Mangla was declared as a Cantonment in the year 1968 and its boundaries were declared vide per Govt of Pakistan MoD Notification No.127/1/I/G/SO(C)/ML&C/68/2202-D-5, dated 04.10.1968. Mangla Cantonment is predominantly inhabited by Army, housing the 1 Corps Headquarters and 19 Div Headquarters.
Station Commander was assigned the powers of the Board as Administrator till the constitution of proper Board under section 13 A of the Cantonments Act 1924.
After local government elections in Cantonments in April 2015, first time a proper Board has been constituted.
Mangla Cantonment has been divided into 02 wards