Kotgaon is a village in Mariahu tehsil in district of Jaunpur, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Kotgaon was 4,000 which includes 1,994 males and 2,006 females. Kotgaon covers 417.76 ha area. Pincode of Kotgaon is 222203.