Post Pile–Loon Lake, 4 lakes

13.7 mi · ▲ 1,887 ft · 5 hr 31 min

Post Pile–Loon Lake, 4 lakes is a 13.7-mile out-and-back near Gilberts, CA. The route passes Loon Lake and Post Pile before reaching McKinstry Lake at the turnaround, 6.9 miles in. It climbs 1,887 ft, with sections as steep as 16% grade. It scores 93/100 on the Ambleway Wildness scale: genuinely wild.

Elevation

0 mi6,017 – 6,946 ft · steepest grade: 16%14.1 mi

Getting there

Trailhead: Unnamed 39.00055, -120.31463
Nearest town Gilberts, CA

Directions

AMBLEWAYwww.ambleway.com

Post Pile–Loon Lake, 4 lakes

13.7 mi · ▲ 1,887 ft · 5 hr 31 min

Elevation 6,018–6,945 ft

Out & Back

Trailhead: 39.00055, -120.31463

Weather Aug 3: Clear, high 82°F / low 53° · precip 0% · wind 6 mph · sunrise 6:05 AM · sunset 8:12 PM

Toilets at the trailhead · Drinking water at the trailhead · Parking lot at the trailhead

  1. Start at the trailhead, heading NE.
  2. 50 ftPass Loon Lake.
  3. 1.8 miSharp left onto Rubicon Trail, heading SW.
  4. 0.5 miPass Post Pile.
  5. 0.2 miTurn left, heading SW.
  6. 0.1 miContinue straight onto Wentworth Springs Road, heading SW.
  7. 1.3 miSharp right, heading W.
  8. 1.1 miBear left onto McKinstry Trail, heading NE.
  9. 0.8 miBear right, heading NE.
  10. 1.1 miPass McKinstry Lake.
  11. 200 ftReach Post Pile, then turn around and head back the way you came.
  12. 1.9 miBear right, heading S.
  13. 1.1 miSharp left onto Wentworth Springs Road, heading SE.
  14. 1.4 miTurn right onto Rubicon Trail, heading E.
  15. 50 ftBear right, heading E.
  16. 2.4 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

47% dirt5% rock48% unspecified

Weather

ClearTemperature 82°F53°
Precip0%Wind6 mphUV8Humidity25%
Hourly temperature
85°50°
Sunrise 6:05 AM12 AM3 AM9 AM12 PM3 PM6 PMSunset 8:12 PM
Tue 84°61°
Wed 83°61°
Thu 87°62°
Fri 89°63°
Sat 88°63°
Sun 88°62°

Sunset

The best sunset spot on this hike is 0.5 mi in (~11 min). Leave by 7:40 PM for the 8:12 PM sunset. Back at your car by 8:42 PM — 0 min before dark.

More sunset hikes nearby

Good to know

  • Toilets at the trailhead
  • Drinking water at the trailhead
  • Parking lot at the trailhead

Other ways to reach this destination

More from this trailhead