Ashanahar is a village in Dudhi tehsil in district of Sonbhadra, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Ashanahar was 2,043 which includes 1,023 males and 1,020 females. Ashanahar covers 539.44 ha area. Pincode of Ashanahar is 231223.