4.7
(9261)
19,584
hikers
Ridge and Summit Loop Trail
04:37
15.8km
420m
Hiking
Embark on the Ridge and Summit Loop Trail for a moderate hiking experience through the varied landscapes of San Bruno Mountain State Park. This 9.8-mile (15.8 km) route challenges you with a steady climb, gaining 1375 feet (419 metres) of elevation, and typically takes around 4 hours and 36 minutes to complete. As you ascend, you'll traverse sections of the Ridge Trail, offering expansive San Bruno Views that stretch across the unique ecosystems of the park. The journey provides a rewarding perspective of the area, blending natural beauty with a good workout.
Planning your visit to the Ridge and Summit Loop Trail is generally straightforward. You'll find convenient access to San Bruno Mountain State and County Park, with parking usually available at the main trailheads. Before heading out, it's always a good idea to check the park's official website for any specific advisories. This includes information on potential fees or current operating hours, ensuring you have a smooth start to your hike.
This loop trail is a prime example of the diverse natural beauty found within San Bruno Mountain State Park. It allows you to immerse yourself in the park's unique ecosystems, which are home to a variety of native flora and fauna. The route's design, incorporating ridge sections, highlights the geological features of the mountain. It offers a distinct opportunity to explore a significant natural landmark in the region.
Last updated: April 23, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Waypoints
Bike Repair Station
Highlight • Rest Area
Tip by
3.49 km
Viewpoint
Viewpoint
4.98 km
San Bruno Mountain State Park (Ridge Trail)
Highlight • Trail
Tip by
12.8 km
San Bruno Views
Highlight • Viewpoint
Tip by
15.8 km
End point
Parking
Way Types & Surfaces
Way Types
8.94 km
6.52 km
331 m
Surfaces
9.03 km
6.42 km
302 m
< 100 m
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Elevation
Highest point (360 m)
Lowest point (170 m)
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Weather
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Today
Friday 22 May
17°C
9°C
0 %
Additional weather tips
Max wind speed: 29.0 km/h
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This route was planned by komoot.
Frequently Asked Questions
What is the overall difficulty and length of the Ridge and Summit Loop Trail?
This trail is considered moderate in difficulty. It covers a distance of approximately 9.8 miles (15.8 km) and typically takes around 4 hours and 37 minutes to complete. The route involves an elevation gain of about 1,375 feet (419 meters).
What kind of terrain can I expect on this hike?
The trail offers varied terrain, including sections of the Ridge Trail and the Summit Loop Trail. While not explicitly detailed, trails in San Bruno Mountain State Park often feature dirt paths, some inclines, and potentially rocky or uneven sections, typical for a moderate mountain hike.
What are the main points of interest or views along the route?
Hikers can enjoy significant panoramic views, particularly from the San Bruno Views highlight. The trail also passes through the San Bruno Mountain State Park (Ridge Trail), offering diverse natural scenery.
Does the trail intersect with other paths?
Yes, the route incorporates sections of several official trails. You will hike along parts of the Ridge Trail (36% of the route), the Summit Loop Trail (24% and 22% in different sections), and the Eucalyptus Trail (15%).
Is the Ridge and Summit Loop Trail dog-friendly?
Dogs are generally permitted in San Bruno Mountain State and County Park, but they must be kept on a leash at all times. Please ensure you clean up after your pet to help maintain the park's natural beauty.
What is the best time of year to hike this trail?
San Bruno Mountain State Park is enjoyable year-round. Spring offers wildflowers, while fall and winter can provide clear views after rain. Summer can be warm, so an early start is recommended. Always check local weather conditions before heading out.
Are there any permits or entrance fees for San Bruno Mountain State and County Park?
San Bruno Mountain State and County Park typically has a day-use fee for vehicles. It's advisable to check the official San Mateo County Parks website for the most current information on fees and any required permits before your visit.
Where can I park to access the trailhead?
Specific parking details for this exact loop are not provided, but access to trails in San Bruno Mountain State Park is typically available from designated parking areas within the park. Look for parking near the main park entrances or visitor centers.
Are there any facilities like restrooms or water along the trail?
While the trail itself is primarily natural, San Bruno Mountain State Park generally offers restrooms and water fountains at key access points or visitor areas. There is also a Bike Repair Station listed as a highlight, suggesting some facilities might be available.
Is this trail suitable for beginners or families with young children?
Given its 'moderate' difficulty rating, nearly 10-mile length, and over 1,300 feet of elevation gain, this loop might be challenging for absolute beginners or very young children. Hikers should have a reasonable level of fitness. Shorter, easier trails might be more suitable for families with small kids.
What should I bring for a hike on the Ridge and Summit Loop Trail?
For a moderate, nearly 10-mile hike, you should bring plenty of water, snacks, appropriate hiking shoes, sun protection (hat, sunscreen), layers of clothing as weather can change, and a map or GPS device. A first-aid kit is also recommended.