When Is 2025 Mardi Graspop 2024. The timing of mardi gras varies each year, aligning with the lunar calendar. However, carnival celebrations always begin on january 6, a date referred to in the christian calendar as the twelfth night.

Mardi gras 2025 is on march 4th 2025, with the main celebrations happening in the two weeks leading up to the date itself. The official start of carnival season.