Aithanahalli is a village in Piriyapatna tehsil in district of Mysore, Karnataka, India. As per the data provided by Census of India in 2011, total population of Aithanahalli was 1,271 which includes 653 males and 618 females. Aithanahalli covers 525.45 ha area. Pincode of Aithanahalli is 571108.