Somanathapura is a village in Channapatna tehsil in district of Ramanagara, Karnataka, India. As per the data provided by Census of India in 2011, total population of Somanathapura was 326 which includes 154 males and 172 females. Somanathapura covers 39.24 ha area. Pincode of Somanathapura is 562138.