AMBLEWAY Wildest hikes

Tolt Pipeline Trail

6.4 mi · ▲ 916 ft · 2 hr 35 min

Tolt Pipeline Trail is a 6.4-mile out-and-back near Cottage Lake, WA. It climbs 916 ft, with sections as steep as 22% grade, and is mostly dirt. It scores 0/100 on the Ambleway Wildness scale: paved and peopled.

Elevation

0 mi20 – 541 ft · steepest grade: 22%7.3 mi

Getting there

Trailhead: Brook Trails Trail #3 47.73345, -122.08709
Nearest town Cottage Lake, WA
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Directions

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Tolt Pipeline Trail

6.4 mi · ▲ 916 ft · 2 hr 35 min

Elevation 19–540 ft

Out & Back

Trailhead: Brook Trails Trail #3 · 47.73345, -122.08709

Weather Sep 4: Rain, high 70°F / low 52° · precip 22% · wind 6 mph · sunrise 6:32 AM · sunset 7:45 PM

Transit-accessible: Avondale Rd NE & NE 146th Way stop 405 m from the trailhead

  1. Start on Brook Trails Trail #3, heading N.
  2. 0.1 miContinue straight onto Brook Trails Trail #6, heading N.
  3. 350 ftTurn left onto Tolt Pipeline Trail, heading N.
  4. 1.8 miTurn left, heading W.
  5. 0.9 miSharp left, heading SW.
  6. 250 ftBear left, heading SW.
  7. 150 ftContinue straight onto Sammamish River Trail, heading SW.
  8. 450 ftTurn right onto Woodinville Valley Trail, heading SW.
  9. 150 ftTurn left, heading SE.
  10. 0.2 miSharp left onto Eastrail, heading SE.
  11. 100 ftReach the turnaround, then head back the way you came.
  12. 100 ftSharp right onto Woodinville Valley Trail, heading SE.
  13. 0.1 miTurn left, heading W.
  14. 200 ftTurn left onto Sammamish River Trail, heading SW.
  15. 0.1 miBear right, heading W.
  16. 250 ftSharp right onto Tolt Pipeline Trail, heading W.
  17. 0.9 miTurn right, heading E.
  18. 1.8 miTurn right onto Brook Trails Trail #6, heading E.
  19. 400 ftContinue straight onto Brook Trails Trail #3, heading E.
  20. 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 map, photos and weather for this hike: www.ambleway.com/hikes/wetland-overlook-north-irrigation-lake-out-back-24-km-305c

Trail surface

63% dirt25% gravel9% paved3% unspecified

Weather

RainTemperature 70°F52°
Precip22%Wind6 mphUV6Humidity54%
Rained 0.1″ 2 days ago (0.3″ over the last week)
Hourly temperatureRain chance
70°50° 12 AM: 6% rain1 AM: 7% rain2 AM: 8% rain3 AM: 4% rain4 AM: 3% rain5 AM: 3% rain6 AM: 5% rain7 AM: 4% rain8 AM: 3% rain9 AM: 4% rain10 AM: 2% rain11 AM: 2% rain12 PM: 1% rain1 PM: 2% rain2 PM: 4% rain3 PM: 7% rain4 PM: 14% rain5 PM: 16% rain6 PM: 14% rain7 PM: 18% rain8 PM: 22% rain9 PM: 5% rain10 PM: 4% rain11 PM: 3% rain
Sunrise 6:32 AM12 AM3 AM9 AM12 PM3 PMSunset 7:45 PM
Sat 70°52° 24%
Sun 75°50°
Mon 71°48°
Tue 74°50°
Wed 85°51°
Thu 75°54° 19%

Sunset

The best sunset spot on this hike is 0.9 mi in (~29 min). Leave by 6:56 PM for the 7:45 PM sunset. Back at your car by 8:23 PM, after dark — bring a headlamp.

More sunset hikes nearby

Good to know

  • Transit-accessible: Avondale Rd NE & NE 146th Way stop 405 m from the trailhead

Other ways to reach this destination

More from Brook Trails Trail #3 Trailhead

Hikes near Cottage Lake, Washington