Mardi Gras 2025 Schedule. Mardi gras, fat tuesday, will next be celebrated in louisiana on tuesday, march 4, 2025. Fat tuesday is the last day of the carnival season as it always falls the day before ash wednesday, the first day of lent.

Parades will begin in many locations in january. Mardi gras is synonymous with carnival celebrations in new orleans, venice, and rio, although the day is.