Pleasanton Ridge Regional Park
Grassland Trail–Service Road, 3 sights
9.8 mi · ▲ 2,548 ft · 4 hr 32 min
Grassland Trail–Service Road, 3 sights is a 9.8-mile out-and-back in Pleasanton Ridge Regional Park near Sunol, CA. It climbs 2,548 ft, with sections as steep as 20% grade, and is mostly dirt. It scores 53/100 on the Ambleway Wildness scale: backcountry feel.
Elevation
Getting there
Directions
Grassland Trail–Service Road, 3 sights
9.8 mi · ▲ 2,548 ft · 4 hr 32 min
Elevation 240–2,102 ft
Out & Back · Pleasanton Ridge Regional Park
Trailhead: Sunol Ridge Trail · 37.59438, -121.89588
Weather Aug 4: sunrise 6:15 AM · sunset 8:14 PM
Transit-accessible: Sunol stop 614 m from the trailhead · Drinking water at the trailhead
- Start on Sunol Ridge Trail, heading N.
- 4.2 miContinue straight onto Grassland Trail, heading W.
- 100 ftContinue straight onto Service Road, heading NW.
- 0.7 miReach Sunol Ridge Trail, then turn around and head back the way you came.
- 0.7 miContinue straight onto Grassland Trail, heading SE.
- 100 ftContinue straight onto Sunol Ridge Trail, heading E.
- 4.2 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
Weather
Sunset
The best sunset spot on this hike is 2.5 mi in (~116 min). Leave by 5:58 PM for the 8:14 PM sunset. Back at your car by 9:30 PM, after dark — bring a headlamp.
Good to know
- Transit-accessible: Sunol stop 614 m from the trailhead
- Drinking water at the trailhead
Other ways to reach this destination
More from Sunol Ridge Trail Trailhead
- Aquila Trail & Sunol Ridge Trail 3.8 mi · ▲ 1,263 ft
- Sunol Peak & Sunol Ridge Trail 5.6 mi · ▲ 1,919 ft
Get outside more
A wild hike near Sunol, emailed to you once a week.
Hikes near Sunol, California