Bolamaranahalli is a village in Krishnarajpet tehsil in district of Mandya, Karnataka, India. As per the data provided by Census of India in 2011, total population of Bolamaranahalli was 912 which includes 447 males and 465 females. Bolamaranahalli covers 270.26 ha area. Pincode of Bolamaranahalli is 571423.