Bachahalli is a village in Gundlupet tehsil in district of Chamarajanagar, Karnataka, India. As per the data provided by Census of India in 2011, total population of Bachahalli was 2,465 which includes 1,251 males and 1,214 females. Bachahalli covers 2997.16 ha area. Pincode of Bachahalli is 571111.