Gonabad (Persian: گناباد‎‎, also Romanized as Gonābād; also known as Gūnābād; formerly Janābaz) is a city in and the capital of Gonabad County, in Razavi Khorasan Province, Iran. At the 2011 census, its population was 36,367, in 10,389 families. Jūymand is an affluent northern district/suburb of Gonabad.It is mostly well-known because of the Gonabadi Dervishes and for its qanats, also known as kareez.