Mahasui is a village in Misrikh tehsil in district of Sitapur, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Mahasui was 2,800 which includes 1,451 males and 1,349 females. Mahasui covers 372.95 ha area. Pincode of Mahasui is N/A.