Ariyalur is a village in Sankarapuram tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Ariyalur was 3,045 which includes 1,567 males and 1,478 females. Ariyalur covers 499.1 ha area. Pincode of Ariyalur is 605801.