70789 leans slightly Republican by roughly 8 points: about 46% of voters vote Democratic and 54% Republican.
About 48% of adults in 70789 typically vote, below the U.S. average of about 62%. Among adults in 70789, ~22% vote Democratic, ~26% Republican, and ~52% don't vote. The map below shows estimated turnout by block group.
How 70789 compares
Among zip codes within 15 miles, 70789 leans more Republican than 1 of 6 neighbors.
70789 runs about 13 points more Democratic than Louisiana as a whole.
Politics vary noticeably by block within 70789. The southwest side runs the most Democratic (D+9) and the northeast side runs the most Republican (R+12), a spread of about 21 points.
Why 70789 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 70789, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 4% of residents in 70789 live in densely developed areas, about 21 points below the Louisiana average of 25%. Low college attainment predicts Republican voting, and 70789 sits in the bottom quarter (about 12%, below 89% of zip codes).
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; 70789, LA sits in the bottom tenth 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 70789 looks the way it does
Areas with low high-school completion turn out at lower rates. About 71% of adults in 70789 have completed high school, about 19 points below the U.S. average of 90%. High food insecurity lines up with lower turnout, and about 25% of adults in 70789 report food insecurity, above 88% 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.