Alwarkarkulam is a village in Srivaikuntam tehsil in district of Thoothukkudi, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Alwarkarkulam was 1,902 which includes 966 males and 936 females. Alwarkarkulam covers 411.6 ha area. Pincode of Alwarkarkulam is 628619.