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Triathlons in Michigan

Michigan has 31 upcoming triathlons scheduled for 2026. Two months carry most of the calendar: July (13) and August (7) together account for 65% of races (20 of 31). No single city dominates the calendar. Grand Rapids leads with 4 races, followed by Battle Creek (3), Middleville (3), and Midland (2). The remaining 61% of the calendar is spread across smaller cities.

Triathlons by month in Michigan

Jul (13) · Aug (7) · Sep (5) · Jun (2) · Mar (1) · May (1) · Oct (1) · Nov (1)

Showing 24 of 31

Tri-Kids-Try Youth Triathlon
Triathlon

Tri-Kids-Try Youth Triathlon

July 17, 2026
Midland, MI
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Triathlon

Cereal City Triathlon & Duathlon

Battle Creek, MI

Triathlon

Cereal City Triathlon & Duathlon

July 18, 2026
Battle Creek, MI
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Triathlon

Tri-Kids-Try Youth Triathlon

Midland, MI

Triathlon

Tri-Kids-Try Youth Triathlon

July 18, 2026
Midland, MI
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Triathlon

TriWalloon - Walloon Lake Triathlon

Walloon Lake, MI

Triathlon

TriWalloon - Walloon Lake Triathlon

July 18, 2026
Walloon Lake, MI
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Cereal City Triathlon & Duathlon
Triathlon

Cereal City Triathlon & Duathlon

July 18, 2026
Battle Creek, MI
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TridelSol Olympic, Sprint & Super Sprint Triathlon, Duathlon, Aquabike, Relay & Swim Only Event
Triathlon

TridelSol Olympic, Sprint & Super Sprint Triathlon, Duathlon, Aquabike, Relay & Swim Only Event

July 19, 2026
Middleville, MI
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Triathlon

Tri Del Sol YMCA

Middleville, MI

Triathlon

Tri Del Sol YMCA

July 22, 2026
Middleville, MI
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Triathlon

Pterodactyl Triathlon

Brighton, MI

Triathlon

Pterodactyl Triathlon

July 22, 2026
Brighton, MI
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Tri Millennium
Triathlon

Tri Millennium

July 24, 2026
Walker, MI
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myTEAM TRIUMPH West MI - Tri Millennium Sprint -- Captain & Angel Registration
Triathlon

myTEAM TRIUMPH West MI - Tri Millennium Sprint -- Captain & Angel Registration

July 25, 2026
Grand Rapids, MI
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Triathlon

TriMillennium Kids Triathlon

Grand Rapids, MI

Triathlon

TriMillennium Kids Triathlon

July 25, 2026
Grand Rapids, MI
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Triathlon

2026 Tri Millennium Triathlon - Saturday

Grand Rapids, MI

Triathlon

2026 Tri Millennium Triathlon - Saturday

July 25, 2026
Grand Rapids, MI
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Triathlon

Detroit Triathlon

Detroit, MI

Triathlon

Detroit Triathlon

July 26, 2026
Detroit, MI
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Tri County Cross Country Camp
Triathlon

Tri County Cross Country Camp

August 11, 2026
Lupton, MI
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Cereal City KIDS Triathlon
Triathlon

Cereal City KIDS Triathlon

August 15, 2026
Battle Creek, MI
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Tamarac Tri
Triathlon

Tamarac Tri

August 15, 2026
Fremont, MI
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Chesaning Chamber of Commerce Dry-Tri
Triathlon

Chesaning Chamber of Commerce Dry-Tri

August 15, 2026
Chesaning, MI
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myTEAM TRIUMPH West MI - MiTi Tri -- Captain & Angel Registration
Triathlon

myTEAM TRIUMPH West MI - MiTi Tri -- Captain & Angel Registration

August 16, 2026
Grand Rapids, MI
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Barron Lake Triathlon
Triathlon

Barron Lake Triathlon

August 22, 2026
Niles, MI
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Capital City Kids Triathlon
Triathlon

Capital City Kids Triathlon

August 22, 2026
Lansing, MI
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Michigan Triathlon / Duathlon Championship
Triathlon

Michigan Triathlon / Duathlon Championship

September 6, 2026
Detroit, MI
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Rhoades McKee Reeds Lake Triathlon 2026
Triathlon

Rhoades McKee Reeds Lake Triathlon 2026

September 12, 2026
East Grand Rapids, MI
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Triathlon

Dragon Trails Triathlon (Sprint)

Lake Orion, MI

Triathlon

Dragon Trails Triathlon (Sprint)

September 13, 2026
Lake Orion, MI
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The Dirty Mitten Gravel Triathlon
Triathlon

The Dirty Mitten Gravel Triathlon

September 20, 2026
Middleville, MI
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Triathlons in Nearby States

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Frequently asked questions

What are the standard triathlon distances?▾
The main distances are Sprint (750m swim, 20K bike, 5K run), Olympic (1.5K swim, 40K bike, 10K run), Half-Ironman/70.3 (1.2mi swim, 56mi bike, 13.1mi run), and full Ironman (2.4mi swim, 112mi bike, 26.2mi run). Browse all distances on RACE.
What do I need for my first triathlon?▾
At minimum you need a swimsuit, goggles, a road or tri bike, helmet, running shoes, and a race belt for your number. Many beginners start with a sprint triathlon, which can be completed in 1-2 hours.
What is the difference between sprint and Olympic triathlon?▾
A sprint triathlon is roughly half the distance of an Olympic triathlon. Sprints typically take 1-1.5 hours while Olympic distance races take 2-3.5 hours. Sprints are ideal for beginners.
How do I qualify for the IRONMAN World Championship?▾
Athletes qualify by earning a slot at an IRONMAN-branded qualifying race. Each full IRONMAN event allocates slots to age group winners. The World Championship is held annually in Kailua-Kona, Hawaii.
What are the biggest triathlons in the US?▾
The SuperTri Chicago Triathlon is the largest single triathlon event with 8,000+ athletes. IRONMAN events in Texas, Florida, Lake Placid, and Arizona draw thousands. Escape From Alcatraz is a bucket-list race. Find them all on RACE.
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