County landfill / HHW / e-waste
Howard County Alpha Ridge Landfill — Residents' Drop-off Center
Official drop-off for Baltimore, MD. City dispose pages own the rule for each item. This page is the place: address, hours, and the originating program. Confirm before you go.
Address: 2350 Marriottsville Road, Marriottsville, MD 21104
Hours: Mon–Sat 8:00–16:00
Phone: 410-313-6444
ZIP: 21042
Official source: www.howardcountymd.gov/Departments/Public-Works/Bureau-Of-Enviro
Howard County Alpha Ridge Landfill — Residents' Drop-off Center and nearby drop-offs
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Materials often accepted
Tied to this site’s listing — still confirm on the official source. Each link is the Baltimore city rule, not a national guess.
- Latex Paint in Baltimore
- Oil-Based Paint in Baltimore
- Pesticides in Baltimore
- Herbicides in Baltimore
- Pool Chemicals in Baltimore
- Gasoline in Baltimore
- Motor Oil in Baltimore
- Antifreeze in Baltimore
- Car Battery in Baltimore
- Household Batteries in Baltimore
- Lithium-Ion Battery in Baltimore
- Fluorescent Bulbs / CFLs in Baltimore
- Propane Tank in Baltimore
- Cooking Oil in Baltimore
- Fire Extinguisher in Baltimore
- Medical Sharps in Baltimore
- Prescription Drugs in Baltimore
- Television in Baltimore
- Computer Monitor in Baltimore
- Laptop in Baltimore
- Desktop Computer in Baltimore
- Printer in Baltimore
- Tablet in Baltimore
- Smartphone in Baltimore
- Microwave in Baltimore
- Hard Drive in Baltimore
- Mixed E-Waste in Baltimore
- Ink / Toner Cartridges in Baltimore
- Mattress in Baltimore
- Box Spring in Baltimore
- Sofa / Couch in Baltimore
- Recliner in Baltimore
- Carpet / Rug in Baltimore
- Yard Waste in Baltimore
- Refrigerator in Baltimore
- Freezer in Baltimore
- Air Conditioner in Baltimore
- Washing Machine in Baltimore
- Clothes Dryer in Baltimore
- Dishwasher in Baltimore
- Stove / Oven in Baltimore
- Water Heater in Baltimore
- Dehumidifier in Baltimore
- Tires in Baltimore
- Tire Rims in Baltimore
- Construction Debris in Baltimore
- Lumber / Wood in Baltimore
- Drywall in Baltimore
- Concrete in Baltimore
- Asphalt Shingles in Baltimore
Other drop-offs within 40 miles
- Northwest Transfer StationMunicipal transfer station · 12 mi5030 Reisterstown Road, Baltimore, MD 21215
- Baltimore County Western Acceptance Facility — HalethorpeCounty drop-off — electronics / appliances / bulky / HHW · 12 mi3310 Transway Road, Halethorpe, MD 21227
- Sisson Street Residential Recycling CenterHousehold hazardous waste drop-off · 14 mi2840 Sisson Street, Baltimore, MD 21211
- Reedbird Residential Recycling Center (Western)Residential drop-off — bulk / appliances / e-waste · 16 mi701 Reedbird Avenue, Baltimore, MD 21225
- Baltimore County Central Acceptance FacilityCounty transfer / recycling drop-off · 17 mi201 Warren Road, Cockeysville, MD 21227
- Montgomery County Shady Grove Processing & Transfer StationCounty transfer / landfill drop-off · 18 mi16101 Frederick Road, Derwood, MD 20855
Common questions
When is Howard County Alpha Ridge Landfill — Residents' Drop-off Center open?
Listed hours: Mon–Sat 8:00–16:00. Confirm on the official source before you drive — holiday and event hours change.
Is there a phone number for Howard County Alpha Ridge Landfill — Residents' Drop-off Center?
Call 410-313-6444 for load rules, residency, and whether you need an appointment.
What can I drop off at Howard County Alpha Ridge Landfill — Residents' Drop-off Center?
This site is listed for Latex Paint, Oil-Based Paint, Pesticides, Herbicides, Pool Chemicals, Gasoline, Motor Oil, Antifreeze, Car Battery, Household Batteries, Lithium-Ion Battery, Fluorescent Bulbs / CFLs, Propane Tank, Cooking Oil, Fire Extinguisher, Medical Sharps, Prescription Drugs, Television, Computer Monitor, Laptop, Desktop Computer, Printer, Tablet, Smartphone, Microwave, Hard Drive, Mixed E-Waste, Ink / Toner Cartridges, Mattress, Box Spring, Sofa / Couch, Recliner, Carpet / Rug, Yard Waste, Refrigerator, Freezer, Air Conditioner, Washing Machine, Clothes Dryer, Dishwasher, Stove / Oven, Water Heater, Dehumidifier, Tires, Tire Rims, Construction Debris, Lumber / Wood, Drywall, Concrete, Asphalt Shingles. Acceptance still depends on the official program — not this list alone.
Do I need to live in Baltimore to use Howard County Alpha Ridge Landfill — Residents' Drop-off Center?
Many municipal dumps and HHW sites are resident-only or appointment-only. Check the official Baltimore, MD program page before you load the vehicle.
Where is the official listing for Howard County Alpha Ridge Landfill — Residents' Drop-off Center?
DumpRegistry cites the originating program. Confirm hours and fees on that official page, not a third-party directory.