The Gretna Gritty is Gretna Glen’s annual 5K mud run fundraiser, now in its 13th year! Tackle 20+ obstacles across a rugged, hilly 5K course. Whether you’re an avid racer or just looking to have some fun with friends and family, the Gretna Gritty is a great day for everyone. Come ready to get muddy, make memories, and have a whole lot of fun! Competitive runners, walkers, first-timers, teams, solo runners, and spectators are all welcome. You don’t have to be in peak shape, just ready to get muddy! Gritty Heats (12 & Up) Competitive Heats at 8am Non-Competitive begins at 8:30 Nitty Gritty (5-11 Years Old) 9-11:30am