New Sarpy leans Republican by roughly 16 points: about 42% of voters vote Democratic and 58% Republican.
About 59% of adults in New Sarpy typically vote, near the U.S. average of about 62%. Among adults in New Sarpy, ~25% vote Democratic, ~34% Republican, and ~41% don't vote. The map below shows estimated turnout by block group.
How New Sarpy compares
Among cities within 25 miles, New Sarpy leans more Republican than 30 of 56 neighbors.
New Sarpy runs about 5 points more Democratic than Louisiana as a whole.
Why New Sarpy 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 Sarpy, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 7% of adults in New Sarpy hold a bachelor's degree, about 12 points below the Louisiana average of 19%.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; New Sarpy, LA sits below the national average 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 Sarpy looks the way it does
Renters vote less often than owners. About 39% of households in New Sarpy rent, about 14 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 22% of adults in New Sarpy report food insecurity, above 86% of cities. Low high-school completion lines up with lower turnout, and about 82% of adults in New Sarpy have completed high school, below 88% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Destrehan, LA R+34
- Hahnville, LA D+6
- Norco, LA R+49
- St. Rose, LA D+21
- Luling, LA R+39
- Boutte, LA D+22
- Ama, LA R+9
- Killona, LA D+84
- South Kenner, LA R+4
- Paradis, LA R+65
Cities with Similar Populations
- Allred, TN R+71
- Crow Rock, MT R+85
- West Swanton, VT R+31
- Sexton, IN R+66
- Timothy, TN R+74
- Crystal, KY R+66
- West Vindex, MD R+67
- Lake End, LA D+22
- Octave, AZ R+53
- Learned, MS R+44
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.