Garimillahalli is a village in Sidlaghatta tehsil in district of Chikkaballapura, Karnataka, India. As per the data provided by Census of India in 2011, total population of Garimillahalli was 474 which includes 244 males and 230 females. Garimillahalli covers 512.08 ha area. Pincode of Garimillahalli is 562105.