Dorahar 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 Dorahar was 4,315 which includes 2,225 males and 2,090 females. Dorahar covers 365.07 ha area. Pincode of Dorahar is 231223.