Onion Man Triathlon
About this race
Onion Man is a grass roots, affordable, low-key, early season event in beautiful Walla Walla meant to be accessible to all triathletes. This race is for beginners looking to gain experience to elite athletes looking for a competitive, challenging race. Onion Man is also open to team competitors. We wish all of you a safe race and encourage you to get out there and swim hard, ride strong, run fast and most of all, enjoy yourselves!
* The race will have a 300 participant cap! Register early *
The 32nd Annual Onion Man Triathlon will be held on SUNDAY, May 17, 2026. The Olympic Distance race held at the base of the Blue Mountains is a 1.5K lake swim, 40K rolling bike, and an honest 10K run.
BIKE COURSE: Will be the same as the 2025 bike course: Five Mile hill, down Russell Creek Road to Berney Drive and back with a short out and back extension on Scenic Loop Road, and back to Bennington Lake. Just like last year, the bike course will not go through the Walla Walla Community College and instead will continue straight on Tausick Way and turn right onto E. Isaacs Ave. In accordance with USAT rules, bar end plugs are required on all bikes.
Registration includes a custom water bottle and tube of Hammer Fizz, a post race meal, and 1 free beer from Quirk Brewing in a custom pint glass. You may also add-on an additional post-race meal for $12 and/or a beer for non-participants for $5. No day of race registration and no wait list available if race fills. No refunds, transfers and no deferrals.
Onion Man Triathlon race is a USA Triathlon Sanctioned event (Event ID #353769), if you are a USAT member you will need to enter your number on the registration page. If you are not a member you will need to click on one-day license. If you are a USAT member be ready to show your valid Membership Card at packet pick up. Everyone will need to show picture ID as well.
Thank you and let's race !
Pick your distance
Triathlon
Individual - Olympic Age Group
Olympic Relay -2 Person
Olympic Relay - 3 Person
**Special Teams
Special Teams require the combination of a fully-abled athlete with a disabled athlete. The Special Team will consist of only two (2) persons who should compete in the entire race without any athlete substitutions. The disabled athlete is a person who is incapable of propelling themselves on the course using their own muscle power in any or all of the disciplines. Please email prior to registering for this event category for more information
Athena & Clydesdale
Athena is 165lbs Clydesdale is 220lbs
Aquabike
Aquabike
Olympic Distance Swim Olympic Distance Bike
Typical race-day weather
Based on 8 years of Open-Meteo archive data for this event's race dates in Walla Walla, plus the 3 days either side.
The sun rises at 5:13 AM and sets at 8:26 PM local time (PDT) in Walla Walla on May 22, 2027 — 15h 13m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
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Results — Onion Man Triathlon
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 4 Walla Walla events
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