SWIM SCHEDULE CHANGE: Glen Helen & Yucaipa complexes transitioned back to weekends only through Labor Day weekend. See pool calendar.
LAKE ALGAE NOTICES: Both lakes at Cucamonga-Guasti & Glen Helen are under a Caution status. Prado is under a Warning 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.
GLEN HELEN WATERSLIDES: The splash pad is open. The yellow slide is down until further notice.
SPLASH PADS: Are open at Cucamonga-Guasti, Mojave Narrows & Prado.
MOJAVE NARROWS: The ADA-accessible tent campground restrooms are closed until further notice.
SART CLOSURE ALERT: Due to the Mission Blvd. Bridge project in Riverside, north side access from the San Bernardino County side will need to turn around from July 28 – Aug. 12. See map & details.
YUCAIPA ENTRANCE NOTICE: 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.

Adventure awaits! Join us for a scenic and educational nature hike through San Bernardino County’s beautiful Yucaipa Regional Park, no registration required. As we explore winding trails, we’ll learn about local wildlife, native plants, and the rich history of the area—all while soaking in the fresh air and connecting with the great outdoors. The best part? We’ll end our journey with a breathtaking sunset view, painting the sky in stunning shades of gold, pink, and purple. Don’t miss this perfect way to unwind, learn, and take in nature’s beauty!
Fee is Park Admission:
Weekday: $10 per vehicle
Weekend: $15 per vehicle