Boulder Open Space and Mountain Parks

Left Hand Valley Reservoir–Boulder Valley Ranch Pond, 5 sights

9.3 mi · ▲ 216 ft · 3 hr 12 min

Left Hand Valley Reservoir–Boulder Valley Ranch Pond, 5 sights is a 9.3-mile out-and-back in Boulder Open Space and Mountain Parks near Gunbarrel, CO. The route passes Boulder Valley Ranch Pond before reaching Left Hand Valley Reservoir at the turnaround, 4.6 miles in. It is mostly level, with 216 ft of elevation gain, and mostly dirt. It scores 5/100 on the Ambleway Wildness scale: paved and peopled.

Elevation

0 mi5,233 – 5,391 ft9.5 mi

Getting there

Trailhead: Eagle Trail 40.08022, -105.23600
Nearest town Gunbarrel, CO

Directions

AMBLEWAYwww.ambleway.com

Left Hand Valley Reservoir–Boulder Valley Ranch Pond, 5 sights

9.3 mi · ▲ 216 ft · 3 hr 12 min

Elevation 5,235–5,390 ft

Out & Back · Boulder Open Space and Mountain Parks

Trailhead: Eagle Trail · 40.08022, -105.23600

Weather Sep 5: sunrise 6:32 AM · sunset 7:30 PM

Parking lot at the trailhead

  1. Start on Eagle Trail, heading W.
  2. 0.5 miContinue straight onto Sage Trail, heading NW.
  3. 50 ftPass Boulder Valley Ranch Pond.
  4. 1.1 miBear right onto Left Hand Trail, heading W.
  5. 3.1 miReach Left Hand Valley Reservoir, then turn around and head back the way you came.
  6. 3.1 miBear left onto Sage Trail, heading S.
  7. 1.1 miContinue straight onto Eagle Trail, heading E.
  8. 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

82% dirt18% gravel

Weather

Sunrise 6:32 AMSunset 7:30 PM

Good to know

  • Parking lot at the trailhead

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