Michigan Triathlon Calendar 2025-2026

Jun

6

Saturday

Stop the Traffick

Kalamazoo, Michigan

5 km

Jun

6

Saturday

MISH Waterfront Marathon

Gladstone, Michigan

10 km 21 km 42 km

Jun

7

Sunday

Happy Soles 5k Run/Walk/Bike & Virtual Challenge

Taylor, Michigan

5 km

Jun

13-14

Sa - Su

Tough Mudder - Michigan

Oxford, Michigan

Obstacle Run 5 km 15 km

Jun

13

Saturday

Summer Trail Fest Ultra

Laingsburg, Michigan

Trail Run 50 km

Jun

13

Saturday

M22 Challenge

Empire, Michigan

Multisport

Jun

13

Saturday

Grand Ledge Education Foundation Comet Chase

Grand Ledge, Michigan

5 km

Jun

13

Saturday

Three Oaks Flag Day 5K

Three Oaks, Michigan

5 km

Jun

20

Saturday

Charlevoix Marathon

Charlevoix, Michigan

5 km 10 km 21 km 42 km

Jun

20

Saturday

Lcwc Vitality 5K

Lakeview, Michigan

5 km

Jun

27

Saturday

Tri Goddess Triathlon

Grass Lake, Michigan

Triathlon

Jun

27

Saturday

Grand Rapids Trail Run

Grand Rapids, Michigan

Trail Run 5 km 9 km 18 km

Jul

4

Saturday

Volksläufe - The People's Race

Frankenmuth, Michigan

5 km 10 km 13 mi

Jul

4

Saturday

Yankee Doodle DASH 5K

Marquette, Michigan

5 km

Jul

11

Saturday

Tawas Bay Summerfest 10k

East Tawas, Michigan

5 km 10 km

Jul

18-19

Sa - Su

Michigan Spartan Event Weekend

Belmont, Michigan

Obstacle Run 5 km 10 km

Jul

18

Saturday

Ode to Laz Michigan Backyard Ultra

Holly, Michigan

Backyard Ultra 4 mi

Oct

30

Wednesday

Fantastic Fake 5K

Brighton, Michigan

5 km 8 km