Ultra races in Michigan, United States — 2026 running calendar

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

Caseville, Michigan, United States

24 Apr, 2027 (Sat)

$55.00 - $150.00

Trail running, Running

Ultra +3

Run 31 Challenge

Holland, Michigan, United States

01 Jun, 2026 (Mon) – 31 Aug, 2026

Free

Running

Ultra

Walk for Warriors Holland Michigan.

Holland, Michigan, United States

16 May, 2026 (Sat)

Running

8K 16.1K 24.1K 32.2K +2

Traverse City Trail Running Festival

Traverse City, Michigan, United States

08 May, 2026 (Fri) – 09 May, 2026

Running

10K 5K 25K Ultra +8

Walk for Warriors Richmond, MI

Richmond, Michigan, United States

02 May, 2026 (Sat)

Running

8K 16.1K 24.1K 32.2K +2

G.R.A. 100 Mile CHALLENGE

Grayling, Michigan, United States

01 May, 2026 (Fri) – 31 Oct, 2026

Running

Ultra