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Hike Details for Castle Rock Park

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Castle Rock Regional Recreation Area
Castle Rock Park
RSVPs - 61 -- YES: 22 NO: 31 MAYBE: 8

Castle Rock Park
Click the Staging Area/Trail Name above for park information.
City: Walnut Creek
Region: EastBay
Park: Castle Rock Regional Recreation Area

Sunday, October 13, 2019 @ 9:30 AM


Event Notes:

Castle Rock Park


Meet at the restrooms about 1/4 mile from the parking area.

Starting at 9:30 am from Castle Rock Park is almost a 7-mile hike to Borges Ranch.

Route is across the lawn through the gate and right on the Castle Rock Trail, left up the hill to the power tower, left on the Shell Ridge Loop Trail and continuing for a right uphill on the Fairy Lantern Trail. Then right onto the Mt. Diablo to Briones Trail, right on the Borges Ranch Trail to Borges Ranch for a short rest/snack stop.

Then continue on the Borges Ranch Trail, right onto the Hanna Lane Trail, left onto the Flat Top Trail, continuing left down the hill on Flat Top, right for a short distance then left onto the Ridge Top Trail, left on Briones to Mt. Diablo Trail, left on Fairy Lantern Trail, contiue right on Fairy Lantern Trail, then left onto Stage Road to return to Castle Rock Park.

Water and restrooms at Castle Rock Park and Borges Ranch.

Please download and/or print out the route map here: Route Map

Contact: Howard   
Email: [email protected]
Cell Phone: (925) 548-8783


Trail Notes:

A series of hikes starting at Castle Rock Park going into Mt Diablo State Park


Trailhead Directions:
Click Here for a Map

From 24 Fwy take the I-680 N exit on the LEFT toward SACRAMENTO/CONCORD and then exit 15B for Ygnacio Valley Rd. Turn RIGHT onto Ygnacio Valley Rd and drive 2.2 miles. Turn RIGHT on Walnut Ave. Drive 1.6 miles to the roundabout. Follow AT ROUNDABOUT directions below. From 680 Fwy northbound take exit 46B for Ygnacio Valley Rd. Turn RIGHT onto Ygnacio Valley Rd and drive 2.2 miles. Turn RIGHT on Walnut Ave. Drive 1.6 miles to the roundabout. Follow AT ROUNDABOUT directions below. From 680 Fwy southbound take exit 47 for N Main St. Keep right at the fork, follow signs for North Main St S and merge onto N Main St. Turn left onto Ygnacio Valley Rd. After 2 miles turn RIGHT on Walnut Ave. Drive 1.6 miles to the roundabout. Follow AT ROUNDABOUT directions below. From Ygnacio Valley Rd westbound, turn LEFT onto Oak Grove Rd and drive for 1.1 miles to the roundabout. Follow AT ROUNDABOUT directions below. AT ROUNDABOUT: Take the exit onto Oak Grove Rd. Oak Grove Rd becomes Castle Rock Rd. Drive for 2.1 miles to the Park. Limited parking is available at the end of Castle Rock Rd, but there is additional parking at the Orchard Staging Area on the right before the end of the road. Address is 1700 Castle Rock Road, Walnut Creek.

Parking Fee: None
Other Fees: None

The trailhead information on this page was last updated
Thursday, November 30, 2017.

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