County landfill — residential self-haul
Adams County Regional Landfill
Official drop-off for Denver, CO. 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: 8500 N County Road 7, Henderson, CO 80640
Hours: Mon–Sat 7:00–16:00
Phone: 720-523-6400
ZIP: 80640
Official source: adcogov.org/landfill
Adams County Regional Landfill and nearby drop-offs
Map stays on this page7 pins on map · tap a pin or list item
Materials often accepted
Tied to this site’s listing — still confirm on the official source. Each link is the Denver city rule, not a national guess.
- Mattress in Denver
- Box Spring in Denver
- Sofa / Couch in Denver
- Recliner in Denver
- Carpet / Rug in Denver
- Yard Waste in Denver
- Refrigerator in Denver
- Freezer in Denver
- Air Conditioner in Denver
- Washing Machine in Denver
- Clothes Dryer in Denver
- Dishwasher in Denver
- Stove / Oven in Denver
- Water Heater in Denver
- Dehumidifier in Denver
- Tires in Denver
- Tire Rims in Denver
- Construction Debris in Denver
- Lumber / Wood in Denver
- Drywall in Denver
- Asphalt Shingles in Denver
- Concrete in Denver
Other drop-offs within 40 miles
- Veolia Colorado HHW Recycling Center — Henderson (Denver hub)Regional HHW facility — Adams County voucher program · 5.2 mi9131 E 96th Avenue, Henderson, CO 80640
- Weld County Landfill — SouthCounty landfill / HHW · 8.7 mi3500 Weld County Road 5, Erie, CO 80516
- Denver Havana Nursery Drop-offMunicipal transfer / drop-off — bulky / appliances / e-waste · 11 mi10450 Smith Road, Denver, CO 80239
- Havana Nursery Drop-offMunicipal seasonal yard-waste drop-off · 12 mi3685 Havana St, Denver, CO 80239
- Denver Solid Waste — Large Item / HHW programs (citywide)Municipal large-item & HHW programs · 15 miCitywide collection — schedule via Denver Solid Waste / 311
- Denver Hazardous Materials Management FacilityCity / county HHW / transfer / slash drop-off · 17 mi2000 W 8th Avenue, Denver, CO 80204
Common questions
When is Adams County Regional Landfill open?
Listed hours: Mon–Sat 7:00–16:00. Confirm on the official source before you drive — holiday and event hours change.
Is there a phone number for Adams County Regional Landfill?
Call 720-523-6400 for load rules, residency, and whether you need an appointment.
What can I drop off at Adams County Regional Landfill?
This site is listed for 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, Asphalt Shingles, Concrete. Acceptance still depends on the official program — not this list alone.
Do I need to live in Denver to use Adams County Regional Landfill?
Many municipal dumps and HHW sites are resident-only or appointment-only. Check the official Denver, CO program page before you load the vehicle.
Where is the official listing for Adams County Regional Landfill?
DumpRegistry cites the originating program. Confirm hours and fees on that official page, not a third-party directory.