Bob Pond–Briones to Mt. Diablo Regional Trail Loop, 5 sights is a 2.4-mile loop in Diablo Foothills Regional Park near Walnut Heights, CA. The route reaches Bob Pond. It climbs 489 ft, with sections as steep as 18% grade. It scores 71/100 on the Ambleway Wildness scale: backcountry feel.
Elevation
0 mi489 – 869 ft · steepest grade: 18%2.5 mi
Getting there
Trailhead: Hanna Grove Trail 37.89203, -122.00323
Nearest town Walnut Heights, CA
Directions
AMBLEWAYwww.ambleway.com
Bob Pond–Briones to Mt. Diablo Regional Trail Loop, 5 sights
2.4 mi · ▲ 489 ft · 1 hr 3 min
Elevation 491–868 ft
Loop · Diablo Foothills Regional Park
Trailhead: Hanna Grove Trail · 37.89203, -122.00323
Weather Aug 3: Clear, high 100°F / low 68° · precip 0% · wind 9 mph · sunrise 6:14 AM · sunset 8:16 PM
Drinking water at the trailhead · Parking lot at the trailhead
- Start on Hanna Grove Trail, heading W.
- 50 ftPass Bob Pond.
- 50 ftTurn left onto Borges Ranch Trail, heading S.
- 0.3 miTurn left onto Briones to Mt. Diablo Regional Trail, heading SE.
- 0.2 miBear left onto Fairy Lantern Trail, heading E.
- 0.3 miTurn left onto Shell Ridge Trail, heading N.
- 0.9 miTurn left, heading N.
- 0.3 miTurn left, heading NW.
- 0.1 miTurn right, heading S.
- 0.2 miBear right onto Hanna Grove Trail, heading SW.
- 100 ftThe loop closes back at the trailhead.
Each distance is the walk from the previous step. Tap a step for a map of its junction.
Trail surface
43% dirt1% paved56% unspecified
Weather
ClearTemperature 100°F68°
Feels like92°Precip0%Wind9 mphUV8Humidity15%
Hourly temperature
100°65°
Sunrise 6:14 AM12 AM3 AM9 AM12 PM3 PM6 PMSunset 8:16 PM
Tue
91°66°
Wed
98°58°
Thu
97°56°
Fri
103°61°
Sat
103°59°
Sun
102°58°
Sunset
The best sunset spot on this hike is 0.9 mi in (~33 min). Leave by 7:23 PM for the 8:16 PM sunset. Back at your car by 8:55 PM, after dark — bring a headlamp.
Good to know
- Drinking water at the trailhead
- Parking lot at the trailhead
Other ways to reach this destination
More from Hanna Grove Trail Trailhead
- Haystack Hill–Bob Pond, 3 summits 1.5 mi · ▲ 352 ft
- Sulphur Creek Pond–Bob Pond Loop, 4 sights 2.2 mi · ▲ 435 ft
- Diablo Foothills Regional Park Viewpoint–Buckeye Ravine Viewpoint, 5 sights 2.3 mi · ▲ 291 ft
- Sulfur Spring–Bob Pond, 5 sights 2.5 mi · ▲ 438 ft
- Fossil Hill–Bob Pond, 7 sights 5.2 mi · ▲ 799 ft
- Buckeye Ravine Viewpoint–Bob Pond, 6 sights 5.7 mi · ▲ 1,085 ft
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