Household hazardous waste drop-off in New Castle County, Delaware
Household hazardous waste programs that list New Castle County, from Delaware Solid Waste Authority pages and its collection event schedule. Most programs serve only their own residents, so check “who can use it” on each listing.
Part of the Philadelphia-Camden-Wilmington metro.
Drop-off siteCollection event
- Statewide program
- 800-404-7080
- Program
- Delaware Solid Waste Authority (DSWA): statewide household hazardous waste program, free for Delaware residents, with weekly drop-off days and Saturday collection events
Permanent drop-off sites
- Permanent drop-off · 1101 Lambson Lane, New Castle, DE 19720Who can use it: Delaware residents
- Permanent drop-off · 470 Corporate Blvd, Newark, DE 19702Who can use it: Delaware residents
Upcoming collection events
- Collection event · 470 Corporate Blvd, Newark, DE 19702 · Date: Sat, Mar 14, 2026, Sat, Nov 14, 2026Who can use it: Delaware residents
No upcoming events are listed right now. Call New Castle County at 800-404-7080 for the next collection date.
Call ahead. Hours, limits and accepted items change. Confirm with the program before you go.
Last checked Mon, Oct 26, 2026. Each listing links to its own page with the official sources and the date we checked it. How we check · Report a correction.