Amruthur is a village in Kunigal tehsil in district of Tumkur, Karnataka, India. As per the data provided by Census of India in 2011, total population of Amruthur was 4,273 which includes 2,137 males and 2,136 females. Amruthur covers 708.61 ha area. Pincode of Amruthur is 572111.