70747 leans Republican by roughly 28 points: about 36% of voters vote Democratic and 64% Republican.
About 59% of adults in 70747 typically vote, near the U.S. average of about 62%. Among adults in 70747, ~21% vote Democratic, ~38% Republican, and ~41% don't vote. The map below shows estimated turnout by block group.
How 70747 compares
Among zip codes within 15 miles, 70747 leans more Republican than 4 of 7 neighbors.
70747 runs about 6 points more Republican than Louisiana as a whole.
Politics vary noticeably by block within 70747. The west side is the most Republican-leaning (R+42) and the northeast side is the least Republican-leaning (R+10), a spread of about 33 points.
Why 70747 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 70747, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 3% of residents in 70747 live in densely developed areas, about 22 points below the Louisiana average of 25%. A high family-household share predicts Republican voting, and about 75% of households in 70747 are family households, above 79% of zip codes.
Population density and Republican lean
Places with low population density tend to lean Republican; 70747, LA sits in the bottom quarter nationally on this measure.
Why turnout in 70747 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 70747 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 43%, about 13 points below the Louisiana average of 55%. High food insecurity lines up with lower turnout, and about 32% of adults in 70747 report food insecurity, above 95% of zip codes. Low high-school completion lines up with lower turnout, and about 65% of adults in 70747 have completed high school, in the bottom 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.