Butterfield Backyard

Butterfield Backyard Ultramarathon

Date: Saturday, May 16, 2026

Location: Butterfield Trailhead Regional Park, 8307 Herriman Hwy, Herriman, UT 84096

Description: This unique race consists of a 4.167-mile loop course that runners complete once every hour for either 6 or 12 hours. Runners who complete at least one loop receive a finisher's medal, and those completing 50 miles receive a custom beanie. The final loop is timed to determine overall winners.

Race Times:

• 12-hour race: Starts at 7:00 AM MT
• 6-hour race: Starts at 3:00 PM MT

Registration:

• 12-hour race: Early registration ($80 until November 17), Normal registration ($90), Late registration ($100 after April 16)
• 6-hour race: Early registration ($60 until November 17), Normal registration ($70), Late registration ($80 after April 16)

Website: www.happytrailsrace.com