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Family friendly hiking trails in Alto Bowl Open Space Preserve are found within Marin County, California, offering diverse landscapes for outdoor activities. The preserve features rolling hills, expansive oak woodlands, and open grasslands. Elevations are moderate, making the area accessible for various skill levels, with Horse Hill being a notable landmark.
Last updated: August 20, 2026
1.80km
00:33
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The Dollar Fire Road offers a refreshing, easy hike on a wide dirt and gravel path within the Horse Hill Preserve in Mill Valley. This multi-use trail provides a consistent,โฆ
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4.06km
01:06
50m
60m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

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6
hikers
5.86km
01:37
100m
100m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
8
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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2.25km
00:34
10m
0m
Enjoy an easy 1.4-mile (2.2 km) hike through Hauke Park and Bayfront Park, featuring scenic bay views and birdwatching opportunities.
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This tidal sanctuary runs along the Mill Valley-Sausalito Pathway and the Charles F. McGlashan Pathway. More than 400 species of migratory birds rest here after their long flights, and if you pass through in the early morning or late evening, the sunrises and sunsets reflect beautifully on the surface of this 106-acre marsh.
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This beautiful park is a local favorite, with trails ranging from easy to moderate that are also part of the larger Bay Area Ridge Trail. The routes offer fantastic views of the surrounding area, including San Pablo Bay and Mount Tamalpais. The park has picnic tables to enjoy lunch, public restrooms and several unique art installations throughout the grounds.
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Quiet residential street with bike lane connecting the bike trail that ends at the Camino Alto tunnel with the bike trail over Horse Hill parallel to Hwy 101
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Pleasant trails under tall Redwoods along Larkspur Creek. Public restrooms
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At the end of paved residential Piedmont Road, this trail continues along Larkspur Creek up towards Dawn Falls Trail into Baltimore Canyon Open Space Preserve.
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At the dead end of Madrone Avenue begins this very pleasant redwood forest trail, along Larkspur Creek.
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To circumvent the still closed Alto tunnel hikers and bikers can either climb up the steep connection here to Camino Alto grade, or turn east a few yards earlier at the school to make their way over to Horse Hill trail, along noisy 101 Highway
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Alto Bowl Open Space Preserve offers a wide variety of trails suitable for families. You'll find over 200 routes, with 86 specifically rated as easy, making it simple to choose an adventure that fits your family's comfort level.
The preserve features diverse terrain, from rolling hills and expansive oak woodlands to open grasslands. Trails include both single-track paths and wider fire roads, offering varied experiences. While elevation changes are generally moderate, some paths provide gentle slopes perfect for younger hikers, like the easy Dollar Fire Road.
Yes, there are several easy loop options. For example, the Piedmont Trail โ Dawn Falls Trail loop from Larkspur offers a pleasant, relatively flat walk, perfect for a family outing. Another great choice is the Piedmont Trail โ Dolliver Park loop from Larkspur, which is also easy and provides a scenic experience.
Spring is particularly beautiful, with hillsides bursting with wildflowers like California poppies and lupines. Fall offers pleasant temperatures and changing foliage. While summer is generally good, be mindful of warmer temperatures. Winter can be muddy, but the preserve remains accessible, offering a different, often quieter, experience.
The preserve is rich in natural beauty. You'll walk through shaded areas of coast live oak and California bay trees, and might spot wildflowers in spring. Keep an eye out for wildlife such as American kestrels and red-tailed hawks overhead, and perhaps even deer or foxes in the quieter parts. The preserve's history as former dairy land also adds a unique touch.
Yes, Alto Bowl Open Space Preserve is dog-friendly. Dogs are generally permitted on trails, but must be leashed on single-track paths and kept under voice command on fire roads. Always ensure your dog is well-behaved and respectful of other hikers and wildlife.
A prominent feature is Horse Hill, known for its grazing horses. From elevated points, you can enjoy breathtaking views of the San Francisco skyline, Richardson Bay, Mount Tamalpais, and the Richmond-San Rafael Bridge. The Hiking loop from Mill Valley offers some lovely vistas.
The area is highly rated by the komoot community, with an average score of 4.8 stars from over 500 ratings. Reviewers often praise the diverse landscapes, the peaceful atmosphere, and the accessibility of trails for various skill levels, making it a favorite for family outings.
While many trails are natural surfaces, wider fire roads like the Dollar Fire Road can be suitable for sturdy, all-terrain strollers, especially during dry seasons. It's always best to check recent trail conditions if you plan to bring a stroller.
Hike durations vary greatly depending on the chosen route and your family's pace. Many easy trails, like the Piedmont Trail โ Dawn Falls Trail loop, can be completed in 1-2 hours, making them perfect for a morning or afternoon adventure. Longer routes are also available for families seeking a more extended exploration.
It's always a good idea to bring water, snacks, sun protection (hats, sunscreen), and layers of clothing as temperatures can change. Comfortable hiking shoes are recommended. For families, consider bringing a small first-aid kit and binoculars for wildlife spotting.


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