According to a 2023 census of Pakistan, the religious breakdown of the city is as follows:[5] Muslim (96.53%), Christian (2.21%), Hindu (1.12%), Ahmadis (0.0%) and other (0.14%).
Britain's competition with imperial Russia during the Great Game also heightened the need for a modern port near Central Asia, and so Karachi prospered as a major centre of commerce and industry during the Raj, attracting communities of: Africans, Arabs, Armenians, Catholics from Goa, Jewish, Lebanese, Malays, Konkani people from Maharashtra, Kuchhi from Kuchh, Gujarat in India, and Zoroastrians[7] (also known as Parsees) - in addition to the large number of British businessmen and colonial administrators who established the city's poshest locales, such as Clifton.
At the time of independence, the population of the city of Karachi was 51.1% Hindu, 42.3% Muslim, with the remaining 7% primarily Christians (both British and native), Sikhs, Jains, with a small number of Jews.
[28] The majority of Pakistani Shia Muslims belong to the Ithnā‘Ashariyyah Islamic law school, with significant minority groups who practice Ismailism, which is composed of Nizari (Aga Khanis), Mustaali, Dawoodi Bohra, Sulaymani, and others.
In Civil Lines, the Sant Satram Dham functions on School Road near Karachi Cantonment Station.
However, despite most Hindus having left Karachi, a large number of streets continue to bear Hindu names, particularly in Aram Bagh, Mithadar, and Ramswamy.