71045 is a Republican stronghold. About 19% of voters here vote Democratic and 81% Republican.
About 57% of adults in 71045 typically vote, near the U.S. average of about 62%. Among adults in 71045, ~11% vote Democratic, ~46% Republican, and ~43% don't vote. The map below shows estimated turnout by block group.
How 71045 compares
Among zip codes within 15 miles, 71045 leans more Republican than 6 of 8 neighbors.
71045 runs about 41 points more Republican than Louisiana as a whole.
Politics vary noticeably by block within 71045. The west side is the most Republican-leaning (R+72) and the northeast side is the least Republican-leaning (R+40), a spread of about 33 points.
Why 71045 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 71045, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 4% of residents in 71045 live in densely developed areas, about 21 points below the Louisiana average of 25%.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; 71045, LA sits in the bottom quarter 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 71045 looks the way it does
Areas with high food insecurity turn out at lower rates. About 24% of adults in 71045 report food insecurity, about 8 points above the U.S. average of 16%. Renters vote less often than owners, and about 34% of households in 71045 rent, above 81% of zip codes. Low high-school completion lines up with lower turnout, and about 85% of adults in 71045 have completed high school, below 81% 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.