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Mountain biking trails

Alum Rock Park – Upper Penitencia Creek loop from East Foothills

Routes

Mountain biking trails

Alum Rock Park – Upper Penitencia Creek loop from East Foothills

Moderate

3.3

(30)

riders

Alum Rock Park – Upper Penitencia Creek loop from East Foothills

02:38

22.4km

790m

Mountain biking

Moderate mountain bike ride. Good fitness required. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: April 21, 2026

Tips

Includes very steep uphill segments

You may need to push your bike.

After 3.68 km for 186 m

After 5.11 km for 1.51 km

After 14.0 km for 220 m

Waypoints

Start point

Parking

Get Directions

119 m

Alum Rock Park

Highlight • Rest Area

Alum Rock Park is open 8am to a half-hour after sunset. This 720 acre park is home to a whole host of outdoor activities including running, hiking, equestrian sports, and …

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1.39 km

You can find free parking and restrooms by the side of the creek. From here you have the option of many different hilly but nontechnical trails up to Eagle Rock, Inspiration Point, Boccardo, or along the creek side.

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2.36 km

Eagle Rock

Highlight • Natural Monument

This is a cool rock formation in the Alum Rock Park. From here you can pause and enjoy one of the best views of the South Bay in the area.

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3.67 km

Todd L. Quick Trail

Highlight (Segment) • Trail

This trail can be ridden in either direction and plays out similarly no matter how you ride it. A short, switchbacky climb is rewarded with a fun twisty descent. If …

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8.43 km

View of the Hills from Sierra Vista Trail

Highlight • Viewpoint

There are views all along the Sierra Vista Trail, and this spot near the Upper Calaveras Fault Trail is no exception. There are wide open views of the surrounding meadows and hillsides.

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14.2 km

Sierra Vista Viewpoint

Highlight • Viewpoint

This spot serves as one of the main trailheads for entrance into the Sierra Vista Open Space Preserve. The Kestrel Trail leaves from this parking area and quickly ties into …

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14.4 km

View of San Jose from Sierra Vista Open Space Preserve

Highlight • Viewpoint

The top of either Sierra Road or Felton Road, either way, good effort, it's a long climb to get here! The views over the Sierra Vista Open Space Park and Boccardo Peak are worth the effort.

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