The traditional Challenge. It begins in Harrison Hills Park and ends in North Park. Starts at 5:30 AM, finish time limit is 15 hours 4 minutes. Limit 600 participants, minimum unaccompanied age 12. Entry fee: $120 through June 24.
Also known as the Half Challenge, it begins near the Springdale High School and ends in North Park. Starts at 10:00 AM, finish time limit is 7 hours 53 minutes. If you ever contemplated trying the Challenge but never thought you could go the full distance, this may be for you. Limit 300 participants, minimum unaccompanied age 12. Entry fee: $120 through June 24.
This begins at Hartwood Acres Park and ends in North Park. Starts at 12:00 PM. It's intended for groups of up to 5 members, and the minimum unaccompanied age is 12. There are a few modest hills on this section of the trail. Limit 50 groups. The entry fee is for the entire group (not per person). Entry fee: $120 through June 24.
This year the race covers the northern section of the Baker Trail, starting north of Cook Forest at 6:30 AM. Runners will follow the Baker Trail south to Summerville, then turn east toward Brookville and end at the Evangelical United Methodist Church. Finish time limit 14 hours. Limit 120 participants, minimum age 16. Registration is FULL but you can add yourself to the waitlist on UltraSignup.com. Entry fee: $107.25 through July 7, $133.81 through August 24, $160.37 through August 26 4:30 AM.
Relay teams of up to 5 members cover the same course within the same time as the Solo runners. Course leg distances are 12.3, 10.4, 10.3, 9.7, 7.5 miles. Limit 10 teams, minimum age 16. (If you prefer, you may instead register via UltraSignup.com.) Entry fee: $186.93 through July 7, $240.06 through August 24, $293.18 through August 26 4:30 AM.
