Rayamakalahalli is a village in Gauribidanur tehsil in district of Chikkaballapura, Karnataka, India. As per the data provided by Census of India in 2011, total population of Rayamakalahalli was 115 which includes 49 males and 66 females. Rayamakalahalli covers 65.91 ha area. Pincode of Rayamakalahalli is 561211.