70056 leans Democratic by roughly 22 points: about 61% of voters vote Democratic and 39% Republican.
About 54% of adults in 70056 typically vote, below the U.S. average of about 62%. Among adults in 70056, ~33% vote Democratic, ~21% Republican, and ~46% don't vote. The map below shows estimated turnout by block group.
How 70056 compares
Among zip codes within 15 miles, 70056 leans more Democratic than 20 of 38 neighbors.
70056 runs about 44 points more Democratic than Louisiana as a whole. Louisiana leans Republican overall, while 70056 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 70056. The northwest side is the most Democratic-leaning (D+41) and the west side is the least Democratic-leaning (D+5), a spread of about 37 points.
Why 70056 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 70056, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in 70056 live in densely developed areas, about 63 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 39% of adults in 70056 have never been married, above 85% of zip codes. 70056 runs against the grain of Louisiana, a Democratic-leaning pocket in a Republican-leaning state.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 70056, LA sits in the top 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 70056 looks the way it does
Renters vote less often than owners. About 41% of households in 70056 rent, about 16 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 27% of adults in 70056 report food insecurity, above 91% of zip codes. Low high-school completion lines up with lower turnout, and about 84% of adults in 70056 have completed high school, below 84% 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.