Mamou leans Republican by roughly 28 points: about 36% of voters vote Democratic and 64% Republican.
About 75% of adults in Mamou typically vote, above the U.S. average of about 62%. Among adults in Mamou, ~27% vote Democratic, ~48% Republican, and ~25% don't vote. The map below shows estimated turnout by block group.
How Mamou compares
Among cities within 25 miles, Mamou leans more Republican than 6 of 41 neighbors.
Mamou runs about 5 points more Republican than Louisiana as a whole.
Politics vary noticeably by neighborhood within Mamou. The north side runs the most Democratic (D+27) and the southwest side runs the most Republican (R+66), a spread of about 93 points.
Why Mamou 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 Mamou, not a ranked or complete list of what matters most.
Mamou votes Republican even though it is densely developed (about 43%, well above the Louisiana average of 25%). State and regional patterns outweigh the Democratic lean that density usually predicts here. Low college attainment predicts Republican voting, and Mamou sits in the bottom quarter (about 10%, below 93% of cities).
Population density and Democratic lean
Places with high population density tend to lean Democratic; Mamou, LA sits in the top quarter nationally on this measure.
Why turnout in Mamou looks the way it does
Turnout in Mamou 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
- Reddell, LA R+77
- Vidrine, LA R+83
- Gray Point, LA R+84
- Point Blue, LA R+39
- Chataignier, LA R+57
- Easton, LA R+85
- Ville Platte, LA R+18
- Eunice, LA R+33
- Pine Prairie, LA R+66
- Bond, LA R+68
Cities with Similar Populations
- Petersburg, MI R+40
- Windsor, NY R+32
- East Merrimack, NH D+12
- New Concord, OH R+43
- Zumbrota, MN R+29
- Howe, TX R+56
- White Salmon, WA D+28
- Floyd, VA R+44
- Lake Helen, FL R+38
- Turk, CA R+36
All Local Stats
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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.