Mount Diablo State Park

Prospectors Gap & Prospector's Gap Road

5 mi · ▲ 1,826 ft · 2 hr 35 min

Prospectors Gap & Prospector's Gap Road is a 5-mile out-and-back in Mount Diablo State Park near Marsh Creek Springs, CA. The route reaches Prospectors Gap at the turnaround, 2.5 miles in. It climbs 1,826 ft, with sections as steep as 24% grade, and is mostly dirt. It scores 83/100 on the Ambleway Wildness scale: genuinely wild.

Elevation

0 mi1,135 – 2,973 ft · steepest grade: 24%5.0 mi

Getting there

Trailhead: Prospector's Gap Road 37.88624, -121.87903
Nearest town Marsh Creek Springs, CA

Directions

AMBLEWAYwww.ambleway.com

Prospectors Gap & Prospector's Gap Road

5 mi · ▲ 1,826 ft · 2 hr 35 min

Elevation 1,134–2,974 ft

Out & Back · Mount Diablo State Park

Trailhead: Prospector's Gap Road · 37.88624, -121.87903

Weather Aug 3: Clear, high 99°F / low 74° · precip 0% · wind 12 mph · sunrise 6:13 AM · sunset 8:16 PM

  1. Start on Prospector's Gap Road, heading S.
  2. 2.5 miTurn right, heading E.
  3. 50 ftReach Prospectors Gap, then turn around and head back the way you came.
  4. 2.5 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

100% dirt

Weather

ClearTemperature 99°F74°
Feels like83°Precip0%Wind12 mphUV8Humidity22%
Hourly temperature
100°70°
Sunrise 6:13 AM12 AM3 AM9 AM12 PM3 PM6 PMSunset 8:16 PM
Tue 95°73°
Wed 95°59°
Thu 101°57°
Fri 104°62°
Sat 105°61°
Sun 104°59°

Sunset

The best sunset spot on this hike is 2.5 mi in (~115 min). Leave by 6:01 PM for the 8:16 PM sunset. Back at your car by 9:31 PM, after dark — bring a headlamp.

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