In India, Uttar Pradesh (U.P.) is the state where Muslim population is the largest. According to 2001 census the population of Uttar Pradesh is 16 Crores 61 Lakhs 97 Thousand 9 Hundred and 21 (16,61,97,921) out of which 3 Crores 7 Lakhs 40 Thousand 1 hundred and 58 (3,047,40,158) is the Muslim population. It comes to 18.5% of the total population of the state.