Fall - Winter Hours, 7 a.m. to 6 p.m. PDTSpring - Summer Hours, 7 a.m. to 9 p.m. PSTOffice Hours: Every other Monday 7:30 a.m. to 2:30 p.m., Tuesday – Friday 7:30 a.m. to 3:30 p.m. Please call ahead…

Park Hours: Fall - Winter Hours, 7 a.m. to 6 p.m. PST Park Hours: Spring - Summer Hours, 7 a.m. to 9 p.m. PDT Office Hours: Monday-Thursday 7 a.m. to 3 p.m. and alternate Fridays…

Camping: Year-roundCheck-in time 2 p.m. and check-out time 12 p.m.Day Use - 7 a.m. to sunset all year.Office Hours: Monday - Friday 7 to 11:30 a.m. and 12 to 3:30 p.m. Office closed every other…

Red Rock WildernessHike atop 20 to 40-million-year-old red rocks and enjoy breathtaking views of the Santa Ana Mountains and beyond at Red Rock Wilderness. Located within OC Parks’ Irvine Ranch Open…

Dogs not permitted.Trails may be closed for three days or more following rain.Nix Nature Center Hours: Monday - Friday 8 a.m. to 3:30 p.m. and Saturday and Sunday 9 a.m. to 2 p.m. The…

Fall - Winter Hours, 7 a.m to 6 p.m. PSTSpring - Summer Hours, 7 a.m to 9 p.m. PDTOffice Hours: Every other Monday 8 a.m. to 3:30 p.m., Tuesday – Friday 8 a.m. to 4:30 p.m.  Please…

Fall - Winter Hours, 7 a.m. to 6 p.m. PDTSpring - Summer Hours, 7 a.m. to 9 p.m. PSTOffice Hours: Monday - Friday 8 a.m. to 3:30 p.m. Park MapPark BrochureParking fees: $3 per vehicle entry…

Historic George Key Ranch is a historic house, museum, garden and orange grove, located in the City of Placentia. This beautifully landscaped site totals 2.2 acres. Located within the park is the…

Fees: No fees collected at this time. Harriett M. Wieder Park features a 4-acre developed park that includes restrooms, a 24-car parking lot, open turf area for picnicking, decomposed granite…