Weekly Collection Schedule
Official municipal pickup timing for Diamond Bar
Trash Day
Varies by neighborhood zone
Recycling
Varies by neighborhood zone
Yard Waste
Varies by neighborhood zone
Set Out Time
By 6:00 AM on collection day
Utility Billing & Payments
Manage your local solid waste services
Residential solid waste and recycling services are billed quarterly by the franchised hauler, Valley Vista Services, with trash, recycling, and organics carts all collected once per week on your scheduled day.
Billing Cycle
Quarterly
Accepted Methods
Online, Auto-Pay, Phone, Mail
Pro Tip / Discount
A 15% discount is available for seniors (age 60+) and disabled residents with DMV disability verification. Free roll-out valet service is also available for qualifying disabled residents.
Black Bin (Trash)
All non-recyclable and non-hazardous waste must fit inside the cart with the lid closed. Place carts at the curb by 6:00 a.m. on your collection day with wheels against the curb.
Accepted Items
- ✓Disposable diapers and pet waste
- ✓Styrofoam and packing peanuts
- ✓Palm fronds, bamboo, and ivy
- ✓Window glass and broken ceramics
- ✓Non-recyclable plastics and wrappers
Grey Bin (Recycling)
Items must be clean, dry, and placed loosely in the grey cart. Do not bag your recyclables, as bags interfere with the sorting equipment.
Accepted Items
- ✓Aluminum and steel cans
- ✓Glass bottles and jars
- ✓Clean cardboard and paper
- ✓Plastic bottles, jugs, and tubs
- ✓Magazines and cereal boxes
Do NOT Include
- ✕Plastic bags or shrink wrap
- ✕Food-soiled paper or pizza boxes
- ✕Electronic waste
- ✕Styrofoam
Yard Waste Bin
Yard waste must be placed loose in the green cart. However, all food waste must be placed inside a clear plastic bag and tied securely before being tossed in with the yard trimmings.
Accepted Items
- ✓Grass clippings and leaves
- ✓Tree and shrub trimmings
- ✓Weeds and flower cuttings
- ✓Food scraps (bagged in clear plastic bags)
Bulky Item Pickup
Frequency
Four (4) free pickups per calendar year.
Placement
Place bulky items at the curb by 6:00 a.m. on your regular collection day, ensuring they are clear of vehicles and fire hydrants.
Accepted
- ✓ Mattresses and box springs
- ✓ Couches and large furniture
- ✓ Washers, dryers, stoves, and refrigerators
- ✓ Large exercise equipment
- ✓ Electronic waste
Not Accepted
- ✕ Construction and demolition debris
- ✕ Medical equipment
- ✕ Car parts or tires
- ✕ Oversized/overweight items that cannot be handled by two people
The program is free for single-family residential accounts as long as you do not exceed the four requests or four-item limits per year.
Holiday Schedule
General Rule
If your regular collection day falls on or after an observed holiday, your service will be delayed by one day for the remainder of that week.
Yard Waste Exception
All carts (trash, recycling, and organics) follow the exact same holiday delay schedule.
If a holiday falls on a Saturday or Sunday, there is no service delay and your regular pickup schedule remains unchanged.
Observed Holidays
Seasonal Information
Winter
December - JanuaryValley Vista Services provides free holiday tree collection for two weeks following Christmas Day. Trees will be picked up on your regular collection day. Be sure to remove all ornaments, stands, and tinsel. Flocked trees must be disposed of as trash.
Summer
June - SeptemberWith warmer temperatures, pests and odors can become an issue in your organics cart. VVS recommends storing your clear bags of food scraps in the freezer or refrigerator until the morning of your collection day.
Autumn
October - NovemberDuring heavy fall trimming, remember that standard service allows you to request an additional green organics cart at no extra cost to accommodate extra leaves and yard waste.
Local Tips & Community Info
Valley Vista Services and Residential Collection
Sanitation services for the city of Diamond Bar are managed by Valley Vista Services, the dedicated waste hauler for the community. Staying up-to-date with your designated trash day is vital for keeping neighborhoods pristine and free of clutter. Valley Vista Services utilizes an automated fleet to handle household refuse, recyclables, and green waste efficiently. New homeowners or renters should contact the hauler directly to verify their specific collection day and request their standardized rolling carts.
Sorting Recyclables and Organic Material
In alignment with strict California environmental mandates, Diamond Bar strongly emphasizes proper waste diversion. Households are equipped with specific carts for sorting materials. The recycling bin is reserved for clean paper, cardboard, plastics, and glass, all of which must remain unbagged. The organics cart is explicitly meant for yard trimmings, grass clippings, and food scraps to reduce greenhouse gas emissions at landfills. Keeping cross-contamination out of these bins is essential, as mixed or soiled loads can result in penalties.
Complimentary Bulky Item Pickups
Every single-family and multifamily residence in Diamond Bar is entitled to four free bulky item pickups per calendar year. This exceptionally helpful program allows you to safely dispose of oversized household goods—such as mattresses, old appliances, and heavy furniture—without hauling them to a disposal facility yourself. To utilize this benefit, residents must call Valley Vista Services at least 24 to 48 hours before their regular trash day to schedule the extraction. Any pickups requested beyond the annual limit of four will incur a nominal surcharge.
Holiday Tree Disposal and Extra Refuse Allowances
During major national holidays, typical collection schedules may shift by one day. A major perk for residents happens during the winter season: for two weeks immediately following Christmas Day, locals can place bare holiday trees at the curb for free recycling. Ensure all ornaments, stands, and tinsel are completely removed. Concurrently, Valley Vista Services allows households to place up to three extra bags or boxes of holiday-related refuse next to their carts at no additional charge during this two-week window.
Handling Household Hazardous Waste (HHW)
Dangerous materials like motor oil, wet paint, pesticides, and lithium-ion batteries must never be thrown into standard residential bins due to the risk of fires and environmental contamination. Diamond Bar locals have access to periodic Los Angeles County mobile HHW collection events, which provide a secure drop-off environment for these volatile chemicals and electronic waste. Checking the city’s environmental services calendar will help you locate the nearest upcoming weekend disposal event.
Curbside Placement Etiquette and Clearances
To guarantee that your bins are successfully emptied, proper street placement is mandatory. Carts should be wheeled out early in the morning and placed flat against the curb with the front arrows pointing toward the street. Residents must ensure there is a minimum of three feet of unobstructed space between each container, as well as keeping them far away from parked vehicles, fire hydrants, and mailboxes. This spacing allows the automated mechanical arms of the trucks to grab the bins without causing property damage.
Drop-off Facilities
Valley Vista Services (City of Industry HQ)
17445 E Railroad St, City of Industry, CA 91748
Materials Accepted
Diamond Bar / Walnut Sheriff's Station (Sharps Drop-Off)
21695 Valley Blvd, Walnut, CA 91789
Materials Accepted
Frequently Asked Questions
Who provides residential trash service in Diamond Bar?
As of September 1, 2025, Valley Vista Services (VVS) is the exclusive residential waste and recycling hauler for single-family homes in Diamond Bar. Waste Management (WM) handles commercial accounts.
How do I dispose of old paint and household chemicals in Diamond Bar?
Diamond Bar residential customers are entitled to two free door-to-door Household Hazardous Waste (HHW) pickups per calendar year through Valley Vista Services. You can schedule a pickup for items like paint, cleaners, and automotive fluids to be collected right from your home.
What is the rule for food waste in Diamond Bar?
To comply with SB 1383, all food scraps must be recycled in your green organics cart. Valley Vista Services instructs residents to place food waste inside a clear plastic bag, tie it securely, and place the tied bag into the green cart along with loose yard trimmings.
How many bulky item pickups do I get per year?
Diamond Bar residents receive four free bulky item pickups per year, with a limit of up to four items per pickup. You must contact VVS at least 48 hours before your regular service day to schedule the collection.