Kolbonga is a village in Manoharpur tehsil in district of Pashchimi Singhbhum, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Kolbonga was 421 which includes 207 males and 214 females. Kolbonga covers 171 ha area. Pincode of Kolbonga is 833106.