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Mammoth Rock – Curry Point loop from Diablo Foothills Regional Park

Mammoth Rock – Curry Point loop from Diablo Foothills Regional Park

Hard

2.8

(3)

riders

Mammoth Rock – Curry Point loop from Diablo Foothills Regional Park

04:23

60.6km

1,220m

Gravel riding

Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: March 28, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Mount Diablo State Park

Waypoints

Start point

Parking

Get Directions

2.24 km

Mammoth Rock

Highlight • Natural Monument

Pine Valley opens up for great views of the tall carst rock outcrops.

Tip by

2.34 km

Sandstone caves in Castle Rock formations

Highlight • Cave

Water, wind, and calcite erosion in per-volcanic sandstone formation.
Slightly acidic rainwater seeps into the sandstone during winter rains and dissolves some of the calcite. Warm and dry days cause …

Tip by

4.03 km

Pine Pond

Lake

20.9 km

Curry Point

Highlight • Viewpoint

This point is about halfway up to Mount Diablo. The view from here is stunning, offering vistas of rolling hills and lush green surroundings. If timed right, springtime wildflowers add an extra bonus to the experience.

Tip by

24.0 km

Livermore Valley Overlook

Highlight • Viewpoint

Pause a moment to enjoy the magnificent views over the Livermore Valley. There are picnic benches down the stairs should you want to rest up for a little longer on your way to the summit.

Tip by

27.2 km

Diablo Valley Overlook

Highlight • Viewpoint

On your way to the summit, you will pass this viewpoint with spectacular views of Diablo Valley.

Tip by

40.2 km

Mount Diablo Scenic Boulevard

Highlight (Segment) • Trail

Ascending through a challenging uphill climb, this trail takes you through a lush scenic open space, passing by the Black Hills Reservoir. It serves as a great stopping point for enjoying the scenic water views along your ride.

Tip by

48.7 km

Wall Pt. Road

Highlight (Segment) • Trail

Wall Point Rd is one of the best fire roads for riding in the area. It has excellent views of Mt Diablo, Las Trampas, San Francisco, Mount Tamalpais, and the …

Tip by

55.2 km

Borges Ranch Road entrance

Highlight • Rest Area

Main paved access into the Open Space preserve along Borges Ranch Road. The other trails entering further south along Castle Rock Road are just for hikers. But Mountain Bikers can …

Tip by

59.5 km

Mount Diablo Gateway

Nature Reserve

60.6 km

End point

Parking

Way Types & Surfaces

Way Types

32.1 km

13.4 km

9.15 km

4.17 km

1.28 km

435 m

Surfaces

41.0 km

14.9 km

4.22 km

524 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (900 m)

Lowest point (60 m)

Weather

Today

Friday 8 May

25°C

9°C

0 %

Additional weather tips

Max wind speed: 16.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Mammoth Rock – Curry Point loop from Diablo Foothills Regional Park

Mammoth Rock

Sandstone caves in Castle Rock formations

Curry Point

Livermore Valley Overlook

Diablo Valley Overlook

Mount Diablo Scenic Boulevard

Wall Pt. Road

Borges Ranch Road entrance

Nearby routes

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