Washington · Marathon · Half Marathon
Light at the End of the Tunnel Marathon (Tunnel Light Marathon)
Light at the End of the Tunnel Marathon (Tunnel Light Marathon) is a marathon and half marathon event held in North Bend, Washington. Its next confirmed date is Sunday, September 12, 2027. About 800 runners take part across all distances.
- Race day
- September 12, 2027
- Location
- North Bend, WA
- Field size
- ~800 runners
Race details
- Date
- Sunday, September 12, 2027
- Location
- North Bend, Washington
- Distances
- Marathon, Half Marathon
- Field size
- About 800 runners
- Course
- Net downhill ~1,000 ft drop; runs through the Snoqualmie Tunnel
- Registration
- tunnelmarathon.com
Registration, course & weather
- Course profile
- Out-and-back course; Mostly trail, some road; USATF certified; Boston qualifier
- Typical race-day weather
- about 48°F at the start, 96% humidity, 3 mph wind (based on the 2026 race day, measured near the city center rather than the exact start line; Open-Meteo historical archive (gridded reanalysis), checked October 8, 2026)
About the Light at the End of the Tunnel Marathon (Tunnel Light Marathon)
A fast, net-downhill marathon and half on smooth packed gravel that starts in the historic Snoqualmie Tunnel (headlamp required) and descends toward North Bend, a popular Boston-qualifying course.
Rankings and notes
- Rankings and awards
- FindMyMarathon Top 50 BQ Races 2026 — #25 (BQ rate 23.0%, PR score 104.5, Downhill); USATF-certified Boston Marathon qualifier; renowned fast downhill PR/BQ course
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Guides from the RaceRove blog
- 8 min read How to Choose Your First Marathon A practical checklist for choosing a first marathon based on course, weather, cutoff, travel, field size and support.
- 7 min read How to Find a 5K, 10K, Half Marathon or Marathon Near You A practical way to find running races near you: pick a distance, decide how far you'll travel, read the listing properly and confirm the details before you register.
- 9 min read How to Run a Race in All 50 States How to plan a 50-state running challenge: set your own rules, group states into trips, build a calendar around the seasons, budget for it and keep track of every finish.
- Blog All guides Planning advice for finding, choosing and travelling to races.
Light at the End of the Tunnel Marathon (Tunnel Light Marathon): common questions
- When is the Light at the End of the Tunnel Marathon (Tunnel Light Marathon)?
- The next confirmed date is Sunday, September 12, 2027.
- Where is the Light at the End of the Tunnel Marathon (Tunnel Light Marathon) held?
- In North Bend, Washington.
- What distances does the Light at the End of the Tunnel Marathon (Tunnel Light Marathon) offer?
- Marathon and Half Marathon.
- How many people run the Light at the End of the Tunnel Marathon (Tunnel Light Marathon)?
- About 800 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
- How do I register for the Light at the End of the Tunnel Marathon (Tunnel Light Marathon)?
- Registration is handled by the organiser at tunnelmarathon.com. Entry fees, caps and deadlines are set there.
- What is the course like at the Light at the End of the Tunnel Marathon (Tunnel Light Marathon)?
- Out-and-back course; Mostly trail, some road; USATF certified; Boston qualifier.
- What is race-day weather usually like at the Light at the End of the Tunnel Marathon (Tunnel Light Marathon)?
- about 48°F at the start, 96% humidity, 3 mph wind (based on the 2026 race day, measured near the city center rather than the exact start line; Open-Meteo historical archive (gridded reanalysis), checked October 8, 2026).
Plan this race in RaceRove
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