2025 Event Dates
Click & Haul - bulky or large item collections
Event Dates: Click & Haul collections are scheduled during the work week, depending on your address. Thornton residents can use this service to: Get rid of clutter in the garage or basement, plan a do-it-yourself room remodel, clean up the yard or storage shed, get rid of recently replaced furniture or appliances, or for a rental property cleanup!
Location: Items must be placed in an orderly fashion (stacked/bundled) at the curb by 7 a.m. the day of the scheduled collection.
Guidelines: The cost is just $72 per collection for 6 cubic yards of stuff, which would fill two normal-sized pickup truck loads. More than two full pickup loads = $121 or more. Restrictions and limitations apply. The cost of service is placed on the next utility bill for payment. Furniture, appliances, mattresses/box springs, hot water heaters, fence panels, branches, remodeling debris, and evaporative coolers are eligible for pickup.
Restrictions: NO hazardous materials (i.e., flammable liquids, oil, paint, fertilizer, chemical cleaners, etc.). NO tires. NO concrete or masonry demolition (driveway concrete, wall blocks, or gravel). NO televisions, computer monitors, DVD players, and other certain electronics. NO dirt, sod, or rocks.
Household Hazardous Waste Drop-off Voucher Program
Dates: By appointment only, March 5 - November 12, 2025
Location: Veolia's facility located at 9131 E. 96th Ave., Henderson, CO
Guidelines: Thornton residents may drop off household hazardous waste for recycling at the Veolia Colorado Household Hazardous Waste Recycling Center. Fees apply. Appointments are available on Wednesdays and Saturdays only and can be made online or by calling 303-526-8155.
Voucher instructions: To receive a voucher worth the $28.35 facility fee only (resident is responsible for and agrees to pay the per pound fee), please send an email to environmentalservices@ThorntonCO.gov with your name and address. Please type, "VEOLIA VOUCHER REQUEST" in the subject line. One voucher per household per year. A unique voucher will be emailed to you and MUST be printed, taken to Veolia at the time of your drop-off, and handed to their attendant. Restrictions and limitations apply. For a list of acceptable and unacceptable items, please visit Veolia's website.
Holiday Wrap Collection
City trash customers may place their flattened holiday boxes and bagged wrapping paper at the curb for collection on their regular trash pickup day December 26 - December 31. Please fill black trash containers first and consider placing eligible items with other recyclables in the green recycle containers for collection on regular recycle collection day.
Christmas Tree Curbside Collection
City trash/recycle customers may place their natural Christmas trees at the curb for collection on their regular trash collection day December 29 through January 9. Please do not wrap trees in plastic. Remove all ornaments and lights.
Christmas Tree Drop-off
Date: Saturday, January 10, 2026
Time: 8a.m. - noon
Where: Thornton's Infrastructure Maintenance Center 12450 Washington Street Use the north entrance at 126th Ave. & Ogden St.
Guidelines: Thornton residents may drop off natural Christmas trees for recycling. Proof of residency required. Remove all ornaments and lights. Do not wrap trees in plastic.