Gallager Hill Open Space–Lake Washington, 4 lakes is a 6.6-mile out-and-back in Mercer Slough Nature Park near Fortuna, WA. The route passes Gallager Hill Open Space, Lake Washington and Mercer Slough. It is mostly level, with 236 ft of elevation gain, and mostly paved. It scores 0/100 on the Ambleway Wildness scale: paved and peopled.
Elevation
Getting there
Directions
Gallager Hill Open Space–Lake Washington, 4 lakes
6.6 mi · ▲ 236 ft · 2 hr 19 min
Elevation 16–162 ft
Out & Back · Mercer Slough Nature Park
Trailhead: 47.57817, -122.21423
Weather Sep 21: sunrise 6:54 AM · sunset 7:13 PM
- Start at the trailhead, heading NW.
- 50 ftPass Gallager Hill Open Space.
- 0.5 miTurn right onto I 90 Trail, heading E.
- 0.2 miPass Lake Washington.
- 0.1 miBear left onto Frontage Road, heading E.
- 50 ftBear left onto I 90 Trail, heading E.
- 0.6 miPass Mercer Slough.
- 0.7 miTurn left onto Lake-to-Lake Trail, heading E.
- 0.8 miTurn left, heading NW.
- 150 ftTurn left onto Bellefields Loop Trail, heading N.
- 0.2 miTurn left, heading W.
- 0.1 miTurn left, heading SW.
- 0.2 miTurn left, heading W.
- 350 ftBear left, heading S.
- 100 ftReach Gallager Hill Open Space, then turn around and head back the way you came.
- 50 ftBear right, heading S.
- 350 ftTurn right, heading S.
- 0.2 miTurn right, heading SW.
- 0.3 miTurn right, heading NW.
- 150 ftTurn right onto Lake-to-Lake Trail, heading NW.
- 0.8 miTurn right onto I 90 Trail, heading S.
- 1.3 miBear right onto Frontage Road, heading W.
- 50 ftBear right, heading W.
- 50 ftContinue straight onto I 90 Trail, heading W.
- 0.3 miTurn left, heading W.
- 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
Weather
Sunset
The best sunset spot on this hike is 2.7 mi in (~68 min). Leave by 5:45 PM for the 7:13 PM sunset. Back at your car by 8:39 PM, after dark — bring a headlamp.
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