Ramadevanahalli is a village in Dod Ballapur tehsil in district of Bangalore Rural, Karnataka, India. As per the data provided by Census of India in 2011, total population of Ramadevanahalli was 893 which includes 445 males and 448 females. Ramadevanahalli covers 401.75 ha area. Pincode of Ramadevanahalli is 561203.