Arcadia
- County:
- Bienville Parish
- County Seat:
- No
- Area (mi²):
- 3.645
- State:
- Louisiana
Arcadia is a town located in Bienville Parish, Louisiana. Arcadia has a 2026 population of 2,579. Arcadia is currently declining at a rate of -0.69% annually and its population has decreased by -5.6% since the most recent census, which recorded a population of 2,732 in 2020.