Ruinkut is a village in Goilkera tehsil in district of Pashchimi Singhbhum, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Ruinkut was 774 which includes 372 males and 402 females. Ruinkut covers 382 ha area. Pincode of Ruinkut is 833105.