Sadamaranahalli is a village in Magadi tehsil in district of Ramanagara, Karnataka, India. As per the data provided by Census of India in 2011, total population of Sadamaranahalli was 208 which includes 107 males and 101 females. Sadamaranahalli covers 250.09 ha area. Pincode of Sadamaranahalli is 562120.