15 events in Whatcom County, Washington

From big races to Saturday morning group runs—find running, cycling, triathlon, and swimming events and connect with the local endurance sports community.

• Birch Bay Road Race [orcarunning.com] [Register at runsignup.com]
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  Sat, Apr 11, 2026 at 8:30 AM

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  Run along the beautiful shores of Birch Bay at the Birch Bay Road Race! You’ll spot eagles and herons as you run or walk along our USATF certified courses. Birch Bay is a seaside village close to the...

  Run along the beautiful shores of Birch Bay at the Birch Bay Road Race! You’ll spot eagles and herons as you run or walk along our USATF certified courses. Birch Bay is a seaside village close to the Canadian border, just two hours from Seattle and an hour and a half from Vancouver, BC. Stay at Semiahmoo Resort and make a weekend out of it! Running groups and teams are invited to sign up for the Club Challenge. Walkers are welcome.

  Race Website: https://orcarunning.com/birchbay/

  Interested in signing up for more than one Orca Running race? Check out the Orca Running/Evergreen Trails Bundle options. Find out more here!

  5k 15k 30k Run Trail Walk

  8121 Harborview Rd, Whatcom County, Washington, 98230, United States
  OpenStreetMap Google Maps
• Hills & Valleys 2026 [runsignup.com]
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  Sat, May 16, 2026 at 9:00 AM

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  Come join us for an exciting, challenging and unique 4 mile run/walk through both road and trail. Where you'll conquer steep climbs, rugged descents and winding trails through valleys and forests....

  Come join us for an exciting, challenging and unique 4 mile run/walk through both road and trail. Where you'll conquer steep climbs, rugged descents and winding trails through valleys and forests. Along the way, obstacles will test your endurance, you will climb, crawl and work up a sweat! This race is the perfect chance to test your endurance and enjoy the great outdoors.

  This race is more than just a challenge—it's a celebration of health, strength, and perseverance. ........ Now accepting nominations for this years race to benefit.

  Special Notes: Racers must be 18+. Walkers are welcome, however trail runs are not stroller friendly.

  Join us post race to celebrate as a community and enjoy an amazing charcuterie treat provided by GRAZE & GATHER.

  **Register before April 27 to get your race day shirt! Registration will continue to be open after April 26 but you will not receive a shirt.

  100% proceeds will go directly to the family. Donations are welcome as well, we will have an opportunity at the race to donate in other ways.

  Don’t feel like testing your endurance? Come join us by volunteering! We will need all hands on deck to help this celebration go off without a hitch.

  4 Miles Run Trail Walk

  3203 Halverstick Rd, Whatcom County, Washington, 98295, United States
  OpenStreetMap Google Maps
• Baker Lake 50k [nwenduranceevents.com] [Register at ultrasignup.com] - Facebook
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  Sat, Oct 03, 2026 at 8:00 AM

  50k Ultra

  Kulshan Campground, Whatcom County, Washington, United States
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• Baker Lake Classic 25k [nwenduranceevents.com] [Register at ultrasignup.com] - Facebook
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  Sun, Oct 04, 2026 at 9:00 AM

  25k

  Kulshan Campground, Whatcom County, Washington, United States
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• Michelle BFT RaceDay Certification 2025 [runsignup.com]
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  Sun, Mar 31, 2030 at 7:45 PM

  5k Run

  123 Test Street, Whatcom County, Washington, 98221, United States
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