NEW FALL PARK HOURS: Are 7:30 a.m. to 6:30 p.m. through Oct.30 (excluding Calico). Starting on Oct.31, parks will close at 5 p.m.
LAKE ALGAE NOTICES: Both lakes at Cucamonga-Guasti & Glen Helen are under a Caution status. Prado is under a Caution status. Learn more about algal blooms.
CALICO GHOST TOWN: The phone line is currently down. If you need assistance, call our main number 909-387-2757.
MOJAVE NARROWS: Splash pad will be closed after Monday, Sept. 7 through May 2027 for construction of a new splash pad.
SPLASH PADS: Are open at Guasti & Prado.
YUCAIPA: Be advised that lining up or stopping on Oak Glen Rd. to enter Yucaipa is not permitted prior to 7:30 a.m. ‘No Stopping’ signs are posted along Oak Glen Rd. for safety and traffic impact.

Regional Parks invites all artists to come out and put your painting skills to test at Cucamonga-Guasti Regional Park on Sunday, July 14 from 10 a.m. to 12 p.m. All supplies will be provided, while they last. All ages are welcome to join us! Bring the whole family and spend the day with us. Pack a picnic, bring your bikes and cruise around the park, fish or cool down at our splash pad. Leashed pets are welcome! Admission is $10 per vehicle. Follow us on Facebook and Instagram to stay updated on the latest park news and events.