Kamu Dumaria is a village in Jama tehsil in district of Dumka, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Kamu Dumaria was 542 which includes 268 males and 274 females. Kamu Dumaria covers 165.17 ha area. Pincode of Kamu Dumaria is 814146.