Malamachanahalli 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 Malamachanahalli was 2,098 which includes 1,060 males and 1,038 females. Malamachanahalli covers 654.08 ha area. Pincode of Malamachanahalli is 562102.