Tabas (Persian: طبس‎‎, also Romanized as Ţabas; formerly, Golshan or Gulshan) is a city in and capital of Tabas County, South Khorasan Province, Iran. At the 2006 census, its population was 63,047, in 7,962 families.Tabas is located in central Iran, 950 kilometers southeast of Tehran, in South Khorasan Province. At first, it was part of the greater Khorasan province, but in 2001 it was annexed to Yazd Province.