Aivarnadu is a village in Sulya tehsil in district of Dakshina Kannada, Karnataka, India. As per the data provided by Census of India in 2011, total population of Aivarnadu was 4,814 which includes 2,408 males and 2,406 females. Aivarnadu covers 2782.28 ha area. Pincode of Aivarnadu is 574239.