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!

December 2025
Dec
6
Saturday

Run Like The Dickens

5 km 10 km
Dec
6
Saturday

Dashing Through the Snow and Fire 5k

5 km
Dec
6
Saturday

Holiday Hustle Dexter

5 km 13 mi
Dec
20
Saturday

Half Marathon at McCurdy Park

5 km 10 km 15 km 13 mi
Dec
20
Saturday

Candy Cane Course - Lansing

5 km 12 km
Dec
31
Wednesday

Reeds Lake Resolution Run

4 mi
January 2026
Jan
23-24
Fr - Sa

Noquemanon Ski Marathon

Trail Run 25 km 50 km
Jan
24
Saturday

MRM Frozen Buttcheek

5 km
October 2120
Oct
31
Thursday

Fantastic Fake 5K

5 km 8 km
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