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Triathlon / Multisport

A triathlon is an endurance multisport race consisting of swimming, cycling, and running over various distances. Find triathlons and multisport events.

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Road Running
Trail Running
Triathlon
IRONMAN 70.3 Indian Wells
Dec
06
26
Palm Springs
,
California
Half Ironman
IRONMAN 70.3 Florida
Dec
13
26
Orlando
,
Florida
Half Ironman
Tinsel Triathlon & 5K
Dec
13
26
,
California
Sprint
5K
2027 New Year’s Duathlon and 5K Run/Walk
Jan
02
27
Folsom
,
California
5K
Relay
Oro Valley Triathlon and Duathlon Festival
Mar
13
27
Tucson
,
Arizona
Olympic
Sprint
Bayshore 70.4 and Sprint Triathlon
Mar
13
27
Long Beach
,
California
Olympic
Sprint
MomsTRI Women's Sprint Triathlon
Mar
13
27
Phoenix
,
Arizona
Sprint
The Rocky Hill Triathlon
Mar
13
27
,
California
10K
5K
Sprint
Olympic
IRONMAN 70.3 Dallas–Little Elm
Mar
14
27
Dallas
,
Texas
Half Ironman
2027 Escape the Swamp Triathlon
Mar
14
27
,
Florida
Super Sprint
Desert Endurance: Tucson Triathlon Camp
Mar
17
27
Tucson
,
Arizona
No items found.
Ice Breaker Sprint Tri and 5K
Mar
20
27
American Fork
,
Utah
Sprint
5K
Spring Fling Duathlon/5k
Mar
20
27
Fresno
,
California
Sprint
The Grand Traverse
Mar
28
27
Crested Butte
,
Colorado
No items found.
IRONMAN 70.3 Oceanside
Apr
03
27
San Diego
,
California
Half Ironman
IRONMAN 70.3 Texas
Apr
04
27
Galveston
,
Texas
Half Ironman
Caveman Triathlon
Apr
04
27
,
Texas
Sprint
ICE Breaker Triathlon
Apr
10
27
Sacramento
,
California
Sprint
Saint George Triathlon
Apr
10
27
St. George
,
Utah
Sprint
Antelope Island Duathlon and Half Marathon
Apr
10
27
Salt Lake City
,
Utah
Half Marathon
10K
5K
Sprint
2027 Cal Tri Lake Perris
Apr
11
27
,
California
Sprint
Olympic
US Triathlon Cross National Championship - ATX Off-Road X-TRI & DU
Apr
17
27
Austin
,
Texas
Olympic
Sprint
Millerton Lake Crows Nest Triathlon, 5k & 10k
Apr
18
27
Fresno
,
California
Sprint
Olympic
10K
5K
Ironman Texas
Apr
24
27
The Woodlands
,
Texas
Ironman
XTERRA New Jersey
Apr
24
27
,
New Jersey
Marathon
Half Marathon
Olympic
Sprint
10K
Grapes of Wrath Triathlon, 5k & 10k
Apr
25
27
,
California
10K
5K
Olympic
Sprint
Orange County Multi-Sport Festival
Apr
25
27
,
California
5K
Sprint
Relay
Kids
2027 Cal Tri Culpeper
Apr
25
27
,
Virginia
Sprint
Olympic
Spring Classic Duathlon
May
01
27
Vancouver
,
Washington
5K
10K
Half Marathon
2026 Cal Tri Ventura
May
02
27
Ventura
,
California
Sprint
Olympic
IRONMAN 70.3 Gulf Coast
May
08
27
Panama City
,
Florida
Half Ironman
Folsom Lake International Triathlon
May
08
27
Folsom
,
California
Olympic
Sprint
Gator Grinder Triathlon
May
08
27
Canby
,
Oregon
Sprint
IRONMAN 70.3 Chattanooga
May
16
27
Chattanooga
,
Tennessee
Half Ironman
IRONMAN Jacksonville
May
16
27
Jacksonville
,
Florida
Ironman
Honolulu Triathlon
May
16
27
Honolulu
,
Hawaii
10K
Olympic
Sprint
2027 Cal Tri Richmond
May
16
27
Richmond
,
Virginia
5K
Olympic
Sprint
Westwood Lake Triathlon
May
16
27
Nanaimo
,
British Columbia
Sprint
Olympic
Playtri Fort Worth Triathlon & Run-Bike-Run
May
16
27
Fort Worth
,
Texas
Sprint
Olympic
XTERRA North American Championship
May
21
27
,
Alabama
Olympic
Sprint
Kids
IRONMAN 70.3 Northern California
May
23
27
Redding
,
California
Half Ironman
Menlo Park Kids Triathlon
May
23
27
Menlo Park
,
California
Kids
Ski to Sea
May
30
27
Bellingham
,
Washington
Relay
2027 CapTex Tri
May
31
27
Austin
,
Texas
Sprint
Olympic
IRONMAN 70.3 Hawaii
Jun
05
27
Kailua-Kona
,
Hawaii
Half Ironman
Lake Wilderness Run and Lake Wilderness Triathlon
Jun
05
27
Maple Valley
,
Washington
Sprint
Olympic
5K
10K
Half Marathon
Wellfleet Sprint Triathlon
Jun
05
27
Wellfleet
,
Massachusetts
Sprint
Oliver Triathlon
Jun
05
27
Oliver
,
British Columbia
Sprint
Olympic
Half Iron
Treasure Valley Triathlon
Jun
05
27
Boise
,
Idaho
Sprint
IRONMAN 70.3 Omaha
Jun
06
27
Omaha
,
Nebraska
Half Ironman