70665 is a Republican stronghold. About 12% of voters here vote Democratic and 88% Republican.
About 77% of adults in 70665 typically vote, above the U.S. average of about 62%. Among adults in 70665, ~9% vote Democratic, ~67% Republican, and ~24% don't vote. The map below shows estimated turnout by block group.
How 70665 compares
Among zip codes within 15 miles, 70665 leans more Republican than 7 of 8 neighbors.
70665 runs about 54 points more Republican than Louisiana as a whole.
Politics vary noticeably by block within 70665. The southwest side is the most Republican-leaning (R+85) and the northeast side is the least Republican-leaning (R+50), a spread of about 35 points.
Why 70665 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 70665. The lean here lands roughly where demographic data alone would predict.
Park access and Republican lean
Places with low park coverage tend to lean Republican; 70665, LA sits in the bottom quarter nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in 70665 looks the way it does
Turnout in 70665 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.