• Train-or-Tri swimmers Bellingham Triathlon

    Team Train-or-Tri

  • Shea Mielke Team Train or Tri

    Train-or-Tri Sweep: Top Female, Male, and Youth

  1. 1
  2. 2
  3. 3
  4. 4


Your Bellingham, WA Triathlon Headquarters

Train-or-Tri is a triathlete owned and operated business servicing the needs of all levels of triathletes from amateur to elite since 2005. We carry an assortment of Train-or-Tri triathlon equipment and clothing to swim, bike, and run your best.

Services include the development of personalized coaching schedules for sprint, olympic, half/full ironman distance triathlon training and racing, as well as low impact, high intensity instructed spin classes that promote proper cycling form/technique and increase aerobic/anaerobic fitness.

NEW! Personalized Triathlon Coaching & Training Schedules


Pro BikeFit Certified

bikefit - mo trainor professional bike fittings bellinghamTrain-or-Tri is the only female BikeFit certified studio in Bellingham, WA, with 10+ years of experience specializing in tri/TT aero fittings. Learn more.

Personalized Triathlon Coaching with Mo Trainor

Customized training schedules for Sprint, Olympic, Half IronMan, and Full IronMan distances with 3X Lady Clydesdale World Champion triathlete, Mo Trainor. Learn more.

People often spend thousands of dollars for minor speed gains on a bike. Mo gave me more performance gains in her fitting than any aero equipment or gadget at a fraction of the price. I can say 100% that my fitting from TRAIN-OR-TRI was the best investment I made in my cycling in a long time.~ read complete testimonial by Chris Hughes

bellingham triathlon coaching bike art galleryBike Art Galleria

Come into our new space and check out TRAIN-OR-TRI’s new Bike Art Galleria for the latest in local Northwest Bike Art and Open Mic Bike Nights filled with written works and musical ensembles lyrically rooted in cycling . . . . learn more and come join us at the Bike Art Galleria.

Visit (and ‘LIKE’) Train-or-Tri’s Facebook page for the latest updates and photos of our new space.


Congratulations to the 2017 Train-or-Tri Sponsored Elite Triathlete Squad Members

TRAIN-OR-TRI is proud to swim, bike, and run its way into the 2017 triathlon training and racing season with an amazing elite squad of triathletes! Thank you all for continuing to carry the torch of triathlon in your hearts, and in doing so, helping to grow the sport, as well as promote healthy, active lifestyle choices within the community of Bellingham and the Pacific NW!

Shea “Rocket” Mielke has recently become one of the youngest males in North America at age 16-17 to ever be awarded an ORCA Ambassadorship. Congratulations, Shea, on your 2016-2017 ORCA-ORBEA Ambassador Sponsorship!

2016-2017 Spin Class Schedule

START:  September 14, 2016 – June 2017
Squalicum Lofts
909 Squalicum Way-Bld. B- Unit #105
Bellingham, WA 98225

DAYS & TIMES: Wednesday & Friday @ 6-8 PM
COST: $10.00/1 Hour Pre-Booked Session
$12.00/1 Hour Walk-In Session (Space Allowing)
$100.00/10 – One Hour Pre-Booked Punch Card Sessions PLUS 1 FREE Session (11 sessions total)

SPACE IS LIMITED to 30 people/session – – Come for a spin!