Kumhardaga is a village in Gola tehsil in district of Ramgarh, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Kumhardaga was 3,116 which includes 1,574 males and 1,542 females. Kumhardaga covers 727.7 ha area. Pincode of Kumhardaga is 829110.