Mount Diablo State Park

Holey Rock–Pine Pond, 6 sights

11.7 mi · ▲ 2,603 ft · 5 hr 12 min

Holey Rock–Pine Pond, 6 sights is an 11.7-mile out-and-back in Mount Diablo State Park near Rock City, CA. The route passes Holey Rock and Pine Pond. It climbs 2,603 ft, with sections as steep as 25% grade, and is mostly dirt. It scores 79/100 on the Ambleway Wildness scale: genuinely wild.

Elevation

0 mi545 – 1,742 ft · steepest grade: 25%11.9 mi

Getting there

Trailhead: West Fossil Ridge Road 37.84878, -121.93612
Nearest town Rock City, CA

Directions

AMBLEWAYwww.ambleway.com

Holey Rock–Pine Pond, 6 sights

11.7 mi · ▲ 2,603 ft · 5 hr 12 min

Elevation 545–1,744 ft

Out & Back · Mount Diablo State Park

Trailhead: West Fossil Ridge Road · 37.84878, -121.93612

Weather Aug 3: Clear, high 97°F / low 64° · precip 0% · wind 7 mph · sunrise 6:14 AM · sunset 8:16 PM

Toilets at the trailhead

  1. Start on West Fossil Ridge Road, heading W.
  2. 50 ftPass Holey Rock.
  3. 0.5 miSharp right onto Deer Trail, heading NW.
  4. 0.9 miSharp left onto Rock City Camp Road, heading N.
  5. 0.4 miTurn left onto Wall Point Road, heading N.
  6. 1.1 miTurn left onto Secret Trail, heading W.
  7. 50 ftTurn right onto Wall Point Road, heading NW.
  8. 1.7 miTurn right onto Dusty Road, heading NW.
  9. 0.5 miTurn left onto Stage Road, heading SE.
  10. 0.3 miPass Pine Pond.
  11. 0.3 miReach Holey Rock, then turn around and head back the way you came.
  12. 0.7 miTurn right onto Dusty Road, heading SE.
  13. 0.5 miTurn left onto Wall Point Road, heading SE.
  14. 1.7 miTurn left onto Secret Trail, heading N.
  15. 50 ftTurn right onto Wall Point Road, heading N.
  16. 1.1 miTurn right onto Summit Trail, heading E.
  17. 0.4 miSharp right onto Deer Trail, heading SW.
  18. 0.9 miSharp left onto West Fossil Ridge Road, heading S.
  19. 0.5 miArrive back at the trailhead.

Each distance is the walk from the previous step. Tap a step for a map of its junction.

Trail surface

85% dirt15% unspecified

Weather

ClearTemperature 97°F64°
Feels like82°Precip0%Wind7 mphUV8Humidity20%
Hourly temperature
100°60°
Sunrise 6:14 AM12 AM3 AM9 AM12 PM3 PM6 PMSunset 8:16 PM
Tue 88°65°
Wed 87°54°
Thu 93°52°
Fri 99°57°
Sat 99°55°
Sun 98°54°

Sunset

The best sunset spot on this hike is 0.2 mi in (~7 min). Leave by 7:49 PM for the 8:16 PM sunset. Back at your car by 8:36 PM — 9 min before dark.

More sunset hikes nearby

Good to know

  • Toilets at the trailhead

Other ways to reach this destination

More from West Fossil Ridge Road Trailhead