The township of Ali Abad is situated in south of GOLESTAN province and is limited by Semnan province in the south, Gonbad Kavoos at the north and Gorgan at the north and west. Ali Abad is at a distance of 45 km. from Gorgan and 420 km. from Tehran.
Its climate is a Caspian type or Khazari in the foothills and plains and in the heights and mountains is a mountainous temperate type with cold, long winters and moderate summers. In the past Ali Abad was a village of Katoul in the northeastern Alborz.
This village was given due attention because of Ali Mohammad Khan settlement in the original Mazandaran - Mashad route and the fertility of the earth. It expanded and was named Ali Abad.The forest park of Kaboodwall is near this town.