I Corps (United States) - Organization

Organization

I Corps is unique among the active US Army corps in that it is composed of a mixture of active duty and US Army Reserve units in 47 of the 50 U.S. States, for a total of around 20,000 active duty and 20,000 army reserve forces.

I Corps, Fort Lewis, Washington

• 7th Infantry Divisionnote 1 (Activated Oct 1st 2012)
  • 2nd Brigade Combat Team, 2nd Infantry Division (Stryker brigade)
  • 3rd Brigade Combat Team, 2nd Infantry Division (Stryker brigade)
  • 4th Brigade Combat Team, 2nd Infantry Division (Stryker brigade)
  • 16th Combat Aviation Brigade
  • 17th Fires Brigade
• 42nd Military Police Brigade
• 62nd Medical Brigade
• 201st Battlefield Surveillance Brigade
• 555th Engineer Brigade
• 593rd Sustainment Brigade

_{note 1: not an operational command; will provide oversight for personnel, equipment, training and readiness for the subordinated brigades.}