Arasapattu is a village in Orathanadu tehsil in district of Thanjavur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Arasapattu was 2,866 which includes 1,413 males and 1,453 females. Arasapattu covers 476.29 ha area. Pincode of Arasapattu is 614019.