Windy Hill Open Space Preserve
Hamms Gulch Trail
6.9 mi · ▲ 1,279 ft · 2 hr 56 min
Hamms Gulch Trail is a 6.9-mile out-and-back in Windy Hill Open Space Preserve near Portola Valley, CA. It climbs 1,279 ft, with sections as steep as 19% grade, and is mostly dirt. It scores 35/100 on the Ambleway Wildness scale: green fringe.
Elevation
Getting there
Directions
Hamms Gulch Trail
6.9 mi · ▲ 1,279 ft · 2 hr 56 min
Elevation 655–1,845 ft
Out & Back · Windy Hill Open Space Preserve
Trailhead: 37.36753, -122.22117
Weather Aug 4: sunrise 6:17 AM · sunset 8:15 PM
Horses allowed on the whole route
- Start at the trailhead, heading S.
- 150 ftTurn left onto Hamms Gulch Trail, heading E.
- 2.8 miTurn right onto Lost Trail, heading SW.
- 0.6 miReach the turnaround, then head back the way you came.
- 0.6 miTurn left onto Hamms Gulch Trail, heading NW.
- 2.8 miTurn right, 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
Weather
Sunset
The best sunset spot on this hike is 3.1 mi in (~111 min). Leave by 6:04 PM for the 8:15 PM sunset. Back at your car by 9:47 PM, after dark — bring a headlamp.
Good to know
- Horses allowed on the whole route
Other ways to reach this destination
More from this trailhead
- Hamms Gulch Trail 6.9 mi · ▲ 1,279 ft
- Windy Hill via Hamms Gulch Trail 7.8 mi · ▲ 1,432 ft
- Hamms Gulch Trail–Lost Trail, 3 sights 13.6 mi · ▲ 2,630 ft
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Hikes near Portola Valley, California