Sathiyamangalam 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 Sathiyamangalam was 3,438 which includes 1,711 males and 1,727 females. Sathiyamangalam covers 638.97 ha area. Pincode of Sathiyamangalam is 614203.