Skunk Hollow Sneaker Chase
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Skunk Hollow Sneaker Chase & Backyard Ultra - Casper Mountain, July 18, 2026
The event offers two formats on forested cross-country ski and single-track trails on Casper Mountain, with course elevations around 7,800 to 8,100 feet. The loop measures about 4.15–4.20 miles and gains roughly 450 feet per lap. The start/finish and event area are at the Casper Mountain Trails Center (9301 Casper Mountain Rd, Casper, WY 82601).
Distances
- 8 mile - two 4.17-mile laps
- Backyard Ultra - 4.17-mile lap repeated hourly
The 8 mile option consists of two laps. Trekking poles are allowed for the 8 mile. All 8 mile finishers receive awards; age-group awards are given to the top three males and females in 39 & Under and 40 & Up categories. Food and beverages are provided after the race.
The Backyard Ultra uses the same loop and begins a new lap on the hour; a coin toss determines lap direction. Participants must be in the start corral at the bell and must start with the bell; each lap must be completed within an hour. Trekking poles are not allowed for the Backyard Ultra. No non-participants or pacers are permitted on the course. Personal aid is restricted to the start/finish aid station area.
Registration notes: online registration closes July 16 at 11:59 p.m. MT. Late registration is available at packet pickup on July 17 for cash or check only; there is no race day registration. Only the first 75 combined participants receive the registration souvenir. No refunds or rollovers are available.
Spectators have multiple viewing areas within walking distance of the course and are encouraged to bring chairs and noisemakers to watch runners. Visit the organization's website for the most recent information.
