Isla De San Bruno is a distinctive region characterized by its unique landscape, often described as an "island of open space" amidst urban development. Its ridgeline spans east-west, with elevations ranging from 250 feet to 1,314 feet, composed of graywacke sandstone. The area features diverse microenvironments, including coastal scrub, grasslands, oak woodlands, and riparian habitats, providing varied terrain for outdoor pursuits. This makes Isla De San Bruno suitable for several sports like touring cycling, jogging, hiking, road cycling, and more.
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Routes
4.3
(361)
Average rating
4459
People visited

4.6
(5)
441
runners
6.53km
00:42
10m
10m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(1)
264
runners
8.35km
00:51
10m
10m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

187
runners
10.5km
01:12
20m
20m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.0
(2)
101
runners
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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4.1
(20)
68
hikers
6.53km
01:39
10m
10m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

4.5
(2)
6
hikers
12.4km
03:08
20m
20m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

4.0
(1)
1
hikers
3.69km
00:56
10m
10m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

4.4
(15)
138
hikers
9.03km
02:17
20m
20m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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4.5
(13)
39
riders
27.5km
01:48
50m
50m
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

4.2
(54)
260
riders
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.4
(34)
225
riders
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.4
(20)
145
riders
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
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3.7
(3)
168
riders
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

4.0
(1)
67
riders
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

70
riders
48.5km
02:07
370m
370m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

5.0
(1)
64
riders
24.5km
01:10
100m
100m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
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4.7
(6)
42
riders
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

4.7
(6)
37
riders
45.9km
03:27
420m
420m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

4.8
(5)
29
riders
28.3km
01:44
30m
30m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

4.0
(1)
18
riders
68.7km
04:26
460m
460m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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5.0
(4)
13
riders
35.4km
02:19
60m
60m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

15
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5
riders
38.5km
02:39
270m
270m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

14
riders
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
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Isla De San Bruno refers to the San Bruno Mountain region, an open space amidst urban development. Its ridgeline ranges from 250 feet to 1,314 feet at its summit. The area features diverse microenvironments, including coastal scrub, grasslands, and oak woodlands.
Isla De San Bruno offers a variety of outdoor activities, including Touring cycling, Jogging, Hiking, Road cycling, Mountain biking, and Gravel biking. The region provides diverse terrain for different skill levels. For more details, explore Cycling in Isla De San Bruno or Hiking in Isla De San Bruno.
The Crystal Springs Regional Trail is a popular, mostly paved path extending from San Bruno to Woodside. The San Bruno Mountain Summit Loop offers significant climbing and panoramic views. On Sundays, a portion of Cañada Road closes to cars for a relaxed cycling experience.
Yes, the Crystal Springs Regional Trail provides a mostly paved path with minimal car traffic, suitable for leisurely rides. Additionally, on Sundays, a section of Cañada Road is closed to vehicles, creating a relaxed environment for cyclists.
The San Bruno Mountain Summit Loop is a moderate road cycling route featuring significant elevation gain and panoramic Bay Area views. More difficult paths with substantial elevation gain can also be found in the San Andreas Lake area.
Popular hiking routes include the Milagra Ridge Trail loop with Pacific Ocean views and the Nike Missile Site – Sneath Lane Trail loop through varied terrain. The Sweeney Meadow Trail loop crosses open grasslands, and the Summit Loop Trail provides panoramic views of Daly City and other areas. For more options, see Hiking in Isla De San Bruno.
Isla De San Bruno offers trails suitable for families, including easy, short, and flat options like the Old Guadalupe Trail. For a curated selection of routes, consult the Family-friendly hikes in Isla De San Bruno guide.
The region features diverse microenvironments such as coastal scrub, grassland communities, oak woodland, and chaparral. It is home to 14 species of rare or endangered plant life. Spring brings magnificent wildflower displays, and panoramic views of the Pacific Ocean and San Francisco are available from various points.
Isla De San Bruno is a popular destination, with more than 38,000 visitors sharing their experiences on komoot. Routes in the region have an average rating of 4.29 out of 5 stars, based on over 4,100 ratings.
Komoot offers several guides for the region, including Cycling in Isla De San Bruno, Hiking in Isla De San Bruno, and Running Trails in Isla De San Bruno. Other guides cover specific interests like family-friendly hikes and traffic-free bike rides.
Isla De San Bruno offers mountain biking opportunities. Specific routes and details can be found in the MTB Trails in Isla De San Bruno guide on komoot.
The ridgeline of San Bruno Mountain, which defines Isla De San Bruno, spans east-west. Elevations in the region range from approximately 250 feet (76 meters) to 1,314 feet (401 meters) at its summit.
More information about San Bruno Mountain State and County Park, which is managed by the County of San Mateo Parks Department, is available on their official website. The website address is parks.smcgov.org/san-bruno-mountain-state-county-park.

