Tangail is a
district (
zilla) in the central region of
Bangladesh. It is the largest district of
Dhaka division by area and second largest by population (after
Dhaka district). The population of Tangail zilla is about 3.6 million and its area is 3,375 km². The main city of Tangail District is
Tangail. It is surrounded by the several districts, such as
Jamalpur district on the north, the
Dhaka and
Manikganj districts on the south, the
Mymensingh and
Gazipur on the east, and the
Sirajganj on the west. The main rivers that cross the Tangail district are the
Jamuna,
Dhaleshwari,
Jhenai,
Bangshi,
Louhajang, Langulia, Elongjani, Jugni,Pungli, Fotikjani and the
Turag.