Official date status
Columbia Gorge Marathon & Half is listed for October 18, 2026. This date refers to the race represented in this guide; other distances and expo activities may run on different days.
Official date information checked on 2026-10-18. This check covers the date status, not entry availability or final race operations.
Date and race-format check
Columbia Gorge’s full marathon is Sunday, October 18, 2026. Saturday, October 17 is for the kids’ 1K, 5K and 10K. Use the Sunday course and arrival instructions for the marathon, half and half-relay programme.
Course + conditions (what should change in training)
- Surface: Asphalt.
- Climate context: Avg highs ~ 18°C, lows ~ 8°C • Avg monthly precip ~ 107 mm • Avg wet days ~ 14 days.
Climate-specific adaptations (gear + fueling)
- Rain/wet roads: prioritize anti-chafe, socks, and traction; avoid brand-new shoes.
- Fueling rule: practice carbs early and on schedule; do not “wait until you feel it.”
