Sugarloaf Ridge State Park is a state park located in the Mayacamas Mountains, situated between the Sonoma and Napa valleys. The park spans approximately 4,900 acres, featuring diverse terrain that includes chaparral ridges, oak woodlands, and redwood forests. The headwaters of Sonoma Creek run through its gorges and canyons, while Bald Mountain provides significant elevation changes. These varied landscapes offer opportunities for several sports like hiking, mountain biking, road cycling, jogging, and more.
73
Routes
4.7
(32)
Average rating
899
People visited

5
hikers
11.8km
03:16
200m
210m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

5
hikers
5.55km
01:30
70m
70m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

4
hikers
5.73km
01:42
170m
160m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

2
hikers
20.8km
05:55
540m
330m
Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.
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4.0
(4)
55
riders
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

6
riders
11.2km
01:22
450m
450m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

3
riders
12.0km
01:38
610m
610m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

4.3
(3)
58
riders
27.2km
02:37
510m
510m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
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5
runners
11.9km
01:33
440m
440m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

11
runners
9.83km
01:03
150m
150m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

12
runners
15.0km
01:47
230m
230m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

8
runners
10.4km
01:21
210m
210m
Moderate run. Good fitness required. Mostly accessible paths. Some sure footedness required.
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5.0
(4)
96
riders
47.0km
02:13
290m
290m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

5.0
(2)
28
riders
42.8km
01:56
390m
390m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

13
riders
54.9km
03:16
970m
970m
Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride.

24
riders
41.2km
01:52
220m
220m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
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20
riders
36.9km
02:13
240m
240m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

18
riders
46.3km
02:46
260m
260m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(1)
22
riders
47.4km
03:19
890m
890m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(1)
27
riders
27.7km
01:43
160m
160m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Sugarloaf Ridge State Park offers a variety of outdoor activities including Hiking, Mountain biking, Road cycling, Jogging, and Touring cycling. The park features 18 routes, with an average rating of 4.82 stars from nearly 5,000 visitors. Guides like Hiking in Sugarloaf Ridge State Park provide more details.
Popular hiking trails include the Meadow Trail, Canyon Trail, and Gray Pine Trail. Many routes lead to the summit of Bald Mountain, offering panoramic views. For specific recommendations, consult the Hiking in Sugarloaf Ridge State Park guide.
Yes, the park offers easy self-guided nature walks along Sonoma Creek suitable for families. There are also specific komoot guides for less strenuous options. Refer to Family-friendly hikes in Sugarloaf Ridge State Park and Easy hikes in Sugarloaf Ridge State Park.
Sugarloaf Ridge State Park has designated dog-friendly trails. Visitors should check park regulations for specific areas where dogs are permitted. A dedicated guide, Dog-friendly hikes in Sugarloaf Ridge State Park, is available.
The park features 21 miles of trails open to mountain bikes, with elevations ranging from 600 to 2,729 feet (183 to 832 meters). Recommended trails include Stern Road, Bald Mountain Road, Meadow Trail, and Gray Pine Trail. More information can be found in the MTB Trails in Sugarloaf Ridge State Park guide.
The park offers scenic roads and challenging ascents suitable for road cycling, such as the Bald Mountain loop from Day Use Parking, which is approximately 6.6 miles (10.6 km). For detailed routes, consult the Road Cycling Routes in Sugarloaf Ridge State Park guide.
Key features include Bald Mountain, standing at 2,729 feet (832 meters), which offers 360-degree views extending to the Sierra Nevada and the Golden Gate Bridge on clear days. The headwaters of Sonoma Creek run through the park, featuring a seasonal 25-foot (7.6-meter) waterfall after winter rains. The park also contains diverse ecosystems including chaparral ridges, oak woodlands, and redwood forests.
Yes, the Robert Ferguson Observatory is located within the park. This volunteer-run facility houses a 40-inch telescope and provides year-round astronomy education and public viewing programs. It is one of the largest observatories dedicated solely to public viewing and education.
Sugarloaf Ridge State Park is a popular destination on komoot, with nearly 5,000 visitors having shared their experiences. The park's 18 routes have an average rating of 4.82 out of 5 stars, indicating high user satisfaction.
The park typically requires a day-use fee for vehicle entry. Specific permits for activities beyond general park access are not generally required for hiking or biking on established trails. Visitors should check the official park website for current fee structures and regulations.
The park is accessible year-round, with each season offering different experiences. Spring brings vibrant wildflowers across the hills. The seasonal 25-foot waterfall flows after winter rains, making late winter and early spring a good time to see it. Clear days offer the best panoramic views from Bald Mountain.
The official website for Sugarloaf Ridge State Park is sugarloafpark.org. For direct inquiries, the park can be reached by phone at +1-707-833-5712 or +1-707-833-6084.
Komoot offers several guides for the park, including Hiking in Sugarloaf Ridge State Park, MTB Trails in Sugarloaf Ridge State Park, and Road Cycling Routes in Sugarloaf Ridge State Park. There are also guides for family-friendly, easy, and dog-friendly routes.

