Faridabad district (; ) is one of the 21 districts of the Indian state of Haryana with Faridabad city the district headquarters. The Delhi-Mathura National Highway 2 (Shershah Suri Marg) passes through the centre of the district, which occupies an area of and had a population of 2,193,276. This district is part of Gurgaon Division and consists of Faridabad and Ballabhgarh.