Household hazardous waste drop-off in Carroll County, Maryland
Household hazardous waste programs that list Carroll County, from county and Baltimore City pages and flyers, and the Maryland Department of the Environment list. Most programs serve only their own residents, so check “who can use it” on each listing.
Part of the Baltimore-Columbia-Towson metro.
No drop-off site or upcoming collection event is listed for Carroll County right now. Call Carroll County at 410-386-2510 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.