Mahadanapuram is a village in Thiruvidaimarudur tehsil in district of Thanjavur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Mahadanapuram was 1,520 which includes 772 males and 748 females. Mahadanapuram covers 395.29 ha area. Pincode of Mahadanapuram is 612104.