Chowdagonahalli is a village in Nagamangala tehsil in district of Mandya, Karnataka, India. As per the data provided by Census of India in 2011, total population of Chowdagonahalli was 392 which includes 193 males and 199 females. Chowdagonahalli covers 180.62 ha area. Pincode of Chowdagonahalli is 571432.