Lyme Disease Rock via Skyline Trail is a 4.9-mile out-and-back in Sanborn County Park near San Lorenzo Park, CA. The route reaches Lyme Disease Rock. It climbs 722 ft. It scores 10/100 on the Ambleway Wildness scale: paved and peopled.
Elevation
0 mi2,848 – 3,153 ft4.9 mi
Getting there
Trailhead: Castle Rock Trail 37.22852, -122.09400
Nearest town San Lorenzo Park, CA
Directions
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Lyme Disease Rock via Skyline Trail
4.9 mi · ▲ 722 ft · 2 hr
Elevation 2,849–3,154 ft
Out & Back · Sanborn County Park
Trailhead: Castle Rock Trail · 37.22852, -122.09400
Weather Sep 20: Fog, high 69°F / low 49° · precip 1% · wind 8 mph · sunrise 6:55 AM · sunset 7:10 PM
Dogs allowed on leash · Toilets at the trailhead
- Start at the trailhead, heading SE.
- 0.2 miTurn right onto Skyline Trail, heading SE.
- 50 ftPass Lyme Disease Rock.
- 2.2 miReach Lyme Disease Rock, then turn around and head back the way you came.
- 2.2 miTurn left, heading W.
- 0.2 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
8% dirt92% unspecified
Weather
FogTemperature 69°F49°
Precip1%Wind8 mphUV6Humidity74%
Hourly temperature
70°45°
Sunrise 6:55 AM12 AM3 AM9 AM12 PM3 PMSunset 7:10 PM
Mon
66°46°
Tue
82°48°
Wed
90°46°
Thu
79°45°
Fri
80°45°
Sat
77°45°
Sunset
The best sunset spot on this hike is 0.1 mi in (~3 min). Leave by 6:47 PM for the 7:10 PM sunset. Back at your car by 7:28 PM — 8 min before dark.
Good to know
- Dogs allowed on leash
- Toilets at the trailhead
Other ways to reach this destination
More from Castle Rock Trail Trailhead
- Lyme Disease Rock–Lake Ranch Reservoir, 4 sights 9.9 mi · ▲ 1,832 ft
- Ridge Trail & Saratoga Gap Trail 2.1 mi · ▲ 446 ft
- Goat Rock–Parking Lot Rock, 3 summits 4.9 mi · ▲ 1,270 ft
- Parking Lot Rock–Ridge Trail, 3 sights 2.5 mi · ▲ 588 ft
- Castle Rock Falls–Saratoga Gap Viewpoint, 5 cliffs 2.9 mi · ▲ 738 ft
- Shady Rock–Platypus, 6 rocks 3.4 mi · ▲ 869 ft
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