Pilot Knob–Colier Spring, 8 sights is a 10.5-mile out-and-back in Mount Tamalpais Watershed near Stinson Beach, CA. The route passes Colier Spring and Lake Lagunitas before reaching Pilot Knob at the turnaround, 5.3 miles in. It climbs 2,661 ft, with sections as steep as 30% grade. It scores 62/100 on the Ambleway Wildness scale: backcountry feel.
Elevation
0 mi791 – 2,300 ft · steepest grade: 30%10.9 mi
Getting there
Trailhead: Old Mine Trail 37.91064, -122.61211
Nearest town Stinson Beach, CA
Directions
AMBLEWAYwww.ambleway.com
Pilot Knob–Colier Spring, 8 sights
10.5 mi · ▲ 2,661 ft · 4 hr 50 min
Elevation 791–2,299 ft
Out & Back · Mount Tamalpais Watershed
Trailhead: Old Mine Trail · 37.91064, -122.61211
Weather Aug 3: Clear, high 92°F / low 73° · precip 0% · wind 3 mph · sunrise 6:16 AM · sunset 8:19 PM
Toilets at the trailhead · Parking lot at the trailhead
- Start on Old Mine Trail, heading E.
- 450 ftBear left, heading E.
- 0.2 miContinue straight onto Rock Spring Trail, heading N.
- 1.5 miTurn left onto Old Railroad Grade Fire Road, heading E.
- 0.7 miTurn left onto Miller Trail, heading NE.
- 0.3 miTurn right onto Collier Spring Trail, heading W.
- 0.3 miBear right onto Northside Trail, heading N.
- 100 ftContinue straight onto Lower Northside Trail, heading NW.
- 50 ftPass Colier Spring.
- 50 ftContinue straight onto Collier Trail, heading NW.
- 1.1 miPass Lake Lagunitas.
- 0.3 miSharp right onto Lakeview Fire Road, heading SE.
- 0.4 miTurn left onto Pilot Knob Trail, heading E.
- 0.3 miTurn left onto Pilot Knob Stub, heading N.
- 0.1 miReach Pilot Knob, then turn around and head back the way you came.
- 0.1 miTurn right onto Pilot Knob Trail, heading SW.
- 0.3 miTurn right onto Lakeview Fire Road, heading E.
- 0.4 miSharp left onto Lake Lagunitas Road, heading W.
- 1.5 miContinue straight onto Lower Northside Trail, heading S.
- 50 ftContinue straight onto Northside Trail, heading S.
- 100 ftBear left onto Collier Spring Trail, heading S.
- 0.3 miTurn left onto Miller Trail, heading SE.
- 0.3 miTurn right onto Old Railroad Grade Fire Road, heading SE.
- 0.7 miTurn right onto Rock Spring Trail, heading S.
- 1.6 miBear right onto Old Mine Trail, heading W.
- 50 ftArrive back at the trailhead.
Each distance is the walk from the previous step. Tap a step for a map of its junction.
Trail surface
54% dirt46% unspecified
Weather
ClearTemperature 92°F73°
Feels like79°Precip0%Wind3 mphUV8Humidity28%
Hourly temperature
95°70°
Sunrise 6:16 AM12 AM3 AM9 AM12 PM3 PM6 PMSunset 8:19 PM
Tue
81°65°
Wed
67°50°
Thu
66°48°
Fri
70°47°
Sat
70°46°
Sun
62°46°
Sunset
The best sunset spot on this hike is 0.1 mi in (~2 min). Leave by 7:57 PM for the 8:19 PM sunset. Back at your car by 8:35 PM — 12 min before dark. Car visible from the viewpoint
Good to know
- Toilets at the trailhead
- Parking lot at the trailhead
Other ways to reach this destination
More from Old Mine Trail Trailhead
- Bootjack Trail–Old Mine Trail, 4 sights 7.3 mi · ▲ 883 ft
- Northside Trail–Old Mine Trail, 3 sights 9 mi · ▲ 1,414 ft
- Arturo Trail–International Trail, 5 sights 9.6 mi · ▲ 1,635 ft
- Serpentine Point–Colier Spring, 7 sights 9.6 mi · ▲ 2,032 ft
- Bon Tempe Lake–Lake Lagunitas, 7 sights 11 mi · ▲ 2,542 ft
- Colier Spring–Phoenix Lake, 13 sights 15.4 mi · ▲ 3,188 ft
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