Gurgaon district is one of the 21 districts of Haryana state in northern India. Gurgaon city is the administrative headquarters of the district. The population is 1,660,289 which includes revenue tehsils which are now part of Mewat district.It is one of the southern districts of Haryana. On its north, it is bounded by the district of Jhajjar and the Union Territory of Delhi. Faridabad district lies to its east. On its south, lie the districts of Palwal and Mewat. To its west lies Rewari district.