Athamangalam is a village in Polur tehsil in district of Tiruvannamalai, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Athamangalam was 4,062 which includes 2,033 males and 2,029 females. Athamangalam covers 202.58 ha area. Pincode of Athamangalam is 606901.