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Gas Line Trail

Issaquah Alps > Tiger Mountain
47.4823, -121.9242 Map & Directions
1.0 miles, roundtrip
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A connector trail to a variety of routes along the northwest section of Tiger Mountain State Forest. Continue reading

  • Dogs allowed on leash

Parking Pass/Entry Fee

Discover Pass
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Hiking Gas Line Trail

Cross from the Poo Poo Point Trail, past Tradition Lake and Round Lake, and join up to the Brink Trail. Along the way, options for loops abound; try the Bus Trail, the Wetlands Trail, the Swamp Trail, or the Puget Power Trail.

Gas Line Trail

Map & Directions

Co-ordinates: 47.4823, -121.9242 Open in Google Maps

Before You Go

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Parking Pass/Entry Fee

Discover Pass

WTA Pro Tip: Save a copy of our directions before you leave! App-based driving directions aren't always accurate and data connections may be unreliable as you drive to the trailhead.

Getting There

From I-90 take exit 25 and drive southwest 3.1 miles on State Route 18. Turn right (north) onto a small gated road and park well clear of the main highway without blocking the gate (if you miss this pullout, go to the Ti-ger Mountain summit to turn around--the pullout is 1.2 miles northeast of the summit

More Hike Details


Issaquah Alps > Tiger Mountain

Washington State Department of Natural Resources

Guidebooks & Maps

National Geographic Issaquah Alps Mount Si 824

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Gas Line Trail

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