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 up to 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.

Online reservations

About Mossyrock Park camping

  • Year-round camping, day-use area and boat launch (park is closed Dec. 20 - Jan. 1.)
  • 152 individual campsites (76 water/electric hookups)
  • 60-site group camp with pods of 5 or 6 sites (35 electric hookups)
  • Two 12-site primitive group camps (no hookups)
  • Fire rings and picnic tables in all campsites
Other features of Mossyrock Park
  • Store and fast-food concession stand (seasonally operated) 
  • Coin-operated showers
  • Laundry facilities
  • Wheelchair-accessible restrooms
  • Water faucets throughout campground
  • Reservable kitchen shelter
  • Trails: half-mile trail and 3.5-mile loop trail (of which 0.8 miles is wheelchair accessible)

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 - 2014

 
Camping fees  
Water/electric hookups (30-amp service) $31
Electric hookups - (30-amp service) (group sites) $28
No hookups $24
Walk-in tent and S’mores Loop sites $18
Primitive group camp (You must reserve all 10 sites) $185
Extra vehicle/RV, if space allows (no charge for towed vehicles) $10
Unattended vehicle $10
Other fees  
Reservation fee $6.50 online or $8.50 by phone
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