Nattarmangalam is a village in Kattumannarkoil tehsil in district of Cuddalore, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Nattarmangalam was 2,151 which includes 1,068 males and 1,083 females. Nattarmangalam covers 700.38 ha area. Pincode of Nattarmangalam is 608301.