Duathlons in the West
Santa Barbara, CA
Santa Barbara Triathlon
Aug 24, 2024
Newport Beach, CA
Cal Tri Newport Dunes
Nov 3, 2024
Enumclaw, WA
Mount Rainier Duathlon
May 5, 2024
San Rafael, CA
Marin County Triathlon
Oct 26, 2024
Mount Shasta, CA
Mount Shasta Tinman Triathlon
Sep 1, 2024
Lake Stevens, WA
Lake Stevens Triathlon
Sep 7, 2024
Chula Vista, CA
CVC San Diego Triathlon
Aug 18, 2024
Anchorage, AK
Hammerman Triathlon & Duathlon
Jul 8, 2023
Spring Duathlon Series
May 21, 2024
Jun 4, 2024
Jun 18, 2024
Nic's Race
Sep 29, 2024
Sammamish, WA
Soaring Eagle USAT Duathlon
Jun 8, 2024
Solana Beach, CA
Solana Beach Triathlon & Duathlon
Jul 28, 2024
Boulder City, NV
Rage Triathlon
Apr 27, 2024
Pumpkinman Triathlon
Oct 26, 2024
Capitola, CA
Mermaid Triathlon & Duathlon Capitola
Oct 5, 2024
Incline Village, NV
Xterra Lake Tahoe Off-Road Triathlon
Sep 15, 2024
Granite Bay, CA
New Year's Duathlon & 5K
Jan 6, 2024
Dirty Duathlon
Jan 27, 2024
Happy Kids Duathlon - #1
Jan 27, 2024
Double Duathlon
Feb 10, 2024
Happy Kids Duathlon - #2
Feb 10, 2024
Happy Kids Duathlon - #3
Feb 24, 2024
Happy Kids Duathlon - #4
Mar 9, 2024
Happy Kids Duathlon #5
Mar 23, 2024
Ice Breaker Triathlon
Apr 13, 2024
San Jose, CA
TriAVAC
Mar 23, 2024
Moscow, ID
Palouse Sprint Triathlon
Sep 9, 2023
Aurora, CO
SheSprints
Sep 7, 2024
Aptos, CA
Sandman Triathlon
Aug 27, 2023
Benton City, WA
Rage in the Sage
May 11, 2024
Vancouver, WA
Spring Classic Duathlon & Half Marathon
Apr 21, 2024
Columbia River Triathlon
Aug 10, 2024
Aug 9, 2024
Girlfriends Triathlon
Aug 11, 2024
Folsom, CA
Cal Tri Folsom
Sep 8, 2024
Coeur d'Alene, ID
Coeur d'Alene Triathlon
Aug 10, 2024
Los Angeles, CA
Cal Tri LA
Oct 20, 2024
Tahoe City, CA
Lake Tahoe Triathlon
Aug 24, 2024
Aug 25, 2024
Fairview, OR
PDX Triathlon Festival
Jun 3, 2023
Jun 4, 2023
Boise, ID
Wild River Dash
Aug 24, 2024
Santa Cruz, CA
Tri Santa Cruz
Aug 11, 2024
Pasadena, CA
Pasadena Triathlon
Mar 8, 2025
Ventura, CA
Cal Tri Ventura
May 5, 2024
Truckee, CA
Donner Lake Triathlon
Jul 28, 2024
Jul 27, 2024
San Diego, CA
Spring Sprint Triathlon Festival
May 5, 2024
Mission Bay Triathlon
Oct 13, 2024
Lake Hodges Off-Road Challenge Duathlon
Oct 20, 2024
Seeley Lake, MT
Seeley Lake Challenge Duathlon/Triathlon
Aug 3, 2024
Boulder, CO
Colorado Triathlon
Jun 1, 2024
Boulder Sunrise Triathlon
Jun 23, 2024
Boulder Peak Triathlon
Jul 14, 2024
Boulder Sunset Triathlon
Aug 24, 2024
Harvest Moon Long Course Triathlon
Sep 7, 2024
Pocatello, ID
Bengal Triathlon
Apr 13, 2024
Helena, MT
Helena Outdoor Triathlon
Jul 7, 2024
Goleta, CA
Goleta Beach Triathlon
Jul 28, 2024
Pagosa Springs, CO
Pagosa Duathlon
Jul 6, 2024
Ennis, MT
Madison Duathlon
Jul 7, 2024
Castaic, CA
Cal Tri Castaic Lake
Jun 15, 2024
Herald, CA
TRI for FUN Triathlon #1
Jun 9, 2024
TRI for FUN Triathlon #2
Jul 14, 2024
TRI for FUN Triathlon #3
Aug 11, 2024
Riverton, UT
TriathaMom
Aug 3, 2024
Canon City, CO
Tunnel Vision Duathlon
Oct 14, 2023
Crescent City, CA
Crescent City Triathlon
Jul 28, 2024
Sweet Home, OR
Best in the West Triathlon Festival
Jun 8, 2024
Jun 9, 2024
San Dimas, CA
LA Tri Series #1
Apr 7, 2024
LA Tri Series #2
Oct 6, 2024
LA Tri Series #3
Nov 24, 2024
Laguna Beach, CA
Pacific Coast Triathlon
Sep 15, 2024
Mission Viejo, CA
Orange County Triathlon
Apr 28, 2024
Perris, CA
Cal Tri Lake Perris
Apr 21, 2024
Orland, CA
Black Butte Triathlon
Jun 15, 2024
Medical Lake, WA
Trailblazer Tri/Du/5K
Jun 15, 2024
Cottage Grove, OR
Rolf Prima Tri at the Grove
Jul 22, 2023
Priest Lake, ID
Priest Lake Triathlon
Aug 24, 2024
Post Falls, ID
Post Falls Sprint Triathlon
Aug 4, 2024
Lewistown, MT
Farm in the Dell Biathlon & 5K
Aug 12, 2023
Garden City, ID
Kids Duathlon
Sep 21, 2024
Lakeshore, CA
Huntington Lake China Peak Triathlon
Jun 23, 2024
Dunes City, OR
Oregon Dunes Triathlon & Duathlon
Jun 10, 2023
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City Location
Featured Listing
1. Cal Tri Ventura
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May 5, 2024Sunday
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olympic, sprint triathlon | olympic, sprint triathlon relay | olympic, sprint duathlon | 10K, 5K run | youth triathlon
More Information
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Ventura, CA
Ventura County, CA
Featured Listing
2. Cal Tri Castaic Lake
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Jun 15, 2024Saturday
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olympic, sprint triathlon | olympic, sprint triathlon relay | olympic, sprint duathlon | olympic, sprint aquathon | 10K, 5K run | youth triathlon | youth duathlon | youth aquathon
More Information
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Castaic, CA
Los Angeles County, CA
1. Barkin Dog Duathlon
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Past DateApr 22, 2023Saturday
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sprint, supersprint duathlon
More Information
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Denver, CO
Denver County, CO
2. PDX Triathlon Festival
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Past DateJun 3, 2023Saturday
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supersprint triathlon | supersprint duathlon | youth triathlon
More Information
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Fairview, OR
Multnomah County, OR
3. PDX Triathlon Festival
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Past DateJun 4, 2023Sunday
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olympic, sprint triathlon | olympic, sprint duathlon
More Information
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Fairview, OR
Multnomah County, OR
4. Oregon Dunes Triathlon & Duathlon
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Past DateJun 10, 2023Saturday
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sprint triathlon | sprint dry triathlon | sprint duathlon
More Information
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Dunes City, OR
Lane County, OR
5. Hammerman Triathlon & Duathlon
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Past DateJul 8, 2023Saturday
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sprint offroad triathlon | sprint offroad duathlon
More Information
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Anchorage, AK
Anchorage County, AK
6. Rolf Prima Tri at the Grove
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CancelledJul 22, 2023Saturday
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olympic, sprint triathlon | olympic, sprint triathlon relay | olympic, sprint dry triathlon | olympic, sprint duathlon | aquathon | youth triathlon
More Information
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Cottage Grove, OR
Lane County, OR
7. Farm in the Dell Biathlon & 5K
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Past DateAug 12, 2023Saturday
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sprint duathlon | 5K run
Virtual OptionMore Information
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Lewistown, MT
Fergus County, MT
8. Sandman Triathlon
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Past DateAug 27, 2023Sunday
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sprint triathlon | sprint duathlon
More Information
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Aptos, CA
Santa Cruz County, CA
9. Palouse Sprint Triathlon
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Past DateSep 9, 2023Saturday
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sprint triathlon | sprint duathlon
More Information
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Moscow, ID
Latah County, ID
10. Tunnel Vision Duathlon
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Past DateOct 14, 2023Saturday
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duathlon
More Information
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Canon City, CO
Fremont County, CO
11. Catalina Island Triathlon & Duathlon
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Past DateOct 28, 2023Saturday
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sprint triathlon | sprint duathlon
More Information
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Avalon, CA
Los Angeles County, CA
12. New Year's Duathlon & 5K
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Past DateJan 6, 2024Saturday
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sprint duathlon | 5K run
More Information
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Granite Bay, CA
Placer County, CA
13. Dirty Duathlon
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Past DateJan 27, 2024Saturday
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sprint duathlon
More Information
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Granite Bay, CA
Placer County, CA
14. Happy Kids Duathlon - #1
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Past DateJan 27, 2024Saturday
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youth duathlon
More Information
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Granite Bay, CA
Placer County, CA
15. Hensley Off Road Race
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Past DateFeb 4, 2024Sunday
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olympic duathlon | 10K trail run
More Information
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Fresno, CA
Fresno County, CA
16. Double Duathlon
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Past DateFeb 10, 2024Saturday
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sprint duathlon
More Information
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Granite Bay, CA
Placer County, CA
17. Happy Kids Duathlon - #2
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Past DateFeb 10, 2024Saturday
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youth duathlon
More Information
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Granite Bay, CA
Placer County, CA
18. Chilly Cheeks Duathlon
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Past DateFeb 24, 2024Saturday
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sprint duathlon
More Information
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Denver, CO
Denver County, CO
19. Happy Kids Duathlon - #3
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Past DateFeb 24, 2024Saturday
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youth duathlon
More Information
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Granite Bay, CA
Placer County, CA
20. Happy Kids Duathlon - #4
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Past DateMar 9, 2024Saturday
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youth duathlon
More Information
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Granite Bay, CA
Placer County, CA
For the love of all that Is good And moisture wicking...
Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.