Perimeter Trail is a 15.8-mile out-and-back in Martis Camp Conservation Easement near Polaris, CA. It climbs 2,823 ft, with sections as steep as 15% grade. It scores 50/100 on the Ambleway Wildness scale: backcountry feel.
Elevation
0 mi6,109 – 7,005 ft · steepest grade: 15%15.8 mi
Getting there
Trailhead: Tompkins Trail 39.29544, -120.12396
Nearest town Polaris, CA
Directions
AMBLEWAYwww.ambleway.com
Perimeter Trail
15.8 mi · ▲ 2,823 ft · 6 hr 41 min
Elevation 6,110–7,006 ft
Out & Back · Martis Camp Conservation Easement
Trailhead: Tompkins Trail · 39.29544, -120.12396
Weather Sep 20: sunrise 6:47 AM · sunset 7:02 PM
Transit-accessible: stop 470 m from the trailhead
- Start on Tompkins Trail, heading NW.
- 0.8 miSharp left, heading E.
- 0.9 miSharp right onto Thompson Memorial Trail, heading W.
- 1.7 miBear right, heading SW.
- 4.4 miContinue straight onto Perimeter Trail, heading W.
- 0.2 miTurn left, heading W.
- 50 ftReach the turnaround, then head back the way you came.
- 4.6 miBear left onto Thompson Memorial Trail, heading N.
- 1.7 miSharp left, heading E.
- 0.9 miSharp right onto Tompkins Trail, heading NW.
- 0.7 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
13% dirt87% unspecified
Weather
Sunrise 6:47 AMSunset 7:02 PM
Good to know
- Transit-accessible: stop 470 m from the trailhead
Other ways to reach this destination
- 2.5 mi · out & back · via Perimeter Trail
- 2.7 mi · out & back · via Perimeter Trail
- 3.8 mi · out & back · via Perimeter Trail
- 4.1 mi · out & back · via Perimeter Trail
- 4.7 mi · out & back · via Perimeter Trail
- 4.9 mi · out & back · via Perimeter Trail
- 7.9 mi · out & back · via Perimeter Trail
- 9.8 mi · out & back · via Perimeter Trail
More from Tompkins Trail Trailhead
- Thompson Memorial Trail 16.1 mi · ▲ 2,827 ft
- Thompson Memorial Trail 16 mi · ▲ 2,795 ft
- Thompson Memorial Trail 15.7 mi · ▲ 2,798 ft
- Thompson Memorial Trail 16 mi · ▲ 2,827 ft
- Perimeter Trail 16.1 mi · ▲ 2,820 ft
- Martis Valley Trail 6.3 mi · ▲ 482 ft
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Hikes near Polaris, California