Briones Regional Park April 2024 013.jpg
King of Hearts · CC BY-SA 4.0

Sindicich Lagoon 1–Black Oak Trail, 6 sights is a 9.3-mile out-and-back in Briones Regional Park near Orinda, CA. The route reaches Sindicich Lagoon 1. It climbs 2,003 ft, with sections as steep as 25% grade. It scores 66/100 on the Ambleway Wildness scale: backcountry feel.

Elevation

0 mi682 – 1,368 ft · steepest grade: 25%9.5 mi

Getting there

Trailhead: Russel Peak Trail 37.91329, -122.15601
Nearest town Orinda, CA

Directions

AMBLEWAYwww.ambleway.com

Sindicich Lagoon 1–Black Oak Trail, 6 sights

9.3 mi · ▲ 2,003 ft · 4 hr 6 min

Elevation 683–1,370 ft

Out & Back · Briones Regional Park

Trailhead: Russel Peak Trail · 37.91329, -122.15601

Weather Aug 4: sunrise 6:15 AM · sunset 8:16 PM

  1. Start on Russel Peak Trail, heading E.
  2. 0.3 miContinue straight onto Mariposa Trail, heading NE.
  3. 100 ftContinue straight onto Russel Peak Trail, heading E.
  4. 0.9 miContinue straight onto Briones Crest Trail, heading NE.
  5. 0.2 miTurn left onto Seaborg Trail, heading NW.
  6. 1 miTurn left onto Crescent Ridge Trail, heading NW.
  7. 50 ftContinue straight onto Old Briones Road Trail, heading NW.
  8. 0.5 miTurn left, heading W.
  9. 0.5 miBear left onto Black Oak Trail, heading N.
  10. 0.6 miBear right onto Mott Peak Trail, heading NE.
  11. 0.3 miBear left, heading NE.
  12. 150 ftTurn left onto Briones Crest Trail, heading NE.
  13. 50 ftPass Sindicich Lagoon 1.
  14. 0.3 miReach Sindicich Lagoon 1, then turn around and head back the way you came.
  15. 0.3 miTurn right onto Mott Peak Trail, heading S.
  16. 0.3 miBear left onto Black Oak Trail, heading SW.
  17. 0.6 miBear right, heading S.
  18. 0.5 miTurn right onto Old Briones Road Trail, heading S.
  19. 0.5 miContinue straight onto Crescent Ridge Trail, heading E.
  20. 50 ftTurn right onto Seaborg Trail, heading E.
  21. 1 miTurn right onto Briones Crest Trail, heading E.
  22. 0.2 miContinue straight onto Russel Peak Trail, heading S.
  23. 0.9 miContinue straight onto Mariposa Trail, heading SW.
  24. 100 ftContinue straight onto Russel Peak Trail, heading S.
  25. 0.3 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

53% dirt30% gravel17% unspecified

Weather

Sunrise 6:15 AMSunset 8:16 PM

Sunset

The best sunset spot on this hike is 0.1 mi in (~4 min). Leave by 7:52 PM for the 8:16 PM sunset. Back at your car by 8:34 PM — 10 min before dark.

More sunset hikes nearby

Other ways to reach this destination

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