Tirusulam is a census town in Chengalpattu district falling within the Chennai metropolitan area,adjoining the Chennai International Airport, with the cargo terminal located at the adjacent Meenambakkam.

Chengalpattu District is one of the 38 districts of Tamil Nadu, in India. The district headquarters is located at Chengalpattu. Chengalpattu district came into existence on 29 November 2019 when it was carved out of Kanchipuram district after the announcement about the bifurcation of districts on 18 July 2019.