Arechakanahalli is a village in Maddur tehsil in district of Mandya, Karnataka, India. As per the data provided by Census of India in 2011, total population of Arechakanahalli was 1,122 which includes 561 males and 561 females. Arechakanahalli covers 230.07 ha area. Pincode of Arechakanahalli is 571422.