Date
August 9, 2026
Field Size
Medium (500 - 1,999)
PR Score
101.4 / 100
BQ Rate
33.5%
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Hilly course profile with significant elevation gain, especially in the latter miles
PR score of 101.38 indicates a net uphill energy cost
BQ rate of 33.5% reflects a potential for qualifying times despite the challenging terrain
Medium field size with 768 finishers allows for a moderately paced race experience without overwhelming crowds.
With a PR score of 101.38, this marathon poses a significant uphill challenge, especially in the second half. Runners often find themselves gasping for breath as they navigate the hilly terrain around North Bend's stunning landscapes. However, the 33.5% BQ rate keeps many hopeful, making it a solid choice for those looking to qualify amidst the beauty of the Pacific Northwest.
Tunnel Vision Marathon is a High qualifier likelihood race — one of the more reliable venues in the country for runners targeting a Boston qualifier. Historically, around 33.5% of finishers have posted Boston-qualifying times here. The hilly course profile separates this race from the fast-course tier, requiring a disciplined strategy to run a BQ-quality time.
Focus on conserving energy in the early miles, particularly during the downhill segments. Save some strength for the back half of the race, where the climbs can be taxing, and consider adjusting your pace based on the elevation changes to maximize finishing time.
Tunnel Vision is a medium-size North Bend-area marathon tied to the Cascade trail corridor, so start access, shuttle timing, and gear management matter more than expo size. Expect a practical packet-pickup setup rather than a big-city expo, and verify official transportation details because point-to-point mountain races can be unforgiving if you miss the staging window. Spectators have limited options on the trail sections and better access near the finish.
Train for sustained downhill trail or rail-grade running even though the data labels the course hilly; the high PR score and BQ rate point to a gravity-aided rhythm.
Do long runs on firm gravel or similar surfaces so your feet and stabilizers are ready for trail-corridor miles.
Practice running by effort through enclosed or shaded stretches, because watch signal and perceived pace can vary around mountain corridors.
Detailed elevation profile data is being prepared for this race. Check back soon for interactive course analysis.
Typical conditions: Warm to hot (65–80°F), humidity varies. Summer racing demands careful heat management and aggressive early hydration; build a conservative first-half plan and let your fitness carry you home.
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Last reviewed:July 2026