Ilandamangalam is a village in Karaikkudi tehsil in district of Sivaganga, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Ilandamangalam was 821 which includes 397 males and 424 females. Ilandamangalam covers 593.74 ha area. Pincode of Ilandamangalam is 630555.