70812 is a Democratic stronghold. About 92% of voters here vote Democratic and 8% Republican.
About 66% of adults in 70812 typically vote, near the U.S. average of about 62%. Among adults in 70812, ~61% vote Democratic, ~5% Republican, and ~34% don't vote. The map below shows estimated turnout by block group.
How 70812 compares
Among zip codes within 15 miles, 70812 leans more Democratic than 28 of 29 neighbors.
70812 runs about 107 points more Democratic than Louisiana as a whole. Louisiana leans Republican overall, while 70812 is one of the few Democratic-leaning pockets.
Why 70812 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 70812, not a ranked or complete list of what matters most.
Density combined with diversity predicts Democratic voting. Non-Hispanic white share in 70812 is fewer than 1%, about 72 points below the U.S. average of 72%. A high never-married share predicts Democratic voting, and about 52% of adults in 70812 have never been married, above 96% of zip codes. 70812 runs against the grain of Louisiana, a Democratic-leaning pocket in a Republican-leaning state.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; 70812, LA sits in the top quarter nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in 70812 looks the way it does
Turnout in 70812 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.