Mount Diablo State Park

Red Road Loop

6.8 mi · ▲ 1,395 ft · 2 hr 58 min

Red Road Loop is a 6.8-mile loop in Mount Diablo State Park near Cowell, CA. It climbs 1,395 ft, with sections as steep as 19% grade. It scores 72/100 on the Ambleway Wildness scale: backcountry feel.

Elevation

0 mi325 – 1,273 ft · steepest grade: 19%6.9 mi

Getting there

Trailhead: Unnamed 37.90191, -121.99331
Nearest town Cowell, CA

Directions

AMBLEWAYwww.ambleway.com

Red Road Loop

6.8 mi · ▲ 1,395 ft · 2 hr 58 min

Elevation 326–1,273 ft

Loop · Mount Diablo State Park

Trailhead: 37.90191, -121.99331

Weather Sep 5: Clear, high 79°F / low 54° · precip 0% · wind 6 mph · sunrise 6:41 AM · sunset 7:35 PM

  1. Start at the trailhead, heading NE.
  2. 0.9 miSharp left, heading NW.
  3. 0.1 miTurn right, heading E.
  4. 0.6 miBear right, heading NE.
  5. 0.3 miSharp right, heading SE.
  6. 450 ftTurn right, heading SE.
  7. 0.7 miContinue straight onto Red Road, heading NE.
  8. 250 ftReach the turnaround, then head back the way you came.
  9. 2.2 miSharp right, heading NW.
  10. 0.6 miTurn left, heading N.
  11. 1.1 miSharp left, heading W.
  12. 0.2 miThe loop closes back at the trailhead.

Each distance is the walk from the previous step. Tap a step for a map of its junction.

Weather

ClearTemperature 79°F54°
Precip0%Wind6 mphUV7Humidity68%
Hourly temperature
80°50°
Sunrise 6:41 AM12 AM3 AM9 AM12 PM3 PMSunset 7:35 PM
Sun 73°54°
Mon 86°52°
Tue 91°59°
Wed 93°62° 15%
Thu 97°69°
Fri 84°59°

Sunset

The best sunset spot on this hike is 1.0 mi in (~39 min). Leave by 6:35 PM for the 7:35 PM sunset. Back at your car by 8:15 PM, after dark — bring a headlamp. Trailhead visible from the viewpoint

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