Byadarahalli is a village in Koratagere tehsil in district of Tumkur, Karnataka, India. As per the data provided by Census of India in 2011, total population of Byadarahalli was 140 which includes 70 males and 70 females. Byadarahalli covers 170.38 ha area. Pincode of Byadarahalli is 572121.