Trillium Trail Run

Bainbridge Island, United States • 9 May 2026

Event details

The Bainbridge Island Parks & Trails Foundation Trillium Trail Run is held at Battle Point Park on Bainbridge Island. The event includes the following distances:

  • 10K
  • 5K
  • Kids Fun Run

Course and purpose

The course runs on wooded trails from Battle Point Park, follows the Forest to Sky Trail, and loops among the firs of the Grand Forest. Proceeds from the event benefit the Bainbridge Island Parks & Trails Foundation Trails Fund.

The run supports the "Trails Connect Bainbridge Island" campaign, which funds acquisition, construction, and maintenance of trails. The campaign focuses on new trail projects including Lost Valley Trail, Nutes Pond to Sunny Hill Trail, and Waypoint Woods Gateway Trail. Visit the organization's website for the most recent information.

Race information

10 km
10k
5 km
Kids Fun Run
Visit the organization's website for the most recent information.
Trail runs nearby

The Pigtails Run in Maple Valley on Saturday December 13 2025 offers 50K, marathon and half marathon courses along the scenic Cedar to Green River Trail. Expect mostly paved trail, modest on course support, and finish line pizza and soup.

Join the Seward Solstice Run at Seward Park Seattle on Dec 20, 2025 with 4.2 mile and 10k forest loop courses as part of the Winter Trail Series. Enjoy scenic trails, aid stations, and a Glitter, Glamour and Galaxy costume contest.

Kick off 2026 with Absolution Run at St Edward State Park in Kenmore on January 3, offering scenic 4 mile and 8 mile trail loops along Lake Washington. Expect swooping single track, a lakeside descent and a well stocked aid station.

Bridle Trails Winter Running Festival in Kirkland offers looped races from 5 miles to 50 km solo or relay on scenic but muddy winter trails. Come solo or as a team and remember your own cup and a headlamp.