Cardboard Recycling in Seattle, WA
Flattened cardboard goes in your Seattle recycling cart, and extra cardboard beside the cart is collected at no charge. The North Transfer Station also takes flattened cardboard free in its Recycling and Reuse Building.
See all 3 options
Checked October 26, 2026 · Call before you go · How we check
Before you go
- Check whether you have corrugated boxes, coated packaging or mixed materials.
- Remove foam, plastic and other packing inserts.
- Flatten boxes and check quantity limits for your program.
Washington rules
- Local governments in Washington must plan for moderate risk waste (household hazardous waste plus small-business hazardous waste) in their area. Source: Ecology: Moderate risk waste (opens in new tab)
- State law allows MRW in municipal garbage, but many local governments collect it separately and some ban it from regular garbage; check local rules first. Source: Ecology: Moderate risk waste (opens in new tab)
More Washington rules (3)
- Ecology says to learn what can legally go in the garbage in your area and whether your jurisdiction has an MRW facility. Source: Ecology: Moderate risk waste (opens in new tab)
- Ecology points to MRW facilities, events and take-back programs such as E-Cycle Washington, PaintCare, LightRecycle and Safe Medication Return. Source: Ecology: Moderate risk waste (opens in new tab)
- Ecology keeps a county-by-county list of moderate risk waste disposal sites and services. Source: Ecology: Find a moderate risk waste disposal site (opens in new tab)
Where this information comes from (10)
Where this information comes from
Checked October 26, 2026
- Seattle Public Utilities: Where to Dispose of Household Hazardous Waste (opens in new tab) · Seattle Public Utilities
- The Seattle transfer stations are available for Seattle residents. Checked October 26, 2026.
- Seattle Public Utilities: North Transfer Station Features (opens in new tab) · Seattle Public Utilities
- The North station's Recycling and Reuse Building takes listed items at no charge, including flattened cardboard, scrap metal and batteries. Checked October 26, 2026.
- Accepted: flattened cardboard, scrap metal, and vehicle, rechargeable, alkaline, lithium and button batteries. Checked October 26, 2026.
- Seattle Public Utilities: Where Does It Go? tool (item data feed) (opens in new tab) · Seattle Public Utilities
- Cardboard boxes go in the recycling, flattened; greasy or wet cardboard goes in food and yard waste. Checked October 26, 2026.
- There is no charge for extra recycling set next to the cart. Checked October 26, 2026.
- Ecology: Moderate risk waste (opens in new tab) · Washington State Department of Ecology
- Local governments in Washington must plan for moderate risk waste (household hazardous waste plus small-business hazardous waste) in their area. Checked October 26, 2026.
- State law allows MRW in municipal garbage, but many local governments collect it separately and some ban it from regular garbage; check local rules first. Checked October 26, 2026.
- Ecology says to learn what can legally go in the garbage in your area and whether your jurisdiction has an MRW facility. Checked October 26, 2026.
- Ecology points to MRW facilities, events and take-back programs such as E-Cycle Washington, PaintCare, LightRecycle and Safe Medication Return. Checked October 26, 2026.
- Ecology: Find a moderate risk waste disposal site (opens in new tab) · Washington State Department of Ecology
- Ecology keeps a county-by-county list of moderate risk waste disposal sites and services. Checked October 26, 2026.
“Checked” means we read the official page on that date. Things can change, so call before you go.
How we check our information