What Ada County itself runs: 2 landfills, sites and programs covering 12 items. If your town doesn’t have its own page, these are usually the places to start.
Checked October 26, 2026 · Call before you go · How we check
Ada County's landfill at 10300 N Seamans Gulch Rd., Boise, ID 83714 (the Census geocoder could not match this address, so it is recorded as a county program). Open Mon–Fri 7 a.m.–6 p.m. and Sat 8 a.m.–6 p.m. Only waste generated in Ada County is accepted. Its Recovery & Diversion Area takes household cardboard, scrap metal, tires and e-waste; mattresses go to the landfill.
Ada County Household Hazardous Waste program (landfill facility and mobile collection sites)
Free household hazardous waste drop-off for Ada County residents: the HHW Facility at the Ada County Landfill, 10300 N. Seamans Gulch Rd, Boise (Fridays and Saturdays, 8 a.m.–6 p.m.), and mobile collection sites around the county most Mondays–Thursdays, noon–7 p.m. Mobile sites take up to 25 gallons or 25 items. Takes paint, batteries (not alkaline), TVs, computers and other e-waste.
Only waste generated in Ada County is accepted at the Ada County Landfill. Checked October 26, 2026.
The landfill takes applications for commercial accounts. Checked October 26, 2026.
General trash disposal costs a $15 minimum (up to 1,035 lbs.), then a per-ton rate ($34/ton from October 1, 2026). Checked October 26, 2026.
Clean household cardboard can be dropped off free if no other trash is deposited; commercial cardboard is not accepted. Checked October 26, 2026.
Tires cost $5.25 each from October 1, 2026 (previously $5); tire-only loads pay only the tire fee, and more than 12 tires need prior authorization. Checked October 26, 2026.
Refrigerated appliances cost $25.75 per unit from October 1, 2026, because of refrigerant handling. Checked October 26, 2026.
The Recovery & Diversion Area takes e-waste, including TVs, monitors, printers, microwaves and phones. Checked October 26, 2026.
The Recovery & Diversion Area takes scrap metal such as appliances, grills and anything mostly metal (refrigerated items carry a fee). Checked October 26, 2026.
Printers, microwaves and computers should go straight to the Diversion and Recovery Area, free of charge. Checked October 26, 2026.
There is no charge for household hazardous waste at the landfill HHW facility or the mobile collection sites. Checked October 26, 2026.
The program is for all Ada County residents, with no fee for households; qualifying very small quantity generator businesses pay a fee by appointment. Checked October 26, 2026.
Very small quantity generator businesses may use the program for a fee, by appointment, on Fridays at the landfill facility. Checked October 26, 2026.
Ada County household hazardous waste includes rechargeable batteries and e-waste. Checked October 26, 2026.
Mobile sites take up to 25 gallons or 25 items; larger loads go to the landfill facility. Checked October 26, 2026.
Mattresses can be landfilled but not recycled; metal frames go to the scrap pile, and 10 or more mattresses may incur the Hard-to-Handle rate. Checked October 26, 2026.
Depositing 10 or more mattresses may incur the Hard-to-Handle rate. Checked October 26, 2026.
Latex and oil-based paints and stains are accepted, up to 25 gallons. Checked October 26, 2026.
All battery types except alkaline are accepted; alkaline batteries go in the trash. Checked October 26, 2026.
Flat-screen TVs of any size and TVs under 27 inches (limit 2) are accepted; console, rear-projection and over-27-inch TVs must go to the Ada County Landfill Recovery and Diversion Area. Checked October 26, 2026.
Console, rear-projection and over-27-inch TVs are not accepted at mobile sites. Checked October 26, 2026.
Computer equipment such as laptops, hard drives and monitors is accepted (limit 3). Checked October 26, 2026.
Countertop microwaves are accepted; over-the-range microwaves must go to the landfill Recovery and Diversion area. Checked October 26, 2026.
Audio/visual equipment (DVD players, VCRs, camcorders, cameras, radios) and cell phones are accepted. Checked October 26, 2026.
“Checked” means we read the official page on that date. Things can change, so call before you go.