Kondarajanahalli is a village in Malur tehsil in district of Kolar, Karnataka, India. As per the data provided by Census of India in 2011, total population of Kondarajanahalli was 30 which includes 18 males and 12 females. Kondarajanahalli covers 30.8 ha area. Pincode of Kondarajanahalli is 563137.