Welcome to Marymoor Park - King County, Washington

Marymoor Park stands at 640 acres and is one of the region’s most beloved parks. Some 3 million visitors come to Marymoor each year to walk their dog, play a soccer game, ride a bicycle, or attend an event. Established in 1997, Friends of Marymoor Park (FOMP) is a non-profit coalition of individuals, park

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