Chottanahalli 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 Chottanahalli was 239 which includes 123 males and 116 females. Chottanahalli covers 273.83 ha area. Pincode of Chottanahalli is 571436.