70359 leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 60% of adults in 70359 typically vote, near the U.S. average of about 62%. Among adults in 70359, ~18% vote Democratic, ~42% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.
How 70359 compares
Among zip codes within 15 miles, 70359 leans more Republican than 3 of 10 neighbors.
70359 runs about 17 points more Republican than Louisiana as a whole.
Politics vary noticeably by block within 70359. The west side runs the most Democratic (D+17) and the southeast side runs the most Republican (R+77), a spread of about 94 points.
Why 70359 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 70359, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 15% of adults in 70359 hold a bachelor's degree, about 14 points below the U.S. average of 28%. A high family-household share predicts Republican voting, and about 75% of households in 70359 are family households, above 80% of zip codes.
Food insecurity and voter turnout
Places with high food insecurity tend to turn out at a lower rate; 70359, LA sits in the top tenth nationally on this measure. Food insecurity does not directly drive turnout; it reflects economic hardship, which lines up with lower voting.
Why turnout in 70359 looks the way it does
Areas with high food insecurity turn out at lower rates. About 27% of adults in 70359 report food insecurity, about 10 points above the U.S. average of 16%. Low high-school completion lines up with lower turnout, and about 81% of adults in 70359 have completed high school, below 89% 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.