Calvins Challenge 2026

  • Cycling
  • 86,400 km
  • 86,400 km
  • 43,200 km
  • 43,200 km
  • 21,600 km
  • 21,600 km
  • 16,093 km
  • 16,093 km
  • 86,400 km
  • 43,200 km
  • 21,600 km
  • 16,093 km
1675 E Possum Rd, Springfield, OH 45502
UltraCycling Events

Interested in participating?

Add this event to your list to receive updates and have your own events calendar

About the Event

Calvins Challenge 2026

Dates: Sat May 16 - Sun May 17, 2026

Location: Springfield, OH

Organizer: UltraCycling Events

Description: Road Race Event

Discounted Fee Deadline: Monday, Mar 30, 2026 at 11:59 PM ET

  • 24-Hour Non-Drafting (RAAM Qualifier)
  • 24-Hour Drafting Allowed
  • 12-Hour Non-Drafting - WUCA 12-hour Championship
  • 12-Hour Drafting Allowed
  • 6-Hour Non-Drafting - WUCA 6-hour Championship
  • 6-Hour Drafting Allowed
  • 100-Mile Non-Drafting
  • 100-Mile Drafting Allowed
  • 24-Hour Drafting Allowed Team (2-to-8)
  • 12-Hour Drafting Allowed Team (2-to-8)
  • 6-Hour Drafting Allowed Team (2-to-8)
  • 100-Mile Drafting Allowed Team (2-to-8)

Online Registration Deadline: Thursday, May 14, 2026 at 11:59 PM ET

How to get there

Courses

Tickets

This event is not sold through Apuama. Check prices and availability directly on the organizer's website.
24-Hour Non-Drafting (RAAM Qualifier)$150.00
24-Hour Drafting Allowed$150.00
12-Hour Non-Drafting - WUCA 12-hour Championship$150.00
12-Hour Drafting Allowed$150.00
6-Hour Non-Drafting - WUCA 6-hour Championship$150.00
6-Hour Drafting Allowed$150.00
100-Mile Non-Drafting$100.00
100-Mile Drafting Allowed$100.00
24-Hour Drafting Allowed Team (2-to-8)$150.00
12-Hour Drafting Allowed Team (2-to-8)$150.00
6-Hour Drafting Allowed Team (2-to-8)$150.00
100-Mile Drafting Allowed Team (2-to-8)$100.00
Sponsor or Donation$0.00
One Day WUCA membership$10.00
Custom Calvins Jersey$100.00
Custom 2025 Calvins Jersey$100.00
Custom 2025 Calvins t-shirt for You and Crew Members$25.00
Custom 2025 Calvins Challenge Medallion$20.00
Event Website