When Is Mardi Gras 2025 Dates Usa. On this page, you can find the date of mardi gras carnival in 2025 and the number of the remaining days. Mardi gras, or fat tuesday, falls on a different date each year, but it always promises fun and tradition.

When is mardi gras 2025? Mardi gras in 2025 falls on tuesday, march 4th.