
North Bend, United States of America · Monday 14 June 2027
The Light at the End of the Tunnel Marathon is a point-to-point race located in Washington State, starting at Hyak Sno Park near Snoqualmie Pass and finishing near North Bend. The course predominantly follows the John Wayne Pioneer Trail, which is part of Iron Horse State Park, and incorporates a significant segment through the 2.4-mile-long Hyak Tunnel, requiring runners to use a headlamp or flashlight due to its darkness.
Adjusted Time
4:07:42
Time difference: +7.7 minutes compared to a flat, road, temperate course.
On our difficulty model, Light at the End of the Tunnel Marathon plays about 10 minutes slower than an average road marathon for a 3:30 runner. It ranks #382 hardest of 1150 marathons we analyse, and #192 of 575 in United States of America. Use the calculator above to see the exact adjusted time for your own goal pace.
Estimated finish times on this course versus the same effort on an average road marathon, based on its elevation, surface, and expected race-day temperature.
| Average-course time | On Light at the End of the Tunnel Marathon | Difference |
|---|---|---|
| 3:00:00 | 3:03:25 | +03:25 |
| 3:30:00 | 3:35:28 | +05:28 |
| 4:00:00 | 4:07:42 | +07:42 |
| 4:30:00 | 4:40:06 | +10:06 |
| 5:00:00 | 5:12:40 | +12:40 |
| 5:30:00 | 5:45:23 | +15:23 |
| 6:00:00 | 6:18:14 | +18:14 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
Light at the End of the Tunnel Marathon is a full marathon held in North Bend, United States of America. It is scheduled for Monday 14 June 2027. The course is run on road surface with 81m of total climbing and around 347m of descent (a net drop of roughly 266m), with its high point near 786m above sea level. For registration and full race details, visit the official Light at the End of the Tunnel Marathon website.
This is a net-downhill course: it descends roughly 266m more than it climbs (81m of ascent against about 347m of descent), dropping from a high point near 786m toward 517m above sea level. Point-to-point downhill courses like this are among the fastest available for a personal best or a Boston qualifier - just be aware that sustained descending fatigues the quads late in the race, so ease off early and do some downhill running in training.
Based on historical weather data for June, the expected race day conditions are as follows. Hot conditions are expected, with temperatures between 13°C and 36°C. Heat is one of the biggest performance factors in distance running - for every degree above 15°C, finish times can slow by roughly 1-2%. Extra hydration and a conservative start are strongly recommended. There is a low chance of rain (0%), so dry conditions are likely.
Light at the End of the Tunnel Marathon is run on road surfaces, which provide the fastest and most predictable conditions for racing. Road courses allow for consistent pacing and are typically the best choice for a personal best.
Looking for an easier marathon or a tougher challenge? You can also compare Light at the End of the Tunnel Marathon against other marathons to find the right race for your goals.
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