Acorn Trail–Contra Loma Trail Loop, 6 sights is a 4.6-mile loop in Black Diamond Mines Regional Preserve near West Hartley, CA. It climbs 890 ft, with sections as steep as 18% grade, and is mostly dirt. It scores 52/100 on the Ambleway Wildness scale: backcountry feel.
Elevation
0 mi256 – 1,135 ft · steepest grade: 18%4.7 mi
Getting there
Trailhead: Stewartville Trail 37.96523, -121.82238
Nearest town West Hartley, CA
Directions
AMBLEWAYwww.ambleway.com
Acorn Trail–Contra Loma Trail Loop, 6 sights
4.6 mi · ▲ 890 ft · 1 hr 59 min
Elevation 258–1,137 ft
Loop · Black Diamond Mines Regional Preserve
Trailhead: Stewartville Trail · 37.96523, -121.82238
Weather Aug 4: Clear, high 96°F / low 65° · precip 0% · wind 8 mph · sunrise 6:13 AM · sunset 8:16 PM
Bikes allowed on the whole route · Horses allowed on the whole route
- Start on Stewartville Trail, heading S.
- 0.3 miBear right onto Contra Loma Trail, heading SW.
- 1.2 miSharp right onto Ridge Trail, heading NW.
- 0.9 miTurn right onto Acorn Trail, heading NW.
- 0.4 miSharp right onto Old Homestead Loop Trail, heading NE.
- 0.3 miTurn left onto North Portal Trail, heading NE.
- 50 ftContinue straight onto Old Homestead Loop Trail, heading NE.
- 1.2 miContinue straight onto Homestead Trail, heading NE.
- 0.3 miSharp left onto Stewartville Trail, heading E.
- 50 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
68% dirt32% gravel
Weather
ClearTemperature 96°F65°
Precip0%Wind8 mphUV8Humidity24%
Hourly temperature
100°65°
Sunrise 6:13 AM12 AM3 AM9 AM12 PM3 PM6 PMSunset 8:16 PM
Wed
91°59°
Thu
99°65°
Fri
104°68°
Sat
103°67°
Sun
100°67°
Mon
97°63°
Good to know
- Bikes allowed on the whole route
- Horses allowed on the whole route
Other ways to reach this destination
- 4.6 mi · out & back · via Old Homestead Loop Trail
- 4.2 mi · out & back · via Old Homestead Loop Trail
- 6.2 mi · out & back · via Old Homestead Loop Trail
- 4.2 mi · out & back · via Old Homestead Loop Trail
- 7.1 mi · out & back · via Old Homestead Loop Trail
- 6.9 mi · out & back · via Old Homestead Loop Trail
More from Stewartville Trail Trailhead
- Contra Loma Reservoir–Homestead Trail, 4 sights 2.9 mi · ▲ 255 ft
- Homestead Trail–Lark Trail, 4 sights 4.6 mi · ▲ 947 ft
- Homestead Trail–Lark Trail, 7 sights 10.6 mi · ▲ 2,609 ft
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