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Cascade Express Marathon


The Cascade Express Marathon is one of the fastest marathon courses in the country! The course is one of the top 20 Boston Qualifier Courses in the country with a BQ rate of over 34 percent! Enjoy 26.2 miles of scenic downhill with a gorgeous view of the Cascades Mountains as you glide down the gravel trail on the point to point course. This is the only marathon course that features jaw dropping views while you run along Keechelus Lake. With 1500 feet of gradual net downhill, the course assures that you will “find your supper fast” on the way to a speedy time, PR, or BQ! The Super Marathon is USATF certified.

Start Line of the Cascade Express Marathon

The Course

The race begins at Hyak Trail Head at Palouse to Cascades State Park. The first five miles are an out and back section that offer flat terrain. Settle into your running grove on the smooth trail at the Keechelus Lake. At mile 5.2 you will enter the famous 2.4-mile-long Snoqualmie Tunnel. After you exit the tunnel, you are greeted with more stunning views of the Cascade Mountains. From there, you have 1500 feet of gentle downhill descent over the final 17 miles of the course. You will glide across railroad tressels, past waterfalls, and take in the endless mountain vistas!

Race Day Schedule

Parking Lots Opens: 6:15 AM
Packet Pick-up and Registration: 6:30 AM – 7:45 AM
Pre-race Briefing: 7:55 AM
Race Start: 8:00 AM
Finish Line Opens: 10:30 AM
Finish Line Cut-off: 3:00 PM
Finish Line to Parking Shuttles: 10:30 AM – 3:30 PM running every 20 – 30 minutes

Race Day Info

Packet Pick-up & Day of Registration

Race day packet pick-up and day of registration are available, but advanced packet pick-up is not available.


Free parking near the start line is available at the Summit I-90 Ski Area. It is about a 10-minute walk from the free parking area to the start line. Parking is available at the Hyak Trailhead for a $10 a day use or free with a Washington Discover Pass.

 Free Parking

 Paid Parking/Start Line

 Finish Line

Shuttle Buses

Runners will be bused back to the startline parking areas from finish line. Buses will run every 20-30 minutes starting around 9:30 am.

Drop Bag

Fabric Cascade Super Series drop bags are provided to all runners! Your bib ibcludes a tag for the bag. Drop your belonging at the start line and they will be transported to the finish line awaiting the arrival of their owner.

Course Support


Super Pacers are available to take pressure of your watch. You will be able to join the 3:15. 3:30, 3:40, 3:50, 4:00, 4:15, 4:30, 4:45, or 5:00 pace groups and have a good time running your best time!

Aid Stations

The marathon will have 12 aid stations and all aid stations will have water and Gu electrolyte drinks. Aid stations 6, 9, and 11 will have Gu gels in assorted flavors (both caffeinated and non-caffeinated).

#1 – Mile 2
#2 – Mile 4
#3 – Mile 5.2 (tunnel entrance)
#4 – Mile 8 (tunnel exit)
#5 – Mile 10
#6 – Mile 12 – Gu
#7 – Mile 14
#8 – Mile 16
#9 – Mile 18 – Gu
#10 – Mile 20
#11 – Mile 22 – Gu
#12 – Mile 24


There are multiple bathroom facilities on the course. Public restrooms on the trail are located at Mile 0.3 (parking lot off trail), Mile 1.5, Mile 3.5, Mile 4.7(parking lot off trail), Mile 5.2 (Hyak parking lot), Mile 7.7 (tunnel exit), Mile 13.5 (left side of trail), Mile 18.5 (Porta Potties at Garcia Road), Mile 20.5 (Porta Potties at Rock Climbing Area) and the Finish Line.


Medics are on-site at the finish line.

Race Timing & Cut Offs

The marathon will be chip timed. Runner will have 7 hours to complete the race. Official timing ends at 2:00 PM. An early start option is not offered.

Finish Line – Food and Massage

Sunshine Productions will be on-site at the finish line grilling up fresh hot grilled cheese and snacks to satiate your hunger. Elite Massage Professionals is on hand to massage away post-race tightness. Cost for massage is $1 per minute.


The marathon recommends spectators to hang out at the start line after the race, as you will get to see runners come back through here at Mile 5. For mid-course viewing, Mile 18.5 is the best location with easy access. This involves a mile drive up a bumpy dirt forest service road. You will want to get down to Cedar Falls Trailhead to watch runners make a super-fast finish!


Awards are given for the Top 3 Male and Female Overall runners, overall male and female masters (40+), and top in each age group (M/F): Under 19, 20-29, 30-39, 40-49, 50-59, 60-69, 70+

Double Finisher and Quad Finisher Awards