71109 is a Democratic stronghold. About 92% of voters here vote Democratic and 8% Republican.
About 61% of adults in 71109 typically vote, near the U.S. average of about 62%. Among adults in 71109, ~56% vote Democratic, ~5% Republican, and ~39% don't vote. The map below shows estimated turnout by block group.
How 71109 compares
Among zip codes within 15 miles, 71109 is the most Democratic-leaning.
71109 runs about 106 points more Democratic than Louisiana as a whole. Louisiana leans Republican overall, while 71109 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 71109. The south side is the most Democratic-leaning (D+89) and the west side is the least Democratic-leaning (D+75), a spread of about 14 points.
Why 71109 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 71109, not a ranked or complete list of what matters most.
Density combined with diversity predicts Democratic voting. Non-Hispanic white share in 71109 is about 5%, about 67 points below the U.S. average of 72%. A high never-married share predicts Democratic voting, and about 54% of adults in 71109 have never been married, above 96% of zip codes. 71109 runs against the grain of Louisiana, a Democratic-leaning pocket in a Republican-leaning state.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; 71109, LA sits in the bottom tenth nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in 71109 looks the way it does
Renters vote less often than owners. About 56% of households in 71109 rent, about 32 points above the U.S. average of 25%. Limited routine healthcare access lines up with lower turnout, and 71109 sits in the bottom quarter on routine-care measures. High food insecurity lines up with lower turnout, and about 45% of adults in 71109 report food insecurity, in the top fraction 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.