Ranka Kocha is a village in Saraikela tehsil in district of Saraikela Kharsawan, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Ranka Kocha was 430 which includes 218 males and 212 females. Ranka Kocha covers 159.55 ha area. Pincode of Ranka Kocha is 833220.