Bommanayakanahalli is a village in Krishnarajpet tehsil in district of Mandya, Karnataka, India. As per the data provided by Census of India in 2011, total population of Bommanayakanahalli was 324 which includes 149 males and 175 females. Bommanayakanahalli covers 105.25 ha area. Pincode of Bommanayakanahalli is 571426.