Lalitpur District , a part of Bagmati Zone, is one of the seventy-five districts of Nepal, a landlocked country of South Asia. The district, with Patan as its district headquarters, covers an area of 385 km² and has a population (2001) of 337,785. It is one of the three districts in the Kathmandu Valley, along with Kathmandu and Bhaktapur. Its population was 466,784 in the initial 2011 census tabulation.