Qalat, sometimes spelled as Kalat, and historically referred to as Qalāti Khaljī or Qalat-i Ghilzai, is a city in southern Afghanistan that serves as the capital of Zabul Province. It is linked by Highway 1 with Kandahar to the southwest and Ghazni to the northeast. The city had 5,462 dwellings in 2014, with an estimated population of approximately 49,158 people. Qalat is divided by at least 4 police districts with land area of 4,820 hectares.