Doomsday 5k - Oakville, MO

Doomsday 5K is a 5K trail race at Cliff Cave County Park near Oakville, Missouri. The course starts on pavement, then follows the dirt Spring Valley Trail Outer Loop for most of the race, finishing on pavement, totaling about 5K with roughly 272 feet of elevation gain. The all-dirt Spring Valley Trail features rolling hills, roots and rocks, and is beginner-friendly.

The event is cup-free and sustainability-minded, asking runners to bring their own mug for post-race coffee and snacks. Finishers receive a custom medal; top male and female earn a $50 credit toward Terrain Trail Runners’ events. On-site registration is available. Visit the organization's website for the most recent information.