Shell Ridge Open Space

Twin Ponds–TwinPonds, 5 sights

2.7 mi · ▲ 458 ft · 1 hr 8 min

Twin Ponds–TwinPonds, 5 sights is a 2.7-mile out-and-back in Shell Ridge Open Space near Walnut Heights, CA. The route passes TwinPonds and Twin Ponds. It climbs 458 ft, with sections as steep as 19% grade, and is mostly dirt. It scores 68/100 on the Ambleway Wildness scale: backcountry feel.

Elevation

0 mi358 – 659 ft · steepest grade: 19%2.8 mi

Getting there

Trailhead: Unnamed 37.88769, -122.01444
Nearest town Walnut Heights, CA

Directions

AMBLEWAYwww.ambleway.com

Twin Ponds–TwinPonds, 5 sights

2.7 mi · ▲ 458 ft · 1 hr 8 min

Elevation 358–660 ft

Out & Back · Shell Ridge Open Space

Trailhead: 37.88769, -122.01444

Weather Sep 20: sunrise 6:55 AM · sunset 7:10 PM

  1. Start at the trailhead, heading SE.
  2. 200 ftBear left onto Sugarloaf-Shell Ridge Trail, heading E.
  3. 0.4 miTurn right onto Briones to Mt. Diablo Regional Trail, heading E.
  4. 0.4 miSharp right onto Borges Ranch Trail, heading SW.
  5. 0.2 miSharp right onto Twin Ponds Loop Trail, heading SW.
  6. 50 ftPass TwinPonds.
  7. 50 ftPass Twin Ponds.
  8. 0.4 miReach Twin Ponds, then turn around and head back the way you came.
  9. 0.4 miSharp left onto Borges Ranch Trail, heading SE.
  10. 0.2 miSharp left onto Briones to Mt. Diablo Regional Trail, heading NE.
  11. 0.4 miTurn left onto Sugarloaf-Shell Ridge Trail, heading W.
  12. 0.4 miBear right, heading W.
  13. 50 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

100% dirt

Weather

Sunrise 6:55 AMSunset 7:10 PM

Sunset

The best sunset spot on this hike is 0.5 mi in (~21 min). Leave by 6:29 PM for the 7:10 PM sunset. Back at your car by 7:38 PM, after dark — bring a headlamp.

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