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Welcome to Sugarloaf Ridge State Park

Hiking Galore

Enjoy over 25 miles of trails for every level of hiking ability

Stunning Beauty

Adventure and exploration the entire family will love

Headwaters to Sonoma Creek

Enjoy a stunning waterfall which flows 25 ft. high after winter rains!

Stay and Explore

We offer 47 family-sized campsites!

Welcome to Sugarloaf Ridge State Park

Sugarloaf Ridge State Park contains the headwaters of Sonoma Creek. It runs through gorge and canyon, across the meadow floor, beneath scenic rock outcroppings, and is surrounded by redwoods and ferns. With 47 family-sized campsites and 25 miles of hiking trails, it is the perfect place to spend time outdoors!

RED FLAG WARNING
Sugarloaf Ridge State Park is under red flag warning from today, Tuesday, November 5, through November 7th or further notice, depending on weather conditions. Fires and charcoal BBQs are not permitted, but gas stoves can be used. High Ridge Trails and Brushy Peaks Trail are closed until the red flag warning is lifted. Should there be a need to evacuate, listen for 3 horn blasts to alert you to leave the park.

 

ADVERTENCIA DE BANDERA ROJA
El Parque Estatal Sugarloaf Ridge está bajo una advertencia de bandera roja desde hoy, martes 5 de noviembre, hasta jueves 7 de noviembre o hasta próximo aviso, dependiendo de las condiciones climáticas. No se permiten fogatas o el uso de parrillas de carbón, pero el uso de estufas portables con propano es permitido.Los senderos High Ridge y Brushy Peaks están cerrados hasta que la advertencia se venca. Avisaremos con 3 toques de portavoz si es necesario evacuar el parque.


See the park Conditions Page for:

Trail closures/conditions, wildflower reports, links to weather conditions at the park, and other information as needed.

Camping:  We have 44 campsites open, both reservable in advance and first-come, first-served in our lovely creekside campground.

Calendar of Events

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Your donations help keep Sugarloaf open for all!

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Read the Sonoma Ecology Center 2023 Impact Report!

 

Our parent organization, Sonoma Ecology Center, making great impacts in the areas of COMMUNITY, LAND, CLIMATE, WATER, and BIODIVERSITY in Sonoma Valley.

Camping at Sugarloaf

Camping at Sugarloaf

You can enjoy camping year-round at Sugarloaf with 47 family-friendly, alcohol-free camping spaces nestled in a large meadow and bordered by a year-round stream and a hillside forest.

Robert Ferguson Observatory

Stargazing at Robert Ferguson Observatory

Completely dedicated to public viewing and education, the Robert Ferguson Observatory is the LARGEST in the western United States and it’s right here at Sugarloaf Ridge State Park.

School Programs

Community-Operated Park

Sugarloaf Ridge State Park is operated by Sonoma Ecology Center and Team Sugarloaf. Learn more by visiting the Team Sugarloaf Page

THE ECOLOGY BLOG

Learn about the many activites and impacts throughout Sonoma Valley of our lead organization, Sonoma Ecology Center.