Tacoma Power's Mossyrock Park is a family-friendly getaway with access to Riffe Lake (formed by Mossyrock Dam) in Lewis County, Washington.

Reservations
Reserve individual campsites now or call (888) CAMPOUT (226-7688). Learn about reservation policies and park rules.

  • Reserve 9 months in advance for dates between May 15 and September 15.
  • Sites are available on a first-come, first-served basis the rest of the year.

Noise alert for this summer
A neighbor has notified the park that logging will take place next to Bird’s Eye View sometime this summer Mondays through Thursdays. On those days, campers may hear noise from the logging as early as 3 a.m. More information will be posted here as it becomes available.

Other reservations

About Mossyrock Park

  • Year-round camping, day use area and boat launch (park is closed Dec. 20 - Jan. 1.)
  • 152 individual campsites (76 water/electric hookups)
  • Two group camp areas
  • 60-site group camp (35 electric hookups)
  • 10-site primitive group camp (no hookups)
  • Fire rings and picnic tables in all campsites
  • Coin-operated showers
  • Laundry facilities
  • Store and fast-food concession stand (seasonally operated) 
  • Wheelchair accessible restrooms
  • Water faucets throughout campground
  • Reservable kitchen shelter

Year-round day-use area (park is closed Dec. 20 - Jan. 1.)

There is a $5 day-use parking fee charged on weekends and holidays between Memorial Day and Labor Day weekends. Enjoy free day-use parking on other days.

  • Boat launch (lake level permitting)
  • Fish cleaning station
  • Swimming area (lake level permitting)
  • Playground
  • Horseshoe pits
  • Volleyball court
  • Store and fast-food concession stand (seasonally operated)

Download our Mossyrock Park brochure.

 Mossyrock Park Fees & Discounts - 2013

  
Camping fees  
Water/electric hookups  $29
Electric hookups (group sites) $26
No hookups $22
Walk-in tent and S’mores Loop sites $16
Primitive group camp (You must reserve all 10 sites) $180
Extra vehicle/RV, if space allows (no charge for towed vehicles) $10
Unattended vehicle $10
The main group camp area has a five-site reservation minimum.  
Other fees  
Individual campsite reservation fee $6.50 online or $8.50 by phone
Group camp reservation fee $15
Day use parking (weekends and holidays between Memorial Day and Labor Day weekends) $5 
Kitchen shelter $50
Discounts  
Senior or disabled discount for camping $5


Latitude: N 46 30 58.6   Longitude: W 122 25 24.5

Directions
From Tacoma, take Interstate 5 south to Highway 12 East (Exit 68). Drive east on Highway 12 for approximately 21 miles. Turn right on Williams Street (flashing yellow light). Continue several blocks on Williams Street to a "T" intersection in the town of Mossyrock. Turn left onto State Street. Outside of town, State Street becomes Mossyrock Road East and then Ajlune Road. Ajlune Road leads into the park.

Address
Mossyrock Park
202 Ajlune Rd
Mossyrock, WA 98564

Contacts
Park office: (360) 983-3900
Fishing and recreation line: (888) 502-8690