Karekyathanahalli is a village in Sira tehsil in district of Tumkur, Karnataka, India. As per the data provided by Census of India in 2011, total population of Karekyathanahalli was 586 which includes 285 males and 301 females. Karekyathanahalli covers 193.93 ha area. Pincode of Karekyathanahalli is 572113.