The Cascade Express Marathon & Half Marathon

Race facts

• The course covers 21.1 km.
• It takes place on a Saturday, September 12, 2026 — autumn in this part of the world.
• The closest comparable trail running event is Iron Horse Half in North Bend, 2 km away, on August 30, 2026.
• 5 of the 12 most similar events take place in the same month.