RunRace USA › Washington › Fall - Mud Mountain Dam Marathon & Half Marathon
Fall - Mud Mountain Dam Marathon & Half Marathon
Enumclaw, Washington · Saturday, September 19, 2026 · Marathon, Half Marathon
Official race page & registration ↗Fall - Mud Mountain Dam Marathon & Half Marathon takes place on Saturday, September 19, 2026 in Enumclaw, Washington. The race offers 2 distances: Marathon, Half Marathon. It is run on trail. For anyone travelling in, Covington is about 7 miles away and Tacoma is about 19 miles away.
It is one of 114 races on the Washington calendar that September. At $70, entry sits above the $35 median for a Washington marathon.
- Date
- Saturday, September 19, 2026
- Location
- Enumclaw, Washington
- Distances
- Marathon, Half Marathon
- Surface
- Trail
- Entry fee
- from $70
Listing from the 2026 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Tell us here.
Making a race weekend of it?
Stay near the start line in Enumclaw: check in Sep 18, out Sep 20.
Common questions
When is Fall - Mud Mountain Dam Marathon & Half Marathon?
Fall - Mud Mountain Dam Marathon & Half Marathon is scheduled for Saturday, September 19, 2026.
Where is Fall - Mud Mountain Dam Marathon & Half Marathon held?
Fall - Mud Mountain Dam Marathon & Half Marathon is held in Enumclaw, Washington. It is about 7 miles from Covington and 19 miles from Tacoma.
What distances does Fall - Mud Mountain Dam Marathon & Half Marathon offer?
The listed distances are Marathon, Half Marathon.
How much does Fall - Mud Mountain Dam Marathon & Half Marathon cost?
Entry is listed from $70. Check the official race page for the current price, which usually rises closer to race day.
How do I register for Fall - Mud Mountain Dam Marathon & Half Marathon?
Registration is handled on the official race page, linked at the top of this listing. Entry can close early if the race sells out.
More races nearby
- Sep 192026 Heidi Keen Classic Barley Bar RelayPalouse, WA
- Sep 19Anacortes Half Marathon & 5kAnacortes, WA
- Sep 19Cirque Series - Crystal Mountain, WACrystal Mountain, WA
- Sep 19Coal Mine Trail RunCle Elum, WA
- Sep 19Cowiche Brew Run 2026Cowiche, WA
See every race on the Washington calendar, Washington Marathons, Washington Half Marathons, or use the Race Finder for maps and filters.