Boat Launch

at Washington State Park

A concrete boat ramp is available to launch your own watercraft into Big River. A restroom and parking are available. This area is subject to flooding and river levels vary.

Fishing is allowed. Click here for more information on fishing in Big River.

Watercraft shuttle service is offered through the park concessionaire for a fee. Please contact the concessionaire at 636-586-2995 for more information.

The cabins, store, swimming pool and watercraft rentals are operated by your concession hosts, Doyle and Dawn Kennon.  Let the Kennons or a member of their staff make your visit to Washington State Park more enjoyable.  For reservations or more information about the concession facilities, please call 636-586-2995 or visit their website.

Park Hours

Coordinates

38.086051, -90.662420

Park Hours

Park Grounds:

  • Sunrise to sunset, year-round.
  • November through March
    The roads to the upper picnic shelter, pool complex, cabins and the river bottoms are closed to vehicles. They are open to foot traffic.

Thunderbird Lodge hours

  • April 1-14
    Closed
  • April 15 - May 15
    10 a.m. - 5 p.m., Friday through Sunday
  • May 16 - Sept. 15
    9 a.m. to 5 p.m., Monday through Thursday
    9 a.m. to 7 p.m., Friday
    8 a.m. to 7 p.m. Saturday
    8 a.m. to 5 p.m. Sunday
  • Sept. 16 - Oct. 31
    10 a.m. to 5 p.m., Wednesday and Thursday
    9 a.m. to 7 p.m., Friday and Saturday
    9 a.m. to 4 p.m., Sunday
  • November through March
    Closed

Interpretive Center hours

Sunrise to sunset, year-round

Park Office hours

  • 8 a.m. to 4:30 p.m., Monday through Friday, year-round.
    Please note there may be times when the office is closed while staff are working in the park.