Khadki Cantonment is one of the oldest Cantonments in India, having its own place in history. On 5th November 1817, the battle of Khadki (Khadki) was fought between the Marathas and the British on the ground covering the present day town. It was established in the year 1817. Khadki Cantonment covers an area of 3275.49 acres or 13.25 sq. km of land. In 1939, when the Second World War began, Khadki was called the Home of Ordnance since both the Khadki Arsenal and the I.A.O.C. School were located here.

Khadki Cantonment has a varied mix of important units and establishments, like, BEG and Centre, CAFVD, 512 Army Base Workshop, College of Military Engineering, an Ammunition Factory and a High Explosives Factory. New AU & RC, which is Archival Unit of Defence Estates, Southern Command is under construction.

Khadki is a Class I Cantonment (Population 70399) located at a height of 559.91 M. above the sea level having a moderate climate.