RESERVATION SITE: We are currently experiencing glitches after launching the new system. If you are experiencing difficulties making a reservation or see missing campsite/shelter photos, we are working to resolve these issues as soon as possible. Thank you for your patience. The new website is address is www.parkreservations.sbcounty.gov.
CUCAMONGA-GUASTI: The direct park phone line is out of service. Please call our main office at 909-387-2757. We apologize for any inconvenience.
MOJAVE RIVER FORKS: Due to an ongoing pavement project on State Route 173, there may be traffic delays leading to the park entrance.
PRADO: Day watering is scheduled by the Peacock, Red Tail Hawk, Blue Heron, Osprey and Mallard picnic shelters.

New swim fees effective May 12, 2025
Use of waterslides at Yucaipa Swim Complex is included in new price.
New park admission is $15 per vehicle on weekends.
Yucaipa Swim Complex Cabanas
No online or call-ahead reservations are accepted. Check availability at swim complex day of visit. Reservations and payment are taken day of visit at Yucaipa’s pool facility on a first-come, first serve basis.
Weekends are considered Saturday & Sunday. Holiday weekends are considered Saturday, Sunday and Monday.
Three (3) small picnic shelters with table and grill.