Michigan
Michigan Triathlon Calendar 2026-2027
Monthly updates for Michigan
Get new running races (and updates) in your inbox every month.
Explore the best triathlons in Michigan for 2026-2027! Our updated list features 15 exciting races across the region. Find your next race in Michigan below and join the running community at these great events!
February 2027
A winter multisport event at Cannonsburg Ski Area combining trail run, fat‑bike, and cross country ski formats with race and single-discipline options.
March 2027
USA Triathlon winter national championship in Gaylord MI with run, bike and ski races, adaptive divisions and national age group awards.
May 2027
Shi-Tri is a run, paddle and bike triathlon in Downtown Owosso along the Shiawassee River. Entrants may compete individually or as a 2 to 3 person relay and choose to race or take a recreational pace.
June 2027
Multisport race day at Island Lake State Recreation Area in Brighton, Michigan on June 5, 2027, offering Olympic and sprint triathlons, relays, aquabike, a duathlon, and timed practice swims. Swim in Kent Lake, bike rolling tree lined roads, and run..
Tri Greenville Triathlon & Duathlon at Baldwin Lake offers adult sprint tri and du races, an adult relay, youth tri divisions, and a 2.2 mile fun run.
Monthly updates for Michigan
Get new running races (and updates) in your inbox every month.
A 15 miles kayak, bike and run through the Huron National Forest from Mio Pond to Boney Park, held as an individual or team event benefiting Love INC of Oscoda County.
Multi format triathlon event in Ada, Michigan on June 13, 2027 offering Super Sprint to Half distances, relays, swim only, duathlon, aquabike and a month long virtual option.
Tri Goddess Triathlon hosts sprint and super sprint swim bike run formats at Portage Lake, with a relay option, a timed open water practice swim, and post-race food in Waterloo State Recreation Area.
July 2027
Ann Arbor Tri at Halfmoon Lake offers Olympic and sprint triathlons, duathlon, aquabike, relays and a one mile open water swim in Pinckney Recreation Area.
Race day at Barlow Lake in Middleville MI featuring Olympic, Sprint and Super Sprint triathlons plus duathlons, aquabikes, relays and swim only events.
An annual Rudyard Lions Club event in Northern Michigan featuring a triathlon and a 5K road race on July 25, 2027; individuals and teams can register online.
August 2027
Sprint triathlon at Fremont Lake Park on August 7, 2027 featuring a 750 m swim, 12.4 mile bike, and 5K run with individual and relay entries.
A 15.85 mile Dry-Tri in Chesaning combining a bike ride, a river run, and a kayak or canoe paddle with chip timing and age group competition on 08/14/2027.
A multi-discipline event in Grand Rapids featuring a 140.6 mile full triathlon plus half, Olympic and sprint distances, relays, swim-only races and a virtual solo option.
October 2027
A 7th annual Eaton Rapids triathlon combining a 2 km kayak, 15 mile bike and 5 km run with a color powder finish on the final run leg.