Gudemaranahalli 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 Gudemaranahalli was 3,092 which includes 1,560 males and 1,532 females. Gudemaranahalli covers 504.69 ha area. Pincode of Gudemaranahalli is 562127.