Castro Valley, California

The Tennessee Valley trail is leisurely 3.6 mile roundtrip hike that turns around at Tennessee Valley Cove. Along the way, you’ll hike past shrublands, wetlands, and a lake before you get to a cool little secluded beach that many people picnic at. This is probably the easiest to access, and most...

Ring Mountain Open Space is an easy but uphill trail that take you to the top where you can explore more trails. Take the 101 exit for Paradise Dr in Corte Madera, follow the road, and park on the side of the road once you pass Westward Dr. Even though there are many places to start the trail fo...

Miwok, Coyote Ridge and Coastal Trail Loop is a loop trail where you may see beautiful wildflowers located near Mill Valley, California.

From the parking lot, take the connector trail towards the Peters Creek Trail for 0.4 miles. As you descend into a small valley, notice the sound of running water that appears. When you reach the first trail intersection, turn left on the Peters Creek trail. This will give you your first encounte...

The Seven Springs loop is only one great option of several in the preserve. Starting from the Prospect Rd parking lot the loop is 2.8 miles of rolling hills in and out of the shade. Most of the trail is at least 2 person width so easy to walk with a friend or furry companion. There have been larg...

This old Naval Base is now home to, well, almost nothing. As a weekend volunteer trip, myself and about 50 others got a little dirty creating 3 new campsites for you and your friends!During the day, the island has hikers exploring everywhere, but the preserve closes upon sunset and it's just you ...

Dias Ridge is an out-and-back trail where you may see wildflowers located near Sausalito, California.

The Brook Trail Loop is a beautiful hike, starting off in Sam McDonald County Park and later entering into Pescadero Creek County Park. This adventure can be done in any season, with the trails almost entirely shaded for even the hottest summer days. Starting off from the Heritage Grove trailhea...

The Pirate's Cove Trail offers an enchanting 1.7-mile (one-way) coastal hike to a secluded beach cove near Muir Beach, California. This moderately challenging trail rewards hikers with stunning Pacific Ocean views, diverse coastal vegetation, and access to one of Marin County's most picturesque...

The Pescadero Creek Park Complex is a great place to escape for a day or overnight hike in the heart of the Bay Area. You will need to get a permit to stay overnight - these can be attained on a first-come, first-serve basis from the ranger station. Most of the campsites here are also available f...

Homestead Open Space Big Loop is a moderately trafficked loop trail located near Mill Valley, California.

Blithedale Loop is a loop trail that provides a good opportunity to see wildlife located near Corte Madera, California.

The Dipsea Race is the 2nd oldest foot race in the US. The race is named after the Dipsea Inn at the end of the trail at Stinson Beach. The good news is that you can enjoy this scenic trail and its sweeping ocean views at your leisure. The bad news is that the race is only one-way. If you choose,...

Sun, Redwood, Panorama, Lost and Fern Creek Loop is a loop trail that takes you by a river located near Mill Valley, California.

Baltimore Canyon via Dawn Falls Trail Loop is a loop trail that takes you through a forested setting at the start, up switchbacks to Dawn Falls, and then to views of King Mountain Open Space Preserve as you loop back along Southern Marin Line Road. This is a dog friendly (on-leash) trail located ...

Bootjack Trail Loop goes through both Muir Woods National Monument and Mt. Tamalmpais State Park is located near Mill Valley, California. With the starting point for this hike at the entrance to Muir Woods, there will be an entry fee to enter the national monument (click here for more details).  ...