Mount Diablo State Park

Green Valley trail

2.8 mi · ▲ 477 ft · 1 hr 10 min

Green Valley trail is a 2.8-mile out-and-back in Mount Diablo State Park near Alamo Oaks, CA. It climbs 477 ft, with sections as steep as 28% grade, and is mostly dirt. It scores 55/100 on the Ambleway Wildness scale: backcountry feel.

Elevation

0 mi528 – 968 ft · steepest grade: 28%2.8 mi

Getting there

Trailhead: Green Valley trail 37.85231, -121.97703
Nearest town Alamo Oaks, CA

Directions

AMBLEWAYwww.ambleway.com

Green Valley trail

2.8 mi · ▲ 477 ft · 1 hr 10 min

Elevation 530–968 ft

Out & Back · Mount Diablo State Park

Trailhead: Green Valley trail · 37.85231, -121.97703

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

  1. Start on Green Valley trail, heading E.
  2. 1.4 miReach Green Valley trail, then turn around and head back the way you came.
  3. 1.4 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

100% dirt

Weather

Sunrise 6:55 AMSunset 7:10 PM

Sunset

The best sunset spot on this hike is 1.2 mi in (~43 min). Leave by 6:07 PM for the 7:10 PM sunset. Back at your car by 7:56 PM, after dark — bring a headlamp.

More sunset hikes nearby