Blacks Grove Backyard Ultra
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Event overview
The Blacks Grove Backyard Ultra is a backyard ultra-style trail event held at Blacks Grove Park in Wadena, Minnesota. The event spans May 22–24, 2026 and is organized by Agony of DeFeet Wadena Run Club. Two participation options are listed: a Backyard Ultra division (last runner standing) and a One-Loop Fun Run.
Format and course
The event uses a loop format where each loop is 4.167 miles and runners start a new loop on a fixed schedule. The course is singletrack trail with winding, uneven surfaces, rolling hills, roots, rocks, and other natural obstacles. The organizer describes the trail as technical in spots.
Logistics
Camping areas will be available for runners and crews. Personal or portable fire pits are prohibited; only fire pits provided by the event or park may be used. Personal tents and canopy setups are allowed. An aid station is provided at the start/finish corral and a designated crew area is available.
Gear, rules, and awards
Required or recommended gear includes a headlamp for after dark, reflective or visibility gear, personal hydration and nutrition, weather-appropriate layers, trail shoes, and a first aid kit. Full race rules and a required waiver are provided at registration and check-in. The last runner to complete a solo loop is declared the event winner; other entrants who stop receive a DNF. Visit the organization's website for the most recent information.
