[3] It is a battalion-sized unit with approximately 200 Soldiers[4] spread throughout a Headquarters and Headquarters Company (HHC) and four tactical companies labeled A through D.[5] Activated on September 16, 2012, it is the newest civil affairs battalion in the United States Army.

[6] The 440th Civil Affairs Battalion traces its lineage to the 440th Military Government Company, a reserve unit initially activated in Wenatchee, Washington, on October 1, 1950.

[7] The modern 440th Civil Affairs Battalion was activated on September 16, 2012, at Fort Carson, Colorado.

[7] Regionally oriented to USINDOPACOM,[2] the 440th is focused on Southeast Asia, Oceania, and the Western and Central Pacific areas.

As a civil affairs unit the 440th trains extensively in the systems and cultures of these areas[4] and regularly deploys small teams to locations such as Thailand, Malaysia and the Philippines,[8] working with governments and the local populace of these areas on projects such as civil-military engagement, humanitarian assistance and foreign aid.