The Course

The Chuckanut 50k is a lollipop-shaped course. The first 10k and last 10k repeat on the Interurban Trail with smooth, relatively flat running. The middle 30k is what this race is known for--you get to traverse and descend the famous Chuckanut Mountain Ridge amongst beautiful Pacific Northwest terrain. There are five aid stations along the course.

  • Start - 0 miles / 0 km, Fairhaven Park upper pavilion - 6.8 miles / 10.94 km to next

  • Aid #1 - 6.8 miles / 10.94 km, Lost Lake Parking Lot - 4.2 miles to next

  • Aid #2 - 10.2 miles / 16.4 km, Two Dollar Trailhead on Cleator Rd - 2.8 miles to next

  • Aid #3 - 13 miles / 20.9 km, Ridge Trail entrance near the top of Cleator Rd - 7.3 miles to next

  • Aid #4 - 20.3 miles/ 32.7 km , bottom of Chin scraper - 4.7 miles to next

  • Aid #5 - 25 miles / 40.2 km, where Fragrance Lake Trail meets Interurban - 6.1 miles to finish

  • Finish - 31.1 miles / 50 km, Fairhaven Park upper parking lot

LINK to Chuckanut 50k Map My Run - (also shown below)

Start and Finish area

START & FINISH Area: Fairhaven Park, 107 N Chuckanut Drive, Bellingham WA 98225

Course preview videos

This video skips the section through Arroyo Park.

Video running the middle 18 on 3/2/24

This video also skips the section through Arroyo Park. At about 17:30 the bike goes down California Street instead of through the park like the race course.

100 Acre Woods Final Mile