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Idylwood Beach Park

Other Link Idylwood Tree Restoration Project

Idylwood Beach is now open - July 12, 2019

Idylwood Beach had been closed earlier in the week due to high levels of bacteria concentrations but the King County Water and Land Resources Division has now deemed it safe.

Learn more about the water quality at Idylwood Beach

Located on the shores of picturesque Lake Sammamish, Idylwood features a swimming beach, including a bathhouse and restrooms. Launch your car-top boat from the park’s small ramp. Spread out and play a game in the large open space or explore Idylwood’s playground area. Picnic shelters and picnic tables complete the picture for a perfect get-together.


  • 18 acres


  • Canoe Launch 
  • Facility Rental 
  • Fishing
  • Natural Areas
  • Parking
  • Picnic Shelter Picnic Tables 
  • Play Area
  • Restrooms
  • Swimming Beaches 
    • Barbeques
    • Sand Volleyball