Army Star

Picatinny Arsenal Army Base

HQ Picatinny Arsenal, US Army Explosive Ordnance Disposal Technology Directorate, Armament Research, Development and Engineering Center, The Program Executive Office for Ammunition, Program Executive Officer for Ground Combat Support, Program Executive Office for Soldier

213 NJ-15, Wharton, NJ 07885

Picatinny Arsenal

Picatinny Arsenal is a United States Army research and manufacturing facility located on 6,400 acres in Jefferson and Rockaway Township, New Jersey. The Arsenal encompasses Picatinny Lake and Lake Denmark in Morris County. The Arsenal is the headquarters of the United States Army Armament Research, Development and Engineering Center. It is known for developing the ubiquitous Picatinny rail, as well as being the Army’s center of expertise for small arms cartridge ammunition.


Picatinny Arsenal is a one-of-a-kind facility that provides virtually all of the lethal mechanisms used in Army weapon systems and other military services. The Arsenal’s mission is to support Army transformation goals. In an effort to streamline the acquisition process and deliver the armaments that soldiers need efficiently and economically, Picatinny Arsenal has established increasingly close partnerships with universities and industry partners, involving them in collaborative efforts early in the research and development process.

Arriving at Picatinny Arsenal

The closest airport is Newark Liberty International Airport located 25.4 miles from base.


Directions from Newark Liberty International Airport

  • From the airport, bear left at main exit to I-78 westbound (follow signs to I-78 westbound).
  • Exit I-78 westbound to Route 24 westbound.
  • Exit Route 24 westbound to I-287 northbound.
  • Exit I-287 northbound to I-80 westbound.
  • Exit I-80 westbound at Exit 34 to Route 15 northbound (Sparta & Picatinny Arsenal).
  • Go through traffic light, bear right to Picatinny Entrance (up small hill) before underpass.
  • Stop at the Visitor Control Building on your left before the guard shack.

All active duty military assigned to Picatinny Arsenal, must contact the Military Personnel Office prior to their arrival date in order to receive assistance with relocation prior to your PCS. Military Personnel, Headquarters Detachment is located in Building 34N. The hours of operation are 8:00 a.m. – 4:30 p.m., Mon – Fri, excluding Federal Holidays. In-processing procedures will take approximately half a work day. Arrive no later than 10:00 a.m. in order to complete the process. Acquisition of housing is not complete until all in-processing station requirements have been met.


Military Personnel, Headquarters Detachment is located in Building 34 North. They can be reached by calling (973) 724-7245

Base Population

There are over 6,354 Active Duty, Guard, Reserve, DOD civilians, military family members, and retirees assigned to Picatinny Arsenal.