Alkaline batteries, (dry cell) , AAA, AA, A, C, D & 9 volt are to be placed in the garbage with your regular household refuse due to the fact that mercury levels have been significantly reduced and fall within DEP standards.
Rechargeable (including watch, cell phone)
Batteries less than 2 lbs. can be disposed of at locations such as Ewing Recreation Building, Radio Shack, Lowe’s, Home Depot, Sears. Look for the drop off container. The MCIA also supplies a Rechargeable Battery Drop-off Location list.
Car & Boat (wet cell) batteries
Mercer County Household Chemical Waste Disposal Days
Mercer County Improvement Authority
The MCIA will accept batteries at their Hazardous Waste Disposal Days that are held three times each year. See their Household Hazardous Waste and E-Waste page which will contain a link to the dates for each year. Drop off is at:
The John T. Dempster Fire School / Bakers Basin
Lawrence Station Rd
Lawrence Twp, NJ 08648
*limited to Mercer County residents | Proof of residency is required | Accepts car batteries.
3504 Brunswick Pike
Princeton, NJ 08540
Hours: Mon-Sat 6 Am – 9 Pm | Sun 8 Am – 7 Pm
All Lowes stores also participate in a free battery recycling program for batteries that you cannot include in your curbside pickup. There is a collection bin at the front of each store.
1621 N Olden Ave
Ewing Township, NJ 08638
Hours: Mon-Sat: 6:00am – 9:00pm | Sun: 8:00am – 7:00pm
All Home Depot stores accept batteries for free recycling through their Eco-Options program. There is an orange collection bin at the front of each store.