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Sasquatch Half Marathon


The Sasquatch Half Marathon is a gentle downhill half marathon that runs along Rattlesnake Lake and finishes at Snoqualmie’s Centennial Park. The half marathon will join the full marathon down the Snoqualmie Valley Trail before it ends at Centennial Park. Moreover, the race is chipped and will be USATF certified.


The Half Marathon starts at Rattlesnake Lake and ends at Snoqualmie’s Centennial Park. 

Contact Information

Course Administrator: Sean Sundwall

Phone: 425-922-5844


Registration Fees

$75 – March 1 to June 30

$100 – At Pack Pick-up on July 4th and 5th

The Course

The Sasquatch Half Marathon is a point-to-point course that starts at Rattlesnake Lake, joins the full marathon on the Snoqualmie Valley Trail, and ends at Snoqualmie’s Centennial Park. The first 11k of the course is gentle downhill while the final 10k is 100% flat. 

Aid Stations and Bathrooms

Around every two miles there will be aid stations and bathrooms. Both water and Gatorade will be provided at each Aid Station. Also Energy Gels will be provided at the 6th mile of the half marathon. Be aware that assistance may take longer than usual due to the remote nature of the half marathon. 

Packet Pickup - Late Registration

There will be no packet pickup or registration on the morning of the event. Packet pickup is scheduled for Thursday July 4th, and Friday July 5th. 

Race Day Schedule

July 6, 2019

7:00 am – Half Marathon Buses leave Snoqualmie Elementary

7:30 am – Half Marathon Buses arrive at start.

8:30 am – Half Marathon Start

1:00 pm – Course closes

Race Photography

There will be race photographers on the course taking photos. These photos will be available for download free of charge. 

Race Shirts

All pre-registered runners will receive a free long-sleeve tech shirt. If you register late, you will receive shirts while the supply lasts. The shirts come in men’s and women’s sizes.

Finisher's Medal

All finishers of the half marathon will receive a medal as a lasting accomplishment of their achievement.


Awards and Trophies will be handed out to the Top 3 overall finishers for both male and female. Also, trophies will be awarded to the Top 3 in each age group and the winner of each age group will receive a prize

Age Groups

19 & Under, 20-24, 25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69, 70+

Bus Drop Off to Start Line

The starting line is adjacent to Rattlesnake Lake parking lots. Participants will be dropped off within a couple of hundreds yards of the start from the buses.

Access to Starting Lines

It is preferred that the runners take the buses to the starting lines, but drop off is allowed. However, the Annette Lake Trail Head or Rattlesnake Lake will not allow parking in their lots. Onsite Park Rangers will ticket those who park there and runners who park at the trail head will be disqualified. 

Driving Directions and Parking

Race Parking is at Snoqualmie Elementary school and Centennial Park. Click HERE for directions. No parking is allowed at the starting line.