Shahrud (Persian: شاهرود, also Romanized as Shāhrūd, Shahrood, Shahroud, and Shārūd; formerly, Emamshahr (Persian: اِمامشَهر, also Romanized as Emāmshahr) is a city in and capital of Shahrud County, Semnan Province, Iran. At the 2006 census, its population was 126,916, in 35,548 families.