Grand Coteau, Louisiana
Seal of Louisiana
Grand Coteau · St. Landry Parish, Louisiana
Population 948 (est. 2026: ~1,000)
Source: Census ACS 2023 · ACS 2023 + 1.16% annual growth projection
# Grand Coteau, Louisiana St. Landry Parish, Louisiana · Population 776

Contact this office — local service-area, municipal code pointer, and corrections form.