71105 leans Republican by roughly 16 points: about 42% of voters vote Democratic and 58% Republican.
About 68% of adults in 71105 typically vote, above the U.S. average of about 62%. Among adults in 71105, ~29% vote Democratic, ~39% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How 71105 compares
Among zip codes within 15 miles, 71105 leans more Republican than 11 of 22 neighbors.
71105 runs about 6 points more Democratic than Louisiana as a whole.
Politics vary noticeably by block within 71105. The northeast side runs the most Democratic (D+8) and the west side runs the most Republican (R+32), a spread of about 40 points.
Why 71105 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 71105, not a ranked or complete list of what matters most.
71105 votes Republican even though it is densely developed (about 93%, far above the Louisiana average of 25%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 71105, LA sits above the national average 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 71105 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 71105 is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 65%, above 64% 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.