Chanchi Kalna 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 Chanchi Kalna was 998 which includes 536 males and 462 females. Chanchi Kalna covers 156.44 ha area. Pincode of Chanchi Kalna is N/A.