Green Mountain State Forest

M-1720 & Tin Mine Trail

4.2 mi · ▲ 811 ft · 1 hr 48 min

M-1720 & Tin Mine Trail is a 4.2-mile out-and-back in Green Mountain State Forest near Crosby, WA. It climbs 811 ft, with sections as steep as 22% grade. It scores 69/100 on the Ambleway Wildness scale: backcountry feel.

Elevation

0 mi659 – 1,122 ft · steepest grade: 22%4.6 mi

Getting there

Trailhead: GM-84 47.55196, -122.82695
Nearest town Crosby, WA

Directions

AMBLEWAYwww.ambleway.com

M-1720 & Tin Mine Trail

4.2 mi · ▲ 811 ft · 1 hr 48 min

Elevation 661–1,120 ft

Out & Back · Green Mountain State Forest

Trailhead: GM-84 · 47.55196, -122.82695

Weather Aug 4: sunrise 5:54 AM · sunset 8:43 PM

Parking lot at the trailhead

  1. Start on Gold Creek Trail, heading S.
  2. 50 ftSharp right onto GM-84, heading SW.
  3. 300 ftSharp left onto Tin Mine Trail, heading NE.
  4. 0.4 miBear right, heading S.
  5. 200 ftBear right, heading S.
  6. 50 ftBear left, heading S.
  7. 0.2 miContinue straight onto M-1720, heading E.
  8. 50 ftTurn right onto Tin Mine Trail, heading E.
  9. 1.4 miReach M-1720, then turn around and head back the way you came.
  10. 1.3 miBear right, heading W.
  11. 0.2 miTurn left onto M-1720, heading W.
  12. 0.2 miBear right, heading NE.
  13. 50 ftBear left, heading NE.
  14. 200 ftBear left onto Tin Mine Trail, heading W.
  15. 0.4 miSharp right onto GM-84, heading N.
  16. 300 ftSharp left onto Gold Creek Trail, heading W.
  17. 50 ftArrive back at the trailhead.

Each distance is the walk from the previous step. Tap a step for a map of its junction.

Trail surface

12% gravel88% unspecified

Weather

Sunrise 5:54 AMSunset 8:43 PM

Good to know

  • Parking lot at the trailhead

Other ways to reach this destination

More from GM-84 Trailhead