Alathur is a village in Pattukkottai tehsil in district of Thanjavur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Alathur was 4,733 which includes 2,163 males and 2,570 females. Alathur covers 340.8 ha area. Pincode of Alathur is 614901.