Interpretive Center

at Washington State Park

The interpretive center is located in front of the park office near the north entrance of the park. The building was constructed by the Civilian Conservation Corps in the mid-1930s and houses interpretive displays, which provide a glimpse into the cultural and natural history of the park. The nature center contains informational brochures a guest book.

rustic rock building


Sunrise to sunset, year-round


38.083779, -90.674222

Park Hours

Park Grounds:

  • 7 a.m. to sunset, year-round.
  • November through March
    The roads to Shelter #1/CCC Ridge, the swimming pool, cabins and the Big River Day-Use Area (including Shelter #2/Big River Day-Use Area Shelter) are closed to vehicles. They are open to foot traffic.

Interpretive Center hours

Sunrise to sunset, year-round

Park Office hours

April through October

  • 9 a.m. to 4 p.m., Monday through Friday
  • Closed Saturday and Sunday

November through March

  • 9 a.m. to 4 p.m., Monday, Tuesday, Thursday and Friday
  • Closed Wednesday, Saturday, Sunday and state holidays

Please note there may be times when the office is closed while staff are working in the park.