Erayankudy is a village in Kilvelur tehsil in district of Nagapattinam, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Erayankudy was 1,429 which includes 708 males and 721 females. Erayankudy covers 396.9 ha area. Pincode of Erayankudy is 611109.