Panipat district is one of the 21 districts of Haryana in north India. The historical town of Panipat is the administrative headquarters of the district. The district occupies an area of 1268 km², making it the 19th largest in the state, just above Gurgaon and Panchkula.

Panipat district was carved out from the erstwhile Karnal district on 1 November 1989. On 24 July 1991 it was again merged with Karnal district. On 1 January 1992 it again became a separate district.

According to the 2011 census Panipat district has a population of 1,205,437 roughly equal to the nation of Bahrain or the US state of New Hampshire.This gives it a ranking of 396th in India (out of a total of 640).The district has a population density of 951 inhabitants per square kilometre (2,460/sq mi).Its population growth rate over the decade 2001-2011 was 24.60%.Panipat has a sex ratio of 864 females for every 1000 males, and a literacy rate of 75.94%.