Hasanganj is a village and tehsil headquarters in Unnao district of Uttar Pradesh, India. It is located near Mohan, at a road junction leading to Miyanganj and . As of 2011, its population is 4,658, in 818 households. Hasanganj hosts two fairs: the Jal Bihar cattle fair on Bhadra Badi 2-4, and the fair on Bhadra Sudi 3. At both events, vendors bring sweets, clay toys, and articles of daily use to sell. Hasanganj also holds a market on Tuesdays and Fridays where grain and vegetables are sold.