Sulphur Creek Pond–Bob Pond, 11 sights
15.4 mi · ▲ 2,767 ft · 6 hr 31 min
Sulphur Creek Pond–Bob Pond, 11 sights is a 15.4-mile out-and-back in Mount Diablo State Park near Rock City, CA. The route passes TwinPonds, Twin Ponds, Bob Pond and Sulphur Creek Pond before reaching Deer Lake at the turnaround, 7.7 miles in. It climbs 2,767 ft, with sections as steep as 18% grade, and is mostly dirt. It scores 74/100 on the Ambleway Wildness scale: backcountry feel.
Elevation
Getting there
Directions
Sulphur Creek Pond–Bob Pond, 11 sights
15.4 mi · ▲ 2,767 ft · 6 hr 31 min
Elevation 459–1,752 ft
Out & Back · Mount Diablo State Park
Trailhead: Trail Through Time · 37.85019, -121.93391
Weather Aug 3: Clear, high 97°F / low 63° · precip 0% · wind 8 mph · sunrise 6:14 AM · sunset 8:16 PM
Toilets at the trailhead · Drinking water at the trailhead · Parking lot at the trailhead
- Start on Trail Through Time, heading NW.
- 0.2 miBear left onto Wall Point Road, heading NW.
- 1.1 miTurn left onto Secret Trail, heading NW.
- 50 ftTurn right onto Wall Point Road, heading NW.
- 2.2 miContinue straight onto Briones to Mt. Diablo Regional Trail, heading NW.
- 0.3 miBear left, heading N.
- 1.4 miBear left, heading NW.
- 0.1 miBear right, heading NW.
- 100 ftContinue straight onto Borges Ranch Trail, heading N.
- 500 ftBear left, heading NW.
- 0.2 miPass TwinPonds.
- 50 ftPass Twin Ponds.
- 300 ftTurn left onto Twin Ponds Loop Trail, heading NW.
- 50 ftContinue straight onto Borges Ranch Trail, heading NW.
- 0.3 miPass Bob Pond.
- 0.2 miContinue straight onto Hanna Grove Trail, heading N.
- 450 ftBear left onto Costanoan Trail, heading N.
- 0.3 miContinue straight onto Flat Top Trail, heading NW.
- 50 ftTurn right onto Costanoan Trail, heading NW.
- 500 ftBear left onto Ridge Top Trail, heading W.
- 50 ftBear right onto Costanoan Trail, heading W.
- 0.3 miPass Sulphur Creek Pond.
- 500 ftBear left onto Ginder Gap Loop Trail, heading W.
- 50 ftTurn right onto Costanoan Trail, heading W.
- 0.4 miSharp left onto Lower Buck Trail, heading NW.
- 0.3 miPass Deer Lake.
- 350 ftReach Sulphur Creek Pond, then turn around and head back the way you came.
- 0.3 miSharp right onto Costanoan Trail, heading E.
- 0.4 miTurn left onto Ginder Gap Loop Trail, heading SW.
- 50 ftBear right onto Costanoan Trail, heading SW.
- 0.4 miBear left onto Ridge Top Trail, heading E.
- 50 ftBear right onto Costanoan Trail, heading E.
- 0.1 miTurn left onto Flat Top Trail, heading SE.
- 50 ftContinue straight onto Costanoan Trail, heading SE.
- 0.3 miBear right onto Hanna Grove Trail, heading SE.
- 450 ftContinue straight onto Borges Ranch Trail, heading NE.
- 0.5 miContinue straight onto Twin Ponds Loop Trail, heading SE.
- 50 ftTurn right onto Borges Ranch Trail, heading S.
- 0.5 miBear right onto Briones to Mt. Diablo Regional Trail, heading SE.
- 0.8 miBear right, heading SE.
- 0.9 miContinue straight onto Wall Point Road, heading E.
- 2.2 miTurn left onto Secret Trail, heading S.
- 50 ftTurn right onto Wall Point Road, heading S.
- 1.1 miBear right onto Trail Through Time, heading S.
- 300 ftArrive back at the trailhead.
Each distance is the walk from the previous step. Tap a step for a map of its junction.
Trail surface
Weather
Sunset
The best sunset spot on this hike is 0.0 mi in (~1 min). Leave by 7:55 PM for the 8:16 PM sunset. Back at your car by 8:32 PM — 13 min before dark. Car visible from the viewpoint
Good to know
- Toilets at the trailhead
- Drinking water at the trailhead
- Parking lot at the trailhead
Other ways to reach this destination
More from Trail Through Time Trailhead
- Curry Point & Trail Through Time via Wall Point Road 1.5 mi · ▲ 344 ft
- Holey Rock–Curry Point, 5 sights 4.9 mi · ▲ 1,419 ft
- Curry Point–Black Hawk Ridge Road, 4 sights 5.5 mi · ▲ 1,124 ft
- Emmons Canyon Trail & Trail Through Time via Wall Point Road 6 mi · ▲ 1,225 ft
- Briones to Mt. Diablo Regional Trail–China Wall Road, 3 sights 8.9 mi · ▲ 1,493 ft
- Pine Pond–Dusty Road, 4 sights 9 mi · ▲ 1,703 ft
Get outside more
A wild hike near Rock City, emailed to you once a week.
Hikes near Rock City, California