71039 leans Republican by roughly 30 points: about 35% of voters vote Democratic and 65% Republican.
About 65% of adults in 71039 typically vote, near the U.S. average of about 62%. Among adults in 71039, ~23% vote Democratic, ~42% Republican, and ~35% don't vote. The map below shows estimated turnout by block group.
How 71039 compares
Among zip codes within 15 miles, 71039 leans more Republican than 4 of 8 neighbors.
71039 runs about 7 points more Republican than Louisiana as a whole.
Politics vary noticeably by block within 71039. The southeast side is the most Republican-leaning (R+42) and the north side is the least Republican-leaning (R+27), a spread of about 15 points.
Why 71039 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 71039, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 84% of residents in 71039 drive to work alone, about 10 points above the U.S. average of 74%. Low college attainment predicts Republican voting, and 71039 sits in the bottom quarter (about 10%, below 95% of zip codes).
Population density, never-married share, and Republican lean
Places that combine low population density and a never-married-heavy adult population tend to lean Republican, as 71039, LA does.
Why turnout in 71039 looks the way it does
Turnout in 71039 sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
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.