Thumb Coast Ultra & Relay

Thumb Coast Ultra & Relay - 50 Mile, 50K, & 50 ... - RunSignup

On Saturday, April 25, take on a point-to-point 50 Mile from Lake Huron in Harbor Beach to Saginaw Bay in Caseville, a fast and scenic 50K out-and-back, or ...

Thumb Coast Ultra & Relay | Caseville MI - Facebook

50 Mile, 50K, & Relay on April 25, 2026. Start at sunrise in Harbor Beach—50 Milers who reach Caseville before sunset snag the “Beat the Sun” prize ...

Thumb Coast Ultra 50 Mile, 50 Mile Relay and 50K

Join us on April 25, 2026 for this unique Michigan spring ultra marathon and relay experience. The Thumb Coast is a hidden gem in Michigan.