Bandaboyanahalli 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 Bandaboyanahalli was 260 which includes 135 males and 125 females. Bandaboyanahalli covers 110.28 ha area. Pincode of Bandaboyanahalli is 571426.