Race Discovery

Duathlon Race Calendar

402 events found

Texas City Triathlon, Duathlon, & Aquabike logo
Sep
18

Texas City Triathlon, Duathlon, & Aquabike

Texas City, Texas, United States
Free - $140.00
Triathlon Duathlon Aquabike
29.6K Sprint Triathlon - Guardians 32.3K 24.6K +9
Sold Out! Tarpon Springs Sprint Triathlon/Duathlon/Aquabike/5K logo
Sep
18

Sold Out! Tarpon Springs Sprint Triathlon/Duathlon/Aquabike/5K

Tarpon Springs, Florida, United States
$25.00 - $258.00
Triathlon Duathlon Aquabike Running
Sprint Elite Sprint Age Group Sprint Athena Sprint Clydesdale +17
Robious Landing Triathlon logo
Sep
19

Robious Landing Triathlon

Midlothian, Virginia, United States
$55.00 - $170.00
Triathlon Duathlon Aquabike
23.8K 24.9K 25.9K 20K +4
Cal Tri Dfw - 9.26.27 logo
Sep
26

Cal Tri Dfw - 9.26.27

Valley View, Texas, United States
$23.86 - $500.00
Triathlon Duathlon Swimming Running
Sprint Triathlon Olympic Triathlon Sprint RunBikeRun (5km run, 26km bike, 5km run) Sprint SwimBike +9
Cal Tri Lake Havasu - 10.24.27 logo
Oct
24

Cal Tri Lake Havasu - 10.24.27

Lake Havasu City, Arizona, United States
Free - $500.00
Triathlon Duathlon Aquabike Swimrun Swimming Running
Sprint Triathlon Olympic Triathlon Youth Sprint Triathlon Sprint RunBikeRun (5km run, 19.8km bike, 5km run) +15
Hart Park After Work 5K and Mtb Series Race #4 logo
Oct
01

Hart Park After Work 5K and Mtb Series Race #4

Bakersfield, California, United States
Mountain biking Running Duathlon Cycling
9.7K 5K 14.5K +2
She Tris Sprint Triathlon- Huntersville (NC) logo
Sep
27

She Tris Sprint Triathlon- Huntersville (NC)

Huntersville, North Carolina, United States
Triathlon Running Duathlon
Individual Relay Team Aquathlon Individual Duathlon +11
2026 J-Hawk Latebird Race Series: Duathlon, Triathlon (Olympic, Sprint, & SuperSprint), AquaBike (Oly & Sprint) logo
Sep
27

2026 J-Hawk Latebird Race Series: Duathlon, Triathlon (Olympic, Sprint, & SuperSprint), AquaBike (Oly & Sprint)

Whitewater, Wisconsin, United States
Triathlon Duathlon
25.7K 29K 48.3K
Atlantic Triathlon logo
Sep
27

Atlantic Triathlon

Far Rockaway, New York, United States
Triathlon Duathlon
24.1K 29K
DQ Treasure Island Sprint Triathlon, Duathlon, Aquabike, & Kayak Triathlon *# logo
Sep
27

DQ Treasure Island Sprint Triathlon, Duathlon, Aquabike, & Kayak Triathlon *#

PT Pleasant, New Jersey, United States
Triathlon Duathlon Aquabike
22.1K 24.9K 17.3K 24.1K +3
South Seas Captiva Island Triathlon logo
Sep
27

South Seas Captiva Island Triathlon

Captiva Island, Florida, United States
Triathlon Duathlon Aquabike
Sprint Triathlon Sprint Duathlon Sprint Aquabike Sprint Triathlon Relay +1
Island Girl Triathlon and Duathlon logo
Sep
27

Island Girl Triathlon and Duathlon

Texas City, Texas, United States
Duathlon Triathlon
17.7K 16.5K Sprint Triathlon - Relay