St. Hilary is a region in Marin County, California, characterized by its rolling grasslands and unique serpentine soil, which supports a distinct ecosystem. The area offers expansive vistas of the San Francisco skyline and Golden Gate Bridge, providing a scenic backdrop for outdoor pursuits. Its varied terrain is suitable for several sports like mountain biking, jogging, hiking, road cycling, and more.
St. Hilary provides a range of outdoor activities with more than 10 routes…
65
Routes
4.8
(44)
Average rating
987
People visited

4.0
(1)
253
runners
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(1)
66
runners
33.1km
04:00
600m
600m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

34
runners
12.7km
01:31
200m
200m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

29
runners
13.5km
01:32
180m
180m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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5.0
(3)
89
hikers
6.27km
01:43
100m
100m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

5.0
(1)
16
hikers
25.6km
07:01
400m
400m
Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.

4.9
(7)
26
hikers
10.3km
02:51
180m
180m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

7
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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7
riders
46.5km
02:56
560m
560m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

17
riders
40.1km
02:33
520m
520m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

5.0
(4)
5
riders
33.9km
02:35
470m
480m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

20
riders
22.4km
01:16
130m
130m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
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37
riders
28.1km
01:20
320m
320m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

34
riders
32.8km
01:39
300m
300m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

8
riders
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

9
riders
20.7km
00:58
210m
210m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
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31
riders
32.1km
01:59
300m
300m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(1)
17
riders
31.0km
02:05
390m
390m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(1)
15
riders
49.0km
03:23
700m
700m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

11
riders
28.3km
01:51
270m
270m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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4.0
(1)
11
riders
20.2km
01:15
260m
260m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.0
(1)
5
riders
32.6km
02:06
430m
430m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

2
riders
28.1km
01:55
400m
400m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
St. Hilary offers a range of outdoor activities including Mountain biking, Jogging, Hiking, Road cycling, Touring cycling, and Gravel biking. The region features 12 routes, with an average rating of 4.52 stars from users.
Yes, St. Hilary features a network of trails suitable for hiking, including fire roads and more challenging ascents. Information on specific routes can be found in guides such as Hiking around St. Hilary and Easy hikes around St. Hilary.
Cyclists can find suitable paths for mountain biking on fire roads and multi-use trails within St. Hilary. The Vistazo Fire Road is noted as suitable for bikes. Further details are available in the MTB Trails around St. Hilary guide.
Road cyclists can utilize the fire roads and wider multi-use trails within the preserve. The region offers routes specifically for road cycling. Consult the Road Cycling Routes around St. Hilary guide for more information.
St. Hilary offers expansive vistas of the San Francisco skyline, Golden Gate Bridge, Angel Island, and the Marin Headlands. The landscape includes rolling grasslands and unique serpentine soil, supporting diverse flora. The John Thomas Howell Wildflower Preserve is also located here.
The preserve features trails suitable for various skill levels, including easy, family-friendly walks. The Vistazo Fire Road is flat and accommodates off-road jogging strollers. Specific easy hiking options are detailed in the Easy hikes around St. Hilary guide.
St. Hilary is home to the historic Old St. Hilary's Church, a Carpenter Gothic structure built in 1888. This building is now a historical landmark and serves as a venue for events, adding a cultural element to the natural preserve.
St. Hilary is a popular destination on komoot, with more than 54,000 visitors having shared their experiences. The region's 12 routes have received an average rating of 4.52 out of 5 stars from approximately 4,800 ratings.
Komoot offers several guides for St. Hilary, including MTB Trails around St. Hilary, Hiking around St. Hilary, and Road Cycling Routes around St. Hilary. Other guides cover running, touring cycling, and gravel biking.
Official information about St. Hilary, managed by Marin County Parks, can be found on their website. For general inquiries, Marin County Parks can be contacted at +1-415-473-4381.
The serpentine soil in St. Hilary supports a distinct ecosystem with over 200 species of plants, many native to the peninsula. This includes wildflowers like California poppies and lupines, and the rare, endangered Tiburon Jewelflower, which blooms from mid-May to mid-June.

