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Food Scraps

compost poster no yard wasteHow do I start food scrap collection service at our business?
Food scrap collection service is available to all qualified businesses at no additional cost. To sign up, complete our online application. Contact the Recycling Hotline for more information at (425) 587-3812 or

What can I put in our business' gray cart?
All compostable items should go in your gray cart. You can compost:
Compost Cart

  • Food scraps (including meat, bones, shells, and dairy)
  • Food-soiled paper like pizza boxes and paper napkins
  • Compostable bags like BioBags or kraft paper bags
  • Coffee grounds and paper filters

Download our food scrap poster (pdf, 500kb). Request a laminated copy for your business at

Choose Cedar Grove Approved Compostable Products
Use Cedar Grove approved compostable plates, cups, and cutlerylinks to external site – it’s important the item says compostable (not biodegradable, earth-friendly, plant-based, etc). No plastic is allowed in the compost.

Why should our business compost food scraps?

What happens to the food scraps our business composts?
All the material in your gray cart goes to Cedar Grove composting facilities in Everett or Maple Valley, where it's turned into compost in a matter of weeks. 

Cedar Grove Facility

Public Works
123 5th Avenue, Kirkland WA 98033
T. 425-587-3800 | F. 425-587-3807
Mon-Fri, 8 a.m. to 5 p.m.

Operations & Maintenance
915 8th St, Kirkland WA 98033
T. 425-587-3900 24/7 | F. 425-587-3902
Mon-Fri, 6:30 a.m.-3:30 p.m.

General Inquiries - Contact us via the: 
Our Kirkland Customer Service Portal