Marathon Seafood Festival
The premier event for great/fresh seafood and entertainment in the Florida Keys.


Marathon Seafood Festival March 14-15, 2026
The Marathon Seafood Festival is the 2nd largest FL Keys event with over 15,000 attendees & growing every year. Thank you to Tom Thumb Food Stores & Valero as our 2025 Original Marathon Seafood Festival Title Sponsor! Thank you Tom Thumb and all of our amazing sponsors!
The Marathon Seafood Festival is the premier event for great/fresh seafood and entertainment in the Florida Keys. Bring the whole family for two days and enjoy great cuisine, entertainment, and fun!

The Official Marathon Seafood Festival Program
Download The Official Original Marathon Seafood Festival Program by clicking on the button below. We look forward to serving you and we'll 'sea' you at the soon at our 49th annual Marathon Seafood Festival March 8-9, 2025!
Live Music
Live music entertainment throughout the 2-day event!
Fun Family Activities
The best entertainment for your kids.
Fresh Local Seafood
Fresh local seafood including lobster tails, stone crab, fish, shrimp, etc.