Nallamangalam is a village in Rajapalayam tehsil in district of Virudhunagar, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Nallamangalam was 3,962 which includes 2,021 males and 1,941 females. Nallamangalam covers 184.13 ha area. Pincode of Nallamangalam is 626121.