Periyakothur is a village in Needamangalam tehsil in district of Thiruvarur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Periyakothur was 824 which includes 417 males and 407 females. Periyakothur covers 293.58 ha area. Pincode of Periyakothur is 610206.