Triathlon Race Calendar in Michigan, United States

Sep

06

Michigan Triathlon / Duathlon Championship

Detroit, Michigan, United States

$75.00 - $225.00

Triathlon Duathlon Aquabike

Olympic Triathlon Sprint Triathlon Super Sprint Triathlon Duathlon +4

Sep

12

Rhoades McKee Reeds Lake Triathlon 2026

East Grand Rapids, Michigan, United States

$50.00 - $170.00

Triathlon Duathlon Aquabike Swimming

Sprint Triathlon Sprint Duathlon Sprint Aqua Bike Sprint Relay +1

Sep

13

Dragon Trails Triathlon (Sprint)

Lake Orion, Michigan, United States

$100.00 - $180.00

Triathlon

25.7K

Sep

15

Rambler Invitational

Perry, Michigan, United States

Trail running Triathlon

3.2K Boys High School Girls High School

Sep

20

Last TRI

Shelby Township, Michigan, United States

$75.00 - $225.00

Triathlon Duathlon Aquabike

Olympic Triathlon Sprint Triathlon Super Sprint Triathlon Duathlon +4

Sep

20

The Dirty Mitten Gravel Triathlon

Middleville, Michigan, United States

$59.67 - $169.00

Triathlon Duathlon Aquabike

28.2K 32.2K 23.3K Ultra +6

Sep

20

Driathlon

Bay City, Michigan, United States

$70.00 - $80.00

Triathlon

30K 48.3K

Sep

22

Caac White Jamboree #1

Portland, Michigan, United States

Triathlon Trail running

Boys Varsity & JV Girls Varsity & JV

Oct

03

6th Annual Grand River Color Tour Triathlon

Eaton Rapids, Michigan, United States

Free - $60.00

Triathlon Running

2K 5K

Mar

06

2027 Gaylord All Outdoors Tri 45 Winter Triathlon

frederic, Michigan, United States

$50.00 - $60.00

Triathlon Duathlon

20K 15K

May

23

Shi-Tri

Owosso, Michigan, United States

$70.00 - $110.00

Triathlon

24.1K

Jun

05

Epic Races' Island Lake Triathlon, Duathlon, Aquabike

Brighton, Michigan, United States

$44.00 - $265.00

Triathlon Aquabike Duathlon Swimming

Olympic Triathlon Sprint Triathlon Super Sprint Triathlon (formerly Mini Sprint) Olympic Aquabike +6