Michigan Triathlon Calendar 2025-2026

Header image

Explore the best triathlons in Michigan for 2025-2026! Our updated list features 429 exciting races across the region. Find your next race in Michigan below and join the running community at these great events!

September 2025
Sep
13
Saturday

Turner's Trot 5K

5 km
Sep
14
Sunday

Ironman 70.3 Michigan

Triathlon
Sep
19-21
Fr - Su

Marji Gesick

Trail Run
Sep
19
Friday

Blake's Monster Dash 5k

5 km
Sep
20
Saturday

Hug, Love & Care 5K

5 km
Sep
20
Saturday

Run Iron Mountain

5 km 6 mi 13 mi
Sep
20
Saturday

Half Marathon at McCurdy Park

5 km 10 km 15 km 13 mi
Sep
20
Saturday

Alkebu-Lan Village 5k Run/Walk

5 km
Sep
20
Saturday

Hinz Could Fly

5 km
Sep
20-21
Sa - Su

Capital City River Run

5 km 13 mi
Sep
21
Sunday

Last TRI

Triathlon
Sep
27
Saturday

Escanaba Fall Classic Half Marathon

5 km 13 mi
Sep
27
Saturday

The Hungerford Trail Races

Trail Run 15 mi 45 km 50 mi
Sep
27-28
Sa - Su

Midwest Everest

Trail Run 10 km 20 km 50 mi 100 mi
Sep
27
Saturday

PGB Corporate 5K Gold Star "Raise the Roof Edition" Bay City, MI

5 km
Sep
27
Saturday

10 & 20 Mile Training Run

10 mi 20 mi
Sep
27-28
Sa - Su

Sault International Festival of Races

5 km 5 mi 13 mi
Sep
27
Saturday

Red Flannel 10K

5 km 10 km
Sep
27
Saturday

Coffee Classic Run

5 km 8 mi
Sep
27
Saturday

Park2Park Half-Marathon

5 km 13 mi
Articles
Mizuno Wave Rider 28: Elevating the Legacy of a Running Icon
Garmin Forerunner Review: Garmin Forerunner Series
Stride with Confidence: A Comprehensive Guide to Saucony Running Shoes
Essential Running Form Techniques for Enhanced Performance and Injury Prevention