OVERNIGHT Rat Race

The OVERNIGHT Rat Race - UNSANCTIONED is an extreme endurance running event taking place in Springfield, MO, from May 23 to May 24, 2025. Participants can choose between a 4-hour or 6-hour challenge, navigating the urban landscape without course markings or volunteer support. The race emphasizes strategy and resourcefulness, as runners must hit various points of interest (POIs) to earn points and subtract time.

This unsanctioned event is designed for experienced runners, requiring essential gear like GPS devices and reflective clothing for safety. Registration includes a retro-inspired race shirt, a custom bib, and post-race snacks. Visit the organization's website for the most recent information.