71018 leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 62% of adults in 71018 typically vote, near the U.S. average of about 62%. Among adults in 71018, ~19% vote Democratic, ~43% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.
How 71018 compares
Among zip codes within 15 miles, 71018 leans more Republican than 2 of 4 neighbors.
71018 runs about 17 points more Republican than Louisiana as a whole.
Politics vary noticeably by block within 71018. The northwest side is the most Republican-leaning (R+76) and the east side is the least Republican-leaning (R+21), a spread of about 55 points.
Why 71018 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 71018, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 89% of residents in 71018 drive to work alone, about 15 points above the U.S. average of 74%. Low college attainment predicts Republican voting, and 71018 sits in the bottom quarter (about 10%, below 94% 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 71018, LA does.
Why turnout in 71018 looks the way it does
Areas with high food insecurity turn out at lower rates. About 21% of adults in 71018 report food insecurity, above 82% of zip codes. Low high-school completion lines up with lower turnout, and about 86% of adults in 71018 have completed high school, below 77% of zip codes. 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.