Limestone Canyon & Whiting Ranch Wilderness Park is located in southeastern Orange County within the foothills of the Cleveland National Forest. The park lies west of Santiago Canyon Road between Modjeska Canyon Road and Live Oak Road and is bordered by the communities of Foothill Ranch and Portola Hills.
To reach the park from Interstate 5, take the Lake Forest exit and proceed to Portola Parkway (approximately 5 miles), turn left on Portola Parkway, then continue 1/2 mile to Market, then make a right. Parking lot and entrance is to your immediate left. To reach the Glenn Ranch Road entrance, turn right on Portola Parkway, left on Glenn Ranch Road, left into parking lot.
The park office and Interpretive Center are located in the McFadden Ranch House adjacent the Aliso Creek Bike Trail (old El Toro road), below the Portola Hills community.
Open Daily: 7 a.m. to Sunset
Park is closed for three days after rain.
Please call for trail conditions.
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