Mahadewa Nankar is a village in Shohratgarh tehsil in district of Siddharth Nagar, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Mahadewa Nankar was 1,595 which includes 774 males and 821 females. Mahadewa Nankar covers 112.27 ha area. Pincode of Mahadewa Nankar is N/A.