70456 leans slightly Democratic by roughly 8 points: about 54% of voters vote Democratic and 46% Republican.
About 62% of adults in 70456 typically vote, near the U.S. average of about 62%. Among adults in 70456, ~33% vote Democratic, ~29% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.
How 70456 compares
Among zip codes within 15 miles, 70456 leans more Democratic than 6 of 9 neighbors.
70456 runs about 30 points more Democratic than Louisiana as a whole. Louisiana leans Republican overall, while 70456 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 70456. The north side runs the most Democratic (D+33) and the east side runs the most Republican (R+39), a spread of about 72 points.
Why 70456 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 70456, not a ranked or complete list of what matters most.
70456 votes against the grain of Louisiana. Louisiana leans Republican overall, while 70456 runs about 30 points more Democratic. A high never-married share predicts Democratic voting, and about 37% of adults in 70456 have never been married, above 82% of zip codes.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; 70456, LA sits in the bottom quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 70456 looks the way it does
Turnout in 70456 sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. 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.