Avery Island is a Republican stronghold. About 18% of voters here vote Democratic and 82% Republican.
About 62% of adults in Avery Island typically vote, near the U.S. average of about 62%. Among adults in Avery Island, ~11% vote Democratic, ~51% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.
How Avery Island compares
Among cities within 25 miles, Avery Island leans more Republican than 28 of 41 neighbors.
Avery Island runs about 42 points more Republican than Louisiana as a whole.
Politics vary noticeably by neighborhood within Avery Island. The west side is the most Republican-leaning (R+78) and the east side is the least Republican-leaning (R+59), a spread of about 19 points.
Why Avery Island leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Avery Island, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 3% of adults in Avery Island hold a bachelor's degree, about 16 points below the Louisiana average of 19%. Rural areas vote Republican, and Avery Island sits in the bottom quarter on density (about 3%, below 89% of cities).
Population density, never-married share, and Republican lean
Places that combine low population density and a never-married-heavy adult population tend to lean Republican, as Avery Island, LA does.
Why turnout in Avery Island looks the way it does
Renters vote less often than owners. About 58% of households in Avery Island rent, about 33 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 23% of adults in Avery Island report food insecurity, above 88% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Delcambre, LA R+67
- Jefferson Island, LA R+81
- Lydia, LA R+53
- Erath, LA R+76
- New Iberia, LA R+24
- Olivier, LA R+19
- Lozes, LA R+61
- Patoutville, LA R+32
- Cade, LA R+45
- Albania, LA R+23
Cities with Similar Populations
- Montauk Beach, NY D+13
- Margaret, WV R+61
- Costa, WV R+66
- Vowinckel, PA R+53
- Hancock, VT D+17
- Hanfield, IN R+59
- Pireway, NC R+43
- Hardy, IA R+54
- Monument, OR R+59
- Dixboro, MI D+24
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.