The Dirty Mitten Gravel Triathlon
About this race
THE DIRTY MITTEN IS PROUD TO BE THE 2026 GRAVEL WORLD CHAMPIONSHIP OF THE UNIVERSE (yeah, we made that up, but the event is so good we are sticking with it)!
Based out of Camp Manitou-lin in Middleville, MI, The Dirty Mitten offers a beginner friendly sprint option (The Shorty), and a more challenging Olympic (The Long One) course.
9 EVENTS TO CHOOSE FROM: 4 events at each distance: The Shorty (sprintish), The Long One (olympicish), both feature triathlon, aquabike, duathlon and relay... plus you can join us virtually!
TO DO: Frederick Meijer Garden & Sculpture Park, John Ball Zoo, Gerald R. Ford Presidential Library & Museum
AIRPORT: Gerald R Ford International Airport
AIR TEMP (AVG): 54 F / 70 F
WATER TEMP (AVG): 67 F and wetsuit legal
We think we are awesome but will admit we are biased. Check out our athlete's forum to ask questions from those who have already experienced the awesomeness that is The Dirty Mitten!
The The Dirty Mitten Gravel Triathlon brings an exciting 28.2K, 32.2K, 23.3K, Ultra to Middleville, Michigan on September 21, 2025. Don't miss this beautiful event!
Pick your distance
Triathlon
The Shorty Triathlon (Sprint)
Swim 750m, Bike 14 Miles, Run 5k
The Shorty Relay - 2 person (Sprint)
Swim 750m, Bike 14 Miles, Run 5k
The Shorty Relay - 3 person (Sprint)
Swim 750m, Bike 14 Miles, Run 5k
The Long One Triathlon (Olympic)
Swim 1500m, Bike 31.9 Miles, Run 10k
The Long One Relay - 2 Person (Olympic)
Swim 1500m, Bike 31.9 Miles, Run 10k
The Long One Relay - 3 Person (Olympic)
Swim 1500m, Bike 31.9 Miles, Run 10k
Duathlon
The Shorty Duathlon (Sprint)
Run 5k, Bike 14 Miles, Run 5k
The Long One Duathlon (Olympic)
Run 5k, Bike 31.9 Miles, Run 10k
Aquabike
The Shorty Aquabike (Sprint)
Swim 750m, Bike 14 Miles
The Long One Aquabike (Olympic)
Swim 1500m, Bike 31.9 Miles
About Middleville
The Dirty Mitten Gravel Triathlon takes place in Middleville, Michigan, United States. The local timezone is America/Detroit.
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Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.
Nearby Events
The Dirty Mitten Gravel Bike Race
The Dirty Mitten Trail Run
The Dirty Mitten Gravel Triathlon
The Dirty Mitten Gravel Bike Race
The Dirty Mitten Trail Run