Aligoudarz (Persian: اليگودرز‎‎, also Romanized as Alīgūdarz, Aligoodarz; also known as ‘Ali Gudār) is a city in and capital of Aligudarz County, Lorestan Province, Iran. At the 2006 census, its population was 78,690, in 18,115 families.Aligudarz is located 503 km from Tehran and situated in a region which is a mixture of plain and foothill, thus enjoying a mountainous mild climate. Oshtorankuh Mountain range and Aligudarz River are situated here.