Arnaudville
- County:
- St. Landry Parish
- County Seat:
- No
- Area (mi²):
- 0.694
- State:
- Louisiana
Arnaudville is a town located in St. Landry Parish, Louisiana. Arnaudville has a 2026 population of 999. Arnaudville is currently declining at a rate of -0.3% annually and its population has decreased by -0.2% since the most recent census, which recorded a population of 1,001 in 2020.