Thirumangalagudi 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 Thirumangalagudi was 7,356 which includes 3,587 males and 3,769 females. Thirumangalagudi covers 395.15 ha area. Pincode of Thirumangalagudi is 612102.