Open Space Preserve,
Midpeninsula Regional Open Space District,
San Mateo County
1.2 mile out and back through old estate grounds.
Distance, category, and difficulty:
This 1.2 mile out and back hike is easy. The trailhead elevation is around 960 feet. The trail drops gradually to about 850 feet.
Mix of shade and sun.
Dirt fire road and trail.
Under 1 hour.
Nice any time.
From Interstate 280 in San Mateo County, exit CA 84 (exit 25). Drive west about 4.6 miles to the preserve entrance on the left side of the road (look for brick gates; the preserve sign is inside those gates). Proceed about 0.2 mile down the narrow road, to the parking lot on the right side of the road.
GPS Coordinates* for Trailhead:
(* based on Google Earth data, shown as degrees, minutes, seconds)
Gas, food, and lodging:
Gas, pay phone, stores, and restaurants back on CA 84 in Woodside. No camping in the preserve.
Parking for about 12 cars in a lot. There is designated handicapped parking, and trail may be wheelchair accessible (with assistance). No entrance or parking fees. No toilet facilities or drinking water. Maps available at the information signboard. There is no direct public transportation to this preserve.
The trail is open to equestrians and hikers. Dogs are permitted, on leash only. Preserve is open from dawn to 1/2 hour after dusk.
The Official Story:
MROSD's Thornewood page
MROSD office 650-691-1200
Use AAA's San Francisco Bay Region map to get there.
Map from MROSD (download pdf).
Peninsula Tales and Trails, by David Weintraub (order this book from Amazon.com) has an overview of the preserve, descriptions of hikes, and simple maps.
Trail Map of the Central Peninsula, by the Trail Center (order this map from Amazon.com) is useful.
Jean Rusmore's Peninsula Trails has a simple map and preserve description (order this book from Amazon.com).
Tom Taber's The Santa Cruz Mountains Trail Book has a simple map and preserve description (order this book from Amazon.com).
Thornewood in a nutshell -- a printable, text-only guide to the featured hike.
View 30 photos a June 2000 hike
View photos from a July 2001 hike
Go to Bay Area Hiker Home page
is a small preserve perfect for a lunchtime stroll, hike with small kids, or dogwalk. With MROSD's purchase of adjacent
land near Old La Honda Road, the trail system may grow in the future,
but for now the paths are out and back only.