Nallathur is a village in Kallakkurichi tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Nallathur was 3,101 which includes 1,544 males and 1,557 females. Nallathur covers 652 ha area. Pincode of Nallathur is 606202.