- This event has passed.
Mt. Si Relay & Trail Runs
Sun April 24 @ 5:00 am - 5:00 pm
The half marathon, marathon, 50K, 50M and relay are run on the scenic Snoqualmie Valley Trail with the marathon, 50K and 50M continuing to run east on the Palouse to Cascades Trail. The trail is old railroad grade with a gentle climb from North Bend to Rattlesnake Lake