Sugarloaf RidgeState Park
Hillside of orange poppies above a rocky river

FAQ

Short answers to what people most often ask about Sugarloaf Ridge State Park, the Sonoma County state park at 2605 Adobe Canyon Road in Kenwood. It opens daily from 6 a.m. until 10 p.m., day use is $10 per vehicle, dogs are not allowed on trails, and the 47-site campground is open year-round. Follow the links for the page that covers each topic in depth.

Visiting

Start with Hours & Fees and Parking & Directions for the basics, then Plan Your Visit for a one-day plan.

FAQ

Sugarloaf Ridge State Park Questions and Answers

Where is Sugarloaf Ridge State Park?

At 2605 Adobe Canyon Road in Kenwood, Sonoma County, at the end of Adobe Canyon Road off Highway 12. It is about an hour from San Francisco and seven miles east of Santa Rosa.

What are the hours?

Daily from 6 a.m. until 10 p.m.; Visitor Center hours are 9 a.m. to 5 p.m.

How much is the entry fee?

$10 per vehicle, or $8 for seniors 62 and older, students and current or retired military. A $59 annual pass also covers Jack London State Historic Park.

Do California State Parks passes work here?

Yes. State Parks lists its California Explorer and Golden Poppy annual passes, the Golden Bear passes, the Disabled Discount and Distinguished Veteran passes, and the State Library's parks pass as accepted.

Is there free parking?

No. There is no free parking along Adobe Canyon Road, even outside the park, so every lot needs a day-use pass.

Are dogs allowed?

Only in the campground, picnic area and paved developed areas, on a six-foot-or-shorter leash. Dogs are not allowed on trails, dirt roads or in the backcountry.

How many trail miles does the park have?

About 25 miles, for hiking and horseback riding, with bikes on designated fire roads.

What is the best hike?

Bald Mountain: 5.6 miles round trip and 1,529 feet of gain to the 2,729-foot summit. The 2-mile Pony Gate-Canyon Loop to the waterfall is the best short hike.

Is there a waterfall?

Yes, a 25-foot seasonal waterfall on Sonoma Creek that flows after winter rains. The shortest walk to it is about 0.4 miles round trip.

Can you swim in Sonoma Creek?

No. State Parks says the creek is not deep enough for swimming, and it often dries by late summer.

Can you camp at Sugarloaf Ridge?

Yes. There are 47 family campsites at $35 a night ($45 premium), a group camp for up to 50, and seasonal glamping tents. Reservations open six months out on ReserveCalifornia.

Are there RV hookups?

No hookups and no dump station, but water spigots are available. State Parks lists a 30-foot limit for motorhomes and 27 feet for trailers.

What is the Robert Ferguson Observatory?

A public observatory inside the park, run by the nonprofit Valley of the Moon Observatory Association, with night and solar viewing on select weekends and a 40-inch telescope.

Who runs Sugarloaf Ridge State Park?

California State Parks owns it, and the nonprofit Sonoma Ecology Center has run it day to day since June 1, 2012.

Is Sugarloaf Ridge State Park the same as Sugarloaf Mountain?

No. Sugarloaf Ridge State Park is in Sonoma County, California, and its highest point is Bald Mountain.

Is there Wi-Fi?

Limited Wi-Fi is available around the Visitor Center.

Which season is best?

Spring, for wildflowers and a flowing waterfall. Summers are hot, often in the 90s, so hike early; winters are wet.

Can you fish at Sugarloaf Ridge?

Yes, for trout in Sonoma Creek, best in late spring and early summer. The creek is not stocked, and anglers 16 and older need a California fishing license.

Facts checked against the California State Parks page for Sugarloaf Ridge State Park on October 24, 2026.