Marathon Race Information

Race Info

Founders Susan & Brian Pendleton

Welcome to the Tunnel Marathon. We strive to give each runner a wonderful marathon race day experience! Your race entry includes:

  • Custom finisher medal

  • Finisher shirt

  • Food and refreshments at the finish

  • Race day shuttle back to start line parking

  • Boston Marathon qualification opportunity

  • 2 mile run through a tunnel

  • Over 20 miles of steady downhill

  • Wave start

Each race begins at the Hyak Sno Park Lot at Snoqualmie Pass and the Finish area is just east of North Bend. 

Packet Pick Up HERE 

Runner Parking Information HERE 

Can I Be Dropped Off At The Start Area?

Yes! See the Directions page for the exact Start Area location and directions.

Can My Family And/Or Fans Watch The Start?

Yes, the Start Area (see the Directions page). All vehicles parked at the Start area must display a Discover Pass at all times.

MARATHON RACE START TIMES:

June 8, 2025 Start Time; 7:00 am
Early Start Time: 6:00 am

August 10, 2025 Start Time: 7:00 am
Early Start Time: 6:00 am 

September 14, 2025 Start Time: 8:00 am
Early Start Time: 7:00 am 

WAVE START:

The first starting wave is sent at the published start time of the race. Additional waves are sent in close intervals. Waves will be assigned by the Tunnel Marathon team and runners are encouraged to start in their assigned wave. If you need to switch your wave, please see the timer on race day prior to the start time.

PACING:

Yes, we have pacers for our marathons, provided by Beast Pacing. Details will be posted here closer to each race. The times may change so please check back periodically: 3:30, 3:40, 3:50, 4:05, 4:20, 4:35, 4:45, 5:00, and 5:30.
 

Spectator parking is at North Bend Elementary School & Twin Falls Middle School. Park at either school and the shuttle bus will take you to the finish. Details on the parking page. HERE Do not park along SE North Bend Way. 

IS THERE A TIME LIMIT FOR THE RACE?

We offer 6 hours of official timing and support.  If you need more time there is an early start 1 hour before the official start. Please check the appropriate box on the registration form and check in with the timer at the start line. 

Any early starter finishing before 5 hours will be disqualified, YOU MUST NEED THE EXTRA HOUR to take the early start. Thank you.

I’M A SPECTATOR, WHERE CAN I WATCH THE RACE ALONG THE COURSE?

There are several options and some involve hiking from a trail head to the course. Note: a Discover Pass is required to be displayed in your motor vehicle at all trail heads.

  • Twin Falls at Twin Falls, exit 38 off I-90 E of North Bend

  • Rattlesnake Lake trail head along Cedar Falls Rd, exit 32 off I-90 of North Bend