Race Discovery

Duathlon Race Calendar in Michigan, United States

22 events found

Michigan Triathlon / Duathlon Championship logo
Sep
06

Michigan Triathlon / Duathlon Championship

Detroit, Michigan, United States
$75.00 - $225.00
Triathlon Duathlon Aquabike
Olympic Triathlon Sprint Triathlon Super Sprint Triathlon Duathlon +4
Rhoades McKee Reeds Lake Triathlon 2026 logo
Sep
12

Rhoades McKee Reeds Lake Triathlon 2026

East Grand Rapids, Michigan, United States
$50.00 - $170.00
Triathlon Duathlon Aquabike Swimming
Sprint Triathlon Sprint Duathlon Sprint Aqua Bike Sprint Relay +1
Last TRI logo
Sep
20

Last TRI

Shelby Township, Michigan, United States
$75.00 - $225.00
Triathlon Duathlon Aquabike
Olympic Triathlon Sprint Triathlon Super Sprint Triathlon Duathlon +4
Sprint and Splash logo
Sep
20

Sprint and Splash

Chesterfield, Michigan, United States
$45.00 - $110.00
Running Duathlon
5K 8.2K
The Dirty Mitten Gravel Triathlon logo
Sep
20

The Dirty Mitten Gravel Triathlon

Middleville, Michigan, United States
$59.67 - $169.00
Triathlon Duathlon Aquabike
28.2K 32.2K 23.3K Ultra +6
2027 Gaylord All Outdoors Tri 45 Winter Triathlon logo
Mar
06

2027 Gaylord All Outdoors Tri 45 Winter Triathlon

frederic, Michigan, United States
$50.00 - $60.00
Triathlon Duathlon
20K 15K
Epic Races' Island Lake Triathlon, Duathlon, Aquabike logo
Jun
05

Epic Races' Island Lake Triathlon, Duathlon, Aquabike

Brighton, Michigan, United States
$44.00 - $265.00
Triathlon Aquabike Duathlon Swimming
Olympic Triathlon Sprint Triathlon Super Sprint Triathlon (formerly Mini Sprint) Olympic Aquabike +6
Tri Goddess Triathlon logo
Jun
26

Tri Goddess Triathlon

Grass Lake, Michigan, United States
$43.00 - $206.50
Triathlon Aquabike Duathlon Swimming
22.2K Super Sprint Triathlon (formerly Mini Sprint) 17.7K Sprint Duathlon +2
Ann Arbor Tri, Du, & Aquabike logo
Jul
10

Ann Arbor Tri, Du, & Aquabike

Gregory, Michigan, United States
$55.00 - $265.00
Triathlon Aquabike Duathlon Swimming
Olympic Triathlon Sprint Triathlon Olympic Aquabike Sprint Duathlon +3
Race the Straits of Mackinac logo
Aug
16

Race the Straits of Mackinac

Mackinaw City, Michigan, United States
Triathlon Duathlon Aquabike
Long Course Triathlon Sprint Triathlon Super Sprint Triathlon Duathlon +5
Tri Millennium logo
Jul
24

Tri Millennium

Walker, Michigan, United States
Triathlon Duathlon Aquabike
25.6K 3.2K 6.4K 29.9K +8
TridelSol Olympic, Sprint & Super Sprint Triathlon, Duathlon, Aquabike, Relay & Swim Only Event logo
Jul
19

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

Middleville, Michigan, United States
Triathlon Duathlon Aquabike Swimming Cycling Running
Ultra 41.5K 1.5K 40K +8