A-4100 via A-4000

4.7 mi · ▲ 510 ft · 1 hr 49 min

A-4100 via A-4000 is a 4.7-mile out-and-back near Sine, WA. It climbs 510 ft. It scores 84/100 on the Ambleway Wildness scale: genuinely wild.

Elevation

0 mi640 – 971 ft4.8 mi

Getting there

Trailhead: B-2500 46.99385, -123.23215
Nearest town Sine, WA

Directions

AMBLEWAYwww.ambleway.com

A-4100 via A-4000

4.7 mi · ▲ 510 ft · 1 hr 49 min

Elevation 641–972 ft

Out & Back

Trailhead: B-2500 · 46.99385, -123.23215

Weather Aug 4: sunrise 5:57 AM · sunset 8:43 PM

  1. Start on B-2500, heading W.
  2. 0.2 miSharp right onto B-2520, heading NE.
  3. 150 ftTurn right onto North Rim #3, heading E.
  4. 1.7 miSharp right onto A-4100, heading E.
  5. 0.5 miContinue straight onto A-4000, heading N.
  6. 50 ftBear left onto A-4100, heading N.
  7. 50 ftReach A-4100, then turn around and head back the way you came.
  8. 50 ftBear right onto A-4000, heading NE.
  9. 50 ftContinue straight onto A-4100, heading N.
  10. 0.5 miSharp left onto North Rim #3, heading W.
  11. 1.7 miTurn left onto B-2520, heading W.
  12. 150 ftSharp left onto B-2500, heading W.
  13. 0.1 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

52% gravel48% dirt

Weather

Sunrise 5:57 AMSunset 8:43 PM

Sunset

The best sunset spot on this hike is 2.3 mi in (~65 min). Leave by 7:18 PM for the 8:43 PM sunset. Back at your car by 10:00 PM, after dark — bring a headlamp.

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