Thayamangalam is a village in Ilayangudi tehsil in district of Sivaganga, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Thayamangalam was 1,887 which includes 941 males and 946 females. Thayamangalam covers 479.14 ha area. Pincode of Thayamangalam is 630709.