With a population of 140,000 Kargil is the only Muslim majority district in Ladakh. Of total population, 85% are Muslim, of which 73% follow Shia Islam. Most of the district's Muslims are found in Kargil town, Drass, Wakha and the lower Suru valley. The remainder 14% are followers of Tibetan Buddhism and Bön, mostly found in Zanskar with small populations in the upper Suru valley (Rangdum) and around Shergol and Mulbekh. Another 1% of the population follow Hinduism and Sikhism.
Much of Kargil population is inhabited by the Burig and Balti people of Tibetan origin (converting from Buddhism to Islam in the 16th Century) and have intermingled with the Dard, Mon and other Aryan people. The mainly Muslim Dards inhabit the valley of Drass and speak Shina, a small number of Buddhist Dard, known as Brokpa, inhabit the Dha-Hanu region near the Lamayuru monastery. Some Arghons are also settled in Kargil Town. Of late, immigrants from Kashmir and Hindus Jammu have come to settle in Kargil.