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Marymoor Park outdoor concerts
Join a fun bunch of volunteers and listen to great music at Marymoor Park this summer by signing up to be a Concert Composter/Recycler. Help educate concert goers on recycling and composting, which in turn diverts concert waste from the landfill. FREE concert & FREE parking when you volunteer for a shift.

For more information go to our Marymoor Concert Recycling Crew page or contact Laurie Clinton.

Sign-up for volunteer announcements

Come plant with us!

King County Parks is undertaking an effort to plant 1 Million Trees in the next five years to help King County implement its Strategic Climate Action Plan to reduce carbon pollution and prepare for climate impacts. October is the kickoff month for this year.

We are looking for your help to make this happen. Come join a planting event and help us restore our parks for fish and wildlife, and passive recreation.

To join a planting event and receive more details, please register with the volunteer coordinator listed after each event.

For any questions about the King County Parks Volunteer Program or to inquire about a custom volunteer event for your group, please contact Volunteer Program Manager, Laurie Clinton or via phone at, 206-477-6113.

Events are on Saturdays from 10 a.m. to 2 p.m. unless otherwise noted*

  • October 7
    Marymoor Birdloop Trail (Redmond)
    Please come help improve and maintain bird and wildlife habitat at the serene BirdLoop Trail & Meadow at Marymoor Park. Join awesome members of Eastside Audubon Society at their monthly work party.
    Contact Laurie Clinton.
  • October 7
    King County Greenhouse and Nursery (Maple Valley)
    Help us weed the nursery stock before native trees and shrubs get planted in our parks. The nursery is located east of Renton, between Issaquah and Maple Valley.
    Contact Tina Miller.
  • October 14
    Maury Island Marine Park (Vashon/Maury Island)
    This awe-inspiring site has a large beautiful undeveloped Puget Sound shoreline. It is a site of an old mine quarry, and in need of additional trees. Join Whale Scouts and community volunteers as we plant trees in this beautiful natural area!
    Contact Lina Rose.
  • October 14 and October 21
    Whitney Bridge (east of Auburn)
    Looking for a family event? This is it!
    This site is along the Green River, so salmon watching can occur during the day. We will be planting native trees and shrubs to convert pasture land into a forested buffer along the Green River.
    Contact Tina Miller.
  • October 21
    Duwamish Alive! Day, Cecil Moses Memorial Park (near Tukwila)
    Join King County Parks staff as we celebrate Duwamish Alive! Day by planting and stewarding this important restoration site along the Duwamish River.
    Contact Lina Rose.
  • October 28
    Marymoor Connector Trail (Redmond)
    Another family event!
    This planting will add diversity to the wetland area along one of Parks' regional trails in Marymoor Park. This is a great planting project for families interested in helping out our environment. The area is flat and easily accessible for children and people of all ages.
    Contact Lina Rose
  • October 28
    Three Forks Natural Area (North Bend)
    Another family event!
    This is a special site along the Snoqualmie River under Mt. Si. Come help plant native trees and shrubs to improve the stream buffer. It is a great location to see wildlife.
    Contact Tina Miller.

Other volunteer opportunities

Be a Weed Watcher
Sign up to adopt a trail or lake , keep an eye out and enter weed survey data and locations.

Miller and Walker Creeks volunteer calendar
Plant native trees and shrubs, pull invasive, non-native plants and clean up litter at these Puget Sound creeks.

Native plant holding facility
Groups are needed to care for salvaged native trees and shrubs at our holding facility near Sammamish. To schedule a group work party, please contact Cindy Young.

Adopt-a-Park or Trail & Park Ambassador Programs
These programs provide opportunities for groups or individuals to help maintain King County's 180 parks, 175 miles of regional trails, and 130 miles of backcountry trails.  For more information please contact Laurie Clinton, volunteer program manager.

Salmon counts and habitat restoration

  • Miller and Walker Creeks Stewardship 
  • Help restore these creeks in SW King County, pick up litter and pull noxious weeds.
  • Volunteer for Salmon!
  • Green River habitat restoration - students needed! Learn about restoring habitat while planting trees and shrubs. Groups of volunteers are needed for restoring habitat along the Green River. Weekdays preferred. 4th grade and up. Please contact John Koon.

Volunteer Lake Stewardship Program
Get outside to help monitor water quality at select lakes in King County.


Master Recycler Composter Program
Sign up for free training to learn about waste reduction, recycling, solid waste impacts on climate change and public outreach, and help other citizens reduce waste.

For more information about volunteering in King County, please contact Laurie Clinton, Volunteer Coordinator, King County Parks and Recreation Division.