Rajakhar 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 Rajakhar was 4,693 which includes 2,432 males and 2,261 females. Rajakhar covers 1116.58 ha area. Pincode of Rajakhar is 231208.