 Situated between 23°32 '30 "(right above the tropic of cancer) and 24°35' 0" north latitude and 87°5 '25 "and 88°1' 40" east longitudes, and about 4,545 square kilometres (1,755 sq mi) in area, this district is triangular. River Ajay forms the southern base and the apex of the triangle points north. The river forms the boundary between the districts of Birbhum and Bardhaman. The state of Jharkhand is at the northern and the western border of Birbhum and Murshidabad is at the east.
