Nepali Muslims, while mainly Sunni, constitute a heterogeneous group. Their ancestors arrived in Nepal from different parts of South Asia and Tibet during different epochs, and have since lived amidst the numerically dominant Hindus. About 97% of the Muslim community live in the Terai region, while the other 3 re found mainly in the city of Kathmandu and the western hills. The community numbers 971,056, about 3.7% of the total population of Nepal. Districts with large Muslim population include Rautahat (17.2%), Bara (11.9%), and Parsa (17.3%) in the central Terai bordering the state of Bihar, Kapilbastu (16.8%) and Banke (16%) in the western Terai and Sirahi (7%) and Sunsari (10%) and Saptari (10%) eastern Terai.