About us
We lead fun and educational outings to explore nature, to showcase areas that are being preserved, and to maintain trails. It's even more fun if you come along.
We also have other activities, including meetings, presentations, trainings, and occasionally an event from an allied organization.
Our leaders are Sierra Club volunteers, who have been certified to ensure the safety of participants and protection of our environment. They have a passion for the outdoors and a willingness to share their expertise with others.
We welcome Sierra Club members and non-members to participate. Unless otherwise stated, outings are free and open to the public. If you are interested in Sierra Club Membership, please click HERE.
Our Chapter Calendar is a good starting place to view our activities. Use the calendar's Map View tab to see locations.
This Meetup includes outings in Western Washington from Canada to Chehalis, including the Olympic Peninsula.
For activities in southwest Washington and northwest Oregon see the Meetup:
Portland/Vancouver Sierra Club Outings & Events
For information about the Sierra Club please visit our website [www.SierraClub.org/WA](http://www.sierraclub.org/WA)
The Sierra Club's members and supporters are more than 2 million of your friends and neighbors. Inspired by nature, we work together to protect our communities and the planet. We’re America's oldest, largest and most influential grassroots environmental organization.
Upcoming events
3

Tour the Shoreline Miyawaki Forest
18501 Linden Ave N, 18501 Linden Ave N, Shoreline, WA 98133, USA, Shoreline, WA, USThe Shoreline Miyawaki Urban Forest was planned, planted, and is maintained by an amazing group of talented and hard-working volunteers. We toured it in 2024, about a year post-planting and noted the carefully chosen native plants, the dense plantings, rainwater storage, Roger Fernandez’s stonework, forage, and shelter for local birds, and the detailed educational signage in English and Lushootseed.
Now we want to confirm that the Forest is meeting the expected outcomes of 10 times faster and 30 times denser growth, higher overall immunity, reduced risk of disease, and the theories about why this works!
We will meet at the Shoreline Historical Museum Miyawaki Forest at 1:45 PM; Program starts promptly at 2 PM.
18501 Linden Ave N, Shoreline, WA 981333 attendees
Hike Mukilteo's Hidden Gem: the Big Gulch Trail
4675 Harbour Pointe Blvd, 4675 Harbour Pointe Blvd, Mukilteo, WA 98275, USA, Mukilteo, WA, USPlease register for the event here!
Where: Big Gulch Trail, Mukilteo - rain or shine!
Start at the Mukilteo Library (free parking)
4675 Harbour Pointe Blvd, Mukilteo, 98275
When: Sunday, October 25th, 2026
1:50 PM - Meet at the Mukilteo Library (water, rest rooms)
2 PM - Trail walking starts promptly at 2
Why: Exercise and social paced walking. Great views, big old trees, sounds of nature. Rated easy. About 3 miles.
How to get there:
Easy access via transit, see Community Transit Trip Planner: https://www.communitytransit.org/plan-my-trip
Nearby Bus stops:-
Route 117 Stop 975 (Hwy 525 & Harbour Pointe Blvd.)
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Route 103 Stop 894 (1:52pm ) (Harbour Pointe Blvd and 47th Place W)
Free Parking: Mukilteo Library 4675 Harbour Pointe Blvd Mukilteo, WA 98275
Alternate parking: at kids park, 4800 92nd St SW, Mukilteo, WA (1 mile away)Hiking Big Gulch
Hike a scenic trail that is a hidden gem in Mukilteo. The Big Gulch trail takes you on a peaceful journey through a ravine, where you can escape the city and enjoy great views and the sounds of nature. TAs you walk, you'll be surrounded by towering trees like Douglas fir and western red cedar.Summary: 2.6 miles round trip with 300 ft of gain; max elevation of 460 ft at Library. Not ADA accessible. Dogs allowed on leash. Good for kids. Wildflowers/Meadows. Wildlife.
From the library, the trail goes north and then west toward the water. We walk along the trail and it turns west and down. At the end of the trail is an access paved road to the Mukilteo Sewer building. We can rest and gather at the road or turn around and start back up. On the way back up the trail, there are convenient benches for rest stops.
Event Leader: Rick Grove TXT 206.769.8628 Email: drynwetdiver@gmail.com
Safety: 911 (City of Mukilteo) and tell them where you are on the Big Gulch Trail.
Risks: ***The trail is dirt with exposed roots in places, some gravel and a few places have stairs. It can be a bit muddy in spots, so be sure to wear sturdy shoes, particularly after a rain.11 attendees-

Explore Discovery Park
Discovery Park North Parking Lot, Discovery Park, Seattle, WA 98199, USA, Seattle, WA, USPlease register here to get all updates!
Discovery Park is Seattle's largest park, a 560-acre natural area occupying most of the former Fort Lawton site. Situated on Magnolia Bluff overlooking Puget Sound, Discovery Park boasts spectacular views of both the Cascade and the Olympic Mountain ranges. The secluded site includes two miles of protected tidal beaches as well as open meadow lands, dramatic sea cliffs, forest groves, active dunes, thickets and streams.We will meet between 1:45 and 2 at the North parking lot, which is served by the #33 Metro Bus. The walk starts promptly at 2.
We will hike the loop plus the North and South beach for a total of about 5 miles with several
opportunities to cut short.This is a rain or shine event. Note: If bad rain we may do a winter route that is shorter (~ 2 hours) due
to rain and mud, hiking on paved trails and roads instead of muddy and sometimes slippery steps.See Discovery Park Map for more detail.
Event Leader: Rick Grove 206-769-8628, drynwetdiver@gmail.com
Safety: 911 (City of Seattle) and tell them where you are in the park.
Risks: Tripping on roots across trail, mud and slippery park trail stairs.NOTE: The Discovery Park Visitor Center is closed until summer 2027
3 attendees
Past events
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