Agathagowdanahalli 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 Agathagowdanahalli was 1,553 which includes 733 males and 820 females. Agathagowdanahalli covers 370.18 ha area. Pincode of Agathagowdanahalli is 571109.