Nalamachanahalli is a village in Chintamani tehsil in district of Chikkaballapura, Karnataka, India. As per the data provided by Census of India in 2011, total population of Nalamachanahalli was 427 which includes 217 males and 210 females. Nalamachanahalli covers 266.34 ha area. Pincode of Nalamachanahalli is 563125.