Ilaiyalur is a village in Tharangambadi tehsil in district of Nagapattinam, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Ilaiyalur was 5,883 which includes 2,696 males and 3,187 females. Ilaiyalur covers 358.68 ha area. Pincode of Ilaiyalur is 609314.