Lakartanga is a village in Karma Tanr Vidyasagar tehsil in district of Jamtara, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Lakartanga was 46 which includes 20 males and 26 females. Lakartanga covers 14.35 ha area. Pincode of Lakartanga is 815352.