New Iberia leans Republican by roughly 24 points: about 38% of voters vote Democratic and 62% Republican.
About 68% of adults in New Iberia typically vote, above the U.S. average of about 62%. Among adults in New Iberia, ~26% vote Democratic, ~42% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How New Iberia compares
Among cities within 25 miles, New Iberia leans more Republican than 11 of 45 neighbors.
Politically, New Iberia sits close to the rest of Louisiana.
Politics vary noticeably by neighborhood within New Iberia. The west side runs the most Democratic (D+20) and the northeast side runs the most Republican (R+61), a spread of about 81 points.
Why New Iberia 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 New Iberia, not a ranked or complete list of what matters most.
New Iberia votes Republican even though it is densely developed (about 65%, 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 limited routine preventive-care access tend to turn out at a lower rate; New Iberia, 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 New Iberia looks the way it does
Turnout in New Iberia 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 Cities
- Olivier, LA R+19
- Cade, LA R+45
- Oubre, LA R+62
- Albania, LA R+23
- Lydia, LA R+53
- Loreauville, LA R+55
- Lozes, LA R+61
- Jefferson Island, LA R+81
- Avery Island, LA R+64
- Patoutville, LA R+32
Cities with Similar Populations
- Olive Branch, MS R+12
- Evans, GA R+27
- Asheboro, NC R+33
- Glendora, CA Even
- Minnetonka, MN D+33
- Morgan Hill, CA D+13
- Collierville, TN R+20
- Vero Beach, FL R+27
- Brookline, MA D+72
- Greenwood, SC R+10
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.