Kusmi Mafi is a village in Mehdawal tehsil in district of Sant Kabir Nagar, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Kusmi Mafi was 1,427 which includes 720 males and 707 females. Kusmi Mafi covers 44.76 ha area. Pincode of Kusmi Mafi is N/A.