Chhapaka is a village in Robertsganj tehsil in district of Sonbhadra, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Chhapaka was 1,254 which includes 675 males and 579 females. Chhapaka covers 20.27 ha area. Pincode of Chhapaka is N/A.