Hosamallanahalli 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 Hosamallanahalli was 737 which includes 371 males and 366 females. Hosamallanahalli covers 209.41 ha area. Pincode of Hosamallanahalli is 572125.