4.9
(97)
1,474
hikers
12
hikes
Hiking around Lagunitas-Forest Knolls explores the San Geronimo Valley in Marin County, California. The region features diverse landscapes, including lush redwood forests, rolling hills, and vital waterways like Lagunitas Creek and San Geronimo Creek. These creeks support rich ecosystems and provide picturesque creek-side paths. The terrain transitions into open grasslands within the Mount Tamalpais Watershed, offering varied ground for hikers.
Last updated: April 26, 2026
8
hikers
16.7km
04:53
410m
410m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
6
hikers
11.6km
03:40
470m
480m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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2
hikers
28.0km
08:25
900m
900m
Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.
1.57km
00:26
30m
30m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
5.0
(2)
13
hikers
6.18km
01:55
230m
230m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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Sweeping views along the ridge trail, down into the valley filled by Kent Lake and beyond.
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The two open space preserves meet in this valley of stately redwood trees that's refreshingly cool even in summer, which is welcome before or after the climbs that go both directions in and out of this valley.
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This large group picnic area is a lovely spot under a shady grove of towering redwoods that sits along Lagunitas Creek. There is piped drinking water and restrooms nearby, and if it is not in use, it is an excellent place to stop for lunch. If you are bike touring with friends and wish to spend time here, you can reserve this spot through the Samuel Taylor State Parks' department website.
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Upper Peters Dam Road is a well shaded path that partially navigates along Kent Lake shore. On the way out you can see the large dam looming overhead.
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Large campground with restrooms and showers in the towering forest along the San Geronimo Creek and the Cross Marin Trail. The Pioneer Trail loops to the south with a branch trail climbing up to the bolinas Ridge, whie the Papermill Trail remains flat along the creek with historic info panels about Samuel Taylor's 19th century paper mill
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Popular rock beach spot to cool off in the creek right next to the long wooden pedestrian trail bridge
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Sweeping views along the ridge trail, down into the valley filled by Kent Lake and beyond.
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Yes, there are over 80 hiking routes to explore around Lagunitas-Forest Knolls. The trails range from easy walks through redwood groves to challenging climbs up rolling hills, with 16 easy, 45 moderate, and 23 difficult options available.
The area is highly regarded by the komoot community, with an average rating of 4.8 stars. Hikers frequently praise the stunning redwood forests, the variety of trails, and the beautiful scenery along Lagunitas Creek.
Absolutely. For a gentle walk suitable for all ages, consider the Pioneer Tree Trail ā Samuel P. Taylor State Park. It's a relatively short loop that takes you through a beautiful redwood forest.
Dog-friendly trails are available, but policies vary by park. For example, dogs are welcome on the trails around Cataract Falls. However, places like Samuel P. Taylor State Park have restrictions, typically limiting dogs to paved roads and campgrounds. Always check the specific regulations for the trail you plan to hike.
Cataract Falls is a popular destination known for its series of small, scenic waterfalls. The hike to reach them is a moderate dirt-trail climb through a forest setting, offering a rewarding experience, especially after recent rainfall.
Yes, many trails in the area are loops. A great moderate option is the San Geronimo Ridge Rd. to East Sylvestris via Green Hill loop, which offers varied terrain and scenic views. For an easier loop, the Peters Dam Road to Kent Lake loop provides a pleasant walk with views of the water.
The diverse ecosystems of redwood forests, oak woodlands, and creeks support a variety of wildlife. Keep an eye out for deer, raccoons, and a wide array of bird species. Near Lagunitas Creek, you might even spot Coho salmon during their spawning season.
Most major trailheads and parks, such as Samuel P. Taylor State Park and the Mount Tamalpais Watershed, have designated parking areas. Some may require a fee. Popular trailheads like Palomarin can fill up quickly, especially on weekends, so arriving early is recommended.
While many trails are nestled in forested valleys, you can find coastal views by heading towards the coast. The Palomarin Trailhead is the starting point for hikes within Point Reyes National Seashore that offer dramatic ocean vistas and lead towards the famous Alamere Falls.
Hiking is possible year-round. Spring brings lush green hills and flowing creeks. Summer is warm and dry, making the shade of the redwood groves particularly inviting. Autumn offers pleasant temperatures and fall colors, while winter is cooler and wetter, which makes the waterfalls more impressive.
Lagunitas-Forest Knolls offers a more intimate, creek-side, and redwood-focused experience, primarily within the San Geronimo Valley. While it's part of the broader Mount Tamalpais landscape, the trails here are often centered around Samuel P. Taylor State Park and the watershed's lakes. Mount Tamalpais itself is known for its more expansive, panoramic bay and ocean views from higher elevations.


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