70083 leans Democratic by roughly 20 points: about 60% of voters vote Democratic and 40% Republican.
About 77% of adults in 70083 typically vote, above the U.S. average of about 62%. Among adults in 70083, ~46% vote Democratic, ~31% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How 70083 compares
Among zip codes within 15 miles, 70083 leans more Democratic than 2 of 3 neighbors.
70083 runs about 42 points more Democratic than Louisiana as a whole. Louisiana leans Republican overall, while 70083 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 70083. The east side runs the most Democratic (D+38) and the west side runs the most Republican (R+2), a spread of about 40 points.
Why 70083 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 70083, not a ranked or complete list of what matters most.
70083 votes against the grain of Louisiana. Louisiana leans Republican overall, while 70083 runs about 42 points more Democratic.
Renting and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; 70083, LA sits in the bottom quarter nationally on this measure.
Why turnout in 70083 looks the way it does
Homeowners vote more often than renters. About 89% of households in 70083 own their home, about 13 points above the Louisiana average of 76%. 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.