Skip to main content
King County logo

Outdoor volunteer events

fall-planting-party

Come volunteer to help improve King County's stream corridors and urban forests. Spend some time planting native trees and shrubs along our major rivers or in our urban parks. Native trees and shrubs improve the area for wildlife and water quality.

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

To join a planting event, please register with the volunteer coordinator listed with each event.

  • October 1
    Carnation Marsh (Carnation)
    Contact Tina Miller.
  • October 1
    Lake Joy Park (Carnation)
    Contact Lina Rose.
  • October 1
    Marymoor Park Birdloop Trail (Redmond)
    Contact Laurie Clinton.
  • October 8
    Ravensdale Park Cemetery Reach (Ravensdale/Maple Valley)
    Contact Tina Miller.
  • October 8
    Maury Island Marine Park (Vashon Island)
    Contact Lina Rose.
  • October 15
    Sierra Heights Park (Renton)
    Contact Lina Rose.
  • October 22
    Log Cabin Natural Area (Issaquah)
    Contact Tina Miller.
  • October 22
    Cecil Moses Memorial Park (Tukwila)
    Contact Lina Rose.
  • October 29*
    Three Forks Natural Area (Snoqualmie)
    Contact Tina Miller.
  • October 29*
    North Shorewood Park (White Center)
    Contact Lina Rose.
  • November 5
    Taylor Mountain Forest (Issaquah)
    Contact Tina Miller.
  • November 5
    Renton Park (Renton)
    Contact Lina Rose.
  • November 5
    Marymoor Park Birdloop Trail (Redmond)
    Contact Laurie Clinton.

Backcountry trail work

washington-trails

Give back to those trails you love! Join King County Parks and the Washington Trails Association this fall and winter to rebuild and repair backcountry trails.  Learn to retread a trail, build a turnpike or solve drainage problems.

To register contact Washington Trails Association (WTA) at www.wta.org or call 206-965-8561.

Please note that this event requires hiking to the site; event is limited to 20 people and typically would be 6-12 volunteers in size.

  • October 10-15
    Cougar/Squak Corridor – near Issaquah
  • October 18-22
    Tolt MacDonald Park – near Carnation
  • October 25-29
    Taylor Mountain Forest – near Issaquah
  • November 1-5
    Pinnacle Peak – near Enumclaw

Other volunteer opportunities

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.

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

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.