Badavanahalli is a village in Madhugiri tehsil in district of Tumkur, Karnataka, India. As per the data provided by Census of India in 2011, total population of Badavanahalli was 4,332 which includes 2,164 males and 2,168 females. Badavanahalli covers 615.63 ha area. Pincode of Badavanahalli is 572112.