Yellowbrick Backyard Ultra

JUN
13
2026
The Yellowbrick Backyard Ultra is a last-runner-standing event in Peoria's Kinsey Park. Runners tackle a 4.16-mile trail loop every hour until only one remains. All participants get a shirt and sticker, with extra prizes for hitting distance milestones.
Sat 13 Jun 2026
Backyard Ultra (4.16-Mile...

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Event Format

The Yellowbrick Backyard Ultra is a "last runner standing" event. Participants run a 4.16-mile loop starting every hour on the hour until only one runner remains. Runners who do not return to the start line on time for the next loop are out of the race.

Course

The event takes place at Kinsey Park in Peoria, Illinois. The loop is a 100% single-track trail with no roads or water crossings. The trail theme is based on The Wizard of Oz. The course has rolling hills, with an elevation gain of approximately 70 feet per mile.

Support and Logistics

There is an aid station at the start/finish area. It offers snacks, sandwiches, fruit, warm foods like soup and potatoes, as well as water, Gatorade, and soda. Packet pickup is available the day before the race and on race morning at the start area.

Additional Information

All participants receive a T-shirt, sticker, and participant award. Additional prizes are given for the overall winner and for runners who reach 50k, 50-mile, and 100-mile distances. Pacers are not allowed on the course, but crews are permitted at the start/finish area. Dogs are allowed but must be leashed and remain in the start/finish area. Camping is not permitted at the park. Visit the organization's website for the most recent information.

Backyard Ultra (4.16-Mile Loops)