Perumalkoil is a village in Papanasam tehsil in district of Thanjavur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Perumalkoil was 1,667 which includes 822 males and 845 females. Perumalkoil covers 215.96 ha area. Pincode of Perumalkoil is 614202.