Chak Fulwar 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 Chak Fulwar was 180 which includes 92 males and 88 females. Chak Fulwar covers 15.94 ha area. Pincode of Chak Fulwar is 231208.