Sibley Volcanic Regional Preserve
Round Top via Skyline Trail
4 mi · ▲ 977 ft · 1 hr 49 min
Round Top via Skyline Trail is a 4-mile out-and-back in Sibley Volcanic Regional Preserve near Montclair, CA. The route reaches Round Top at the turnaround, 2 miles in. It climbs 977 ft, with sections as steep as 20% grade, and is mostly dirt. It scores 1/100 on the Ambleway Wildness scale: paved and peopled.
Elevation
Getting there
Directions
Round Top via Skyline Trail
4 mi · ▲ 977 ft · 1 hr 49 min
Elevation 971–1,740 ft
Out & Back · Sibley Volcanic Regional Preserve
Trailhead: 37.85899, -122.21167
Weather Aug 4: sunrise 6:15 AM · sunset 8:16 PM
Transit-accessible: Tunnel Road & Skyline Boulevard stop 383 m from the trailhead
- Start at the trailhead, heading N.
- 450 ftSharp right onto Skyline Trail, heading E.
- 1.6 miContinue straight onto Round Top Loop Trail (Bay Area Ridge Trail), heading E.
- 450 ftSharp left, heading SE.
- 0.3 miReach Round Top, then turn around and head back the way you came.
- 0.3 miSharp right, heading SE.
- 0.2 miContinue straight onto Skyline Trail, heading NW.
- 50 ftBear right, heading W.
- 1.4 miSharp left, heading N.
- 450 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
Weather
Sunset
The best sunset spot on this hike is 1.3 mi in (~40 min). Leave by 7:16 PM for the 8:16 PM sunset. Back at your car by 9:10 PM, after dark — bring a headlamp.
Good to know
- Transit-accessible: Tunnel Road & Skyline Boulevard stop 383 m from the trailhead
Other ways to reach this destination
More from this trailhead
- Skyline Trail 3.4 mi · ▲ 730 ft
- De La Veaga Trail via Skyline Trail 3.5 mi · ▲ 507 ft
- Chaparral Peak via Skyline Trail 4 mi · ▲ 686 ft
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