Kasur District is one of the districts in the province of Punjab, Pakistan. It came into existence on 1 July 1976. Earlier it was part of Lahore District.The district capital is Kasur city, the birth city of the Sufi poet Bulleh Shah, well known in that region as well as in the whole of Pakistan. The total area of the district is 3,995 square kilometres. In 997 CE, Sultan Mahmud Ghaznavi, took over the Ghaznavid dynasty empire established by his father, Sultan Sebuktegin. In 1005 he conquered the Shahis in Kabul in 1005 and followed it by the conquests of northern Punjab region. The Delhi Sultanate and later Mughal Empire ruled the region.
The Punjab region became predominantly Muslim due to so called missionary Sufi Saints and their swords the landscape of Punjab region.Under Mughal rule, the city flourished and was notable for commerce and trade. After the decline of the Mughal Empire, the Sikh invaded and occupied Kasur District.Under the British Raj, the irrigation canals were built that irrigated large areas of the Kasur District.The predominantly Muslim population supported Muslim League and Pakistan Movement. After the independence of Pakistan in 1947, the minority Hindus and Sikhs were forced to migrate to India while the Muslim refugees Muhajir people from India settled in the Kasur District.