[2] The tehsil of Gujar Khan was described in the Imperial Gazetteer of India, compiled during the first decade of the twentieth century, as follows:[3] "Southern tahsil of Rawalpindi District, Punjab, lying between 33°4′ and 33°26′ N. and 72°56′ and 73°37′ E., with an area of 567 square miles.

It is bounded on the east by the Jhelum river, which cuts it off from Kashmir territory.

Except for a low ridge of sandstone hills along the Jhelum, the tehsil consists of a plain intersected by numerous ravines.

During the period of British rule, Gujar Khan Tehsil increased in population and importance.

The tehsil of Gujar Khan is administratively subdivided into 36 Union Councils, these are: