Triathlon Race Calendar in Michigan, United States

Tri Millennium

Walker, Michigan, United States

24 Jul, 2026 (Fri) – 25 Jul, 2026

$45.00 - $139.00

Triathlon, Duathlon, Aquabike

25.6K 3.2K 6.4K 29.9K +8

myTEAM TRIUMPH West MI - Tri Millennium Sprint -- Captain & Angel Registration

Grand Rapids, Michigan, United States

25 Jul, 2026 (Sat)

Free - $25.00

Triathlon

5K

Cereal City Kids Triathlon

Battle Creek, Michigan, United States

15 Aug, 2026 (Sat)

$35.00

Triathlon

Cereal City KIDS Triathlon Cereal City KIDS Triathlon VIRTUAL

Chesaning Chamber of Commerce Dry-Tri

Chesaning, Michigan, United States

15 Aug, 2026 (Sat)

$30.00 - $65.00

Triathlon, Running

25.5K 5K

myTEAM TRIUMPH West MI - MiTi Tri -- Captain & Angel Registration

Grand Rapids, Michigan, United States

16 Aug, 2026 (Sun)

Free - $25.00

Triathlon

10K

Michigan Titanium

Grand Rapids, Michigan, United States

16 Aug, 2026 (Sun)

$699.00

Triathlon

Ultra

Dragon Trails Triathlon (Sprint)

Lake Orion, Michigan, United States

13 Sep, 2026 (Sun)

$100.00 - $180.00

Triathlon

25.7K

The Dirty Mitten Gravel Triathlon

Middleville, Michigan, United States

20 Sep, 2026 (Sun)

$56.33 - $149.00

Triathlon, Duathlon, Aquabike

28.2K 32.2K 23.3K Ultra +6

Driathlon

Bay City, Michigan, United States

20 Sep, 2026 (Sun)

$60.00 - $70.00

Triathlon

30K 48.3K

6th Annual Grand River Color Tour Triathlon

Eaton Rapids, Michigan, United States

03 Oct, 2026 (Sat)

Free - $60.00

Triathlon, Running

2K 5K

2027 Gaylord All Outdoors Tri 45 Winter Triathlon

frederic, Michigan, United States

06 Mar, 2027 (Sat)

$50.00 - $60.00

Triathlon, Duathlon

20K 15K

Shi-Tri

Owosso, Michigan, United States

17 May, 2026 (Sun)

Triathlon

24.1K