Nangamangalam is a village in Arakonam tehsil in district of Vellore, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Nangamangalam was 1,590 which includes 791 males and 799 females. Nangamangalam covers 286.56 ha area. Pincode of Nangamangalam is 631051.