Tunnel Light Marathon & Half
- Date
- Last held Sep 13, 2026, next date to be announced
- Location
- Snoqualmie Pass, Washington
Registration for the next edition has not opened.
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Official race websiteStart location and course
NF-906, Hyak Dr E, Snoqualmie Pass, WA 98068
The pin marks the address the race lists, which is usually the start. The organizers have not shared a course map with us yet.
2026 results
All resultsMarathon
Half Marathon
Aggregated from official results (Ready, Set... Time!) for Tunnel Light Marathon & Half. Individual finisher names are not stored here.
How fast do you need to be at Tunnel Light Marathon & Half?
At the 2026 Marathon, the fastest tenth finished in 3:12:43 or better, the top quarter in 3:31:09, and half the field in 4:09:43; the last tenth came in after 5:29:21.
At the 2026 Half Marathon, the fastest tenth finished in 1:45:21 or better, the top quarter in 1:57:23, and half the field in 2:16:57; the last tenth came in after 2:54:33.
| Age | Women | Men |
|---|---|---|
| Under 20 | n/a | 3:32:13 |
| 20-29 | 3:25:22 | 2:49:50 |
| 30-39 | 3:17:50 | 2:54:12 |
| 40-49 | 3:54:07 | 3:06:24 |
| 50-59 | 3:30:51 | 3:15:15 |
| 60-69 | n/a | 4:14:17 |
Groups with fewer than five finishers are left out. Awards vary by race; check the race's rules.
What would my time get me?
Where a finish time would have placed in 2026.
How fast is it?
Faster than most Washington marathons
The fastest quarter of the 2026 marathon field finished under 3:31:09, against 3:39:21 in a typical Washington marathon, so times here run 4 percent faster.
- Half Marathon: About average for Washington half marathons. The fastest quarter of the 2026 half marathon field finished under 1:57:23, against 1:55:57 in a typical Washington half marathon, so times here are about average.
Compares the fastest quarter of each field, so walkers and first-timers do not skew it. It reflects the course and the field together: a flat course, cool weather, or a competitive crowd all make times faster.
Race details
- Where
- NF-906, Hyak Dr E, Snoqualmie Pass, WA 98068Map
- Course
- Road
- Distances
- Half Marathon, Marathon
- Editions
- 2026 (Sep 13, 2026)
- Status
- The next edition has not been announced yet. Past events: Marathon, Half Marathon.
Organize this race? Add details or a correction
Plan your race
Quick answers
- When is Tunnel Light Marathon & Half?
- The next date has not been announced.
- How much does it cost?
- See the registration page for current pricing.
- What distances can I run?
- Half Marathon, Marathon.
- How big is it, and how fast?
- In 2026, 247 runners finished the Marathon; the median finish was 4:09:43 and the winner ran 2:38:10.
- Is it a fast course?
- The fastest quarter of the 2026 marathon field finished under 3:31:09, against 3:39:21 in a typical Washington marathon, so times here run 4 percent faster.
- Where does it start?
- NF-906, Hyak Dr E, Snoqualmie Pass, WA 98068.
From the organizers
Tunnel Marathon & Half Marathon-Fast. Scenic. Boston Built. Iconic. Unforgettable.
The Tunnel Marathons deliver one of the fastest marathon & half marathon experiences in the country. With a steady downhill grade and low starting elevation, this course is engineered for speed — an ideal opportunity to set a Personal Record, earn a Boston Qualification (marathon), or run your first race.
From the moment you enter the historic Snoqualmie Tunnel to the final miles surrounded by mountain views, waterfalls, and crisp Washington air, the Tunnel Marathons are as breathtaking as they are fast. The Tunnel Marathon & Half Marathon offers one of the fastest and most unique race experiences in the Pacific Northwest.
2026 Course Update