St Tammany Crab Festival 2025. The event features over 50 teams competing for honors and the title of “best crawfish in st. Tammany crab festival celebrates the crustacean at slidell’s heritage park with two days full of live music, local cuisine, and activities for visitors of all ages.

Tammany crab festival celebrates food, music and fun on the scenic shore of bayou bonfouca in slidell for two big days, typically held on the last weekend of september. Tammany crab festival returns to the scenic shore of bayou bonfouca in slidell for three big days of music, food and festival fun, september 20, 21 and 22, 2019.