Mardi Gras 2025 Dates Louisiana. 6, and concludes on mardi gras, tuesday, march 4. Shortly after new year's, the mardi gras holiday will ensue in louisiana.

Unlike christmas or the 4th of july which always fall on the same calendar day, the only thing you can. Fat tuesday is the last day of the carnival season as it always falls the day before ash wednesday, the first day of lent.