70537 is a Republican stronghold. About 7% of voters here vote Democratic and 93% Republican.
About 73% of adults in 70537 typically vote, above the U.S. average of about 62%. Among adults in 70537, ~5% vote Democratic, ~68% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.
How 70537 compares
Among zip codes within 15 miles, 70537 is the most Republican-leaning.
70537 runs about 64 points more Republican than Louisiana as a whole.
Why 70537 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 70537, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 6% of adults in 70537 hold a bachelor's degree, about 13 points below the Louisiana average of 19%. Car-dependent areas vote Republican, and about 92% of residents in 70537 drive to work alone, above 98% of zip codes. A high family-household share predicts Republican voting, and about 81% of households in 70537 are family households, above 93% of zip codes.
Park access and Republican lean
Places with low park coverage tend to lean Republican; 70537, LA sits in the bottom tenth nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in 70537 looks the way it does
Homeowners vote more often than renters. About 95% of households in 70537 own their home, about 19 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.