turnout in West Baton Rouge Parish sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- East Baton Rouge Parish, LA D+23
- Iberville Parish, LA R+6
- Pointe Coupee Parish, LA R+25
- Ascension Parish, LA R+32
- Livingston Parish, LA R+66
- East Feliciana Parish, LA R+24
- West Feliciana Parish, LA R+48
- St. Martin Parish, LA R+35
- Assumption Parish, LA R+30
- St. Helena Parish, LA D+7
Counties with Similar Populations
- San Miguel County, NM D+24
- Cibola County, NM D+10
- McDonough County, IL R+11
- Union County, SC R+28
- Fluvanna County, VA R+16
- Pike County, OH R+58
- Iroquois County, IL R+48
- White County, TN R+66
- Toombs County, GA R+34
- Tillamook County, OR R+9
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.