Chak Chapki 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 Chapki was 2,286 which includes 1,186 males and 1,100 females. Chak Chapki covers 786.84 ha area. Pincode of Chak Chapki is 231223.