In 2002, the villages of Bonavar (بناور), Qarqi (قارقی), and Katuk (کتوک) merged to form the new city of Siminshahr.
Demographics
Population
At the time of the 2006 National Census, the city's population was 13,545 in 2,762 households, when it was in the former Gomishan District of Torkaman County. The following census in 2011 counted 15,539 people in 3,666 households, by which time the district had been separated from the county in the establishment of Gomishan County. Siminshahr and the rural district were transferred to the new Goldasht District. The 2016 census measured the population of the city as 17,205 people in 4,493 households.
12Aref, Mohammad Reza (22 May 2002) [تاریخ تصویب (Approval date) 1381/03/01 (Iranian Jalali calendar)]. ادغام روستاهای بناور، قارقی و کتوک از توابع بخش گمیشان شهرستان ترکمن در استان گلستان با هم و تبدیل به عنوان سیمین شهر[Merging the villages of Bonavar, Qarqi and Katuk from the functions of Gomishan District of Torkaman County in Golestan province and turning them into Siminshahr]. لام تا کام [Lam ta Kam] (in Persian). وزارت کشور [Ministry of the Interior]. کمیسیون سیاسی دفاعی هیأت دولت [Political Defense Commission of the Government Board]. شناسه [ID] 6D3C504B-551A-4684-A64F-0FED2C9B15CF. Archived from the original on 11 December 2025. Retrieved 11 December 2025.
12سرشماري عمومي نفوس و مسكن 1395: استان گلستان[General Population and Housing Census 2016: Golestan Province]. مرکز آمار ایران [Statistical Centre of Iran] (in Persian). Archived from the original(Excel) on 29 March 2019. Retrieved 19 December 2022.
123Davoodi, Parviz (12 April 2009) [تاریخ تصویب (Approval date) 1388/01/23 (Iranian Jalali calendar)]. تصویب نامه درخصوص تقسیمات کشوری در شهرستان ترکمن[Approval letter regarding national divisions in Torkaman County]. لام تا کام [Lam ta Kam] (in Persian). وزارت کشور [Ministry of the Interior]. هیات وزیران [Council of Ministers]. شناسه [ID] 26BAE465-CA23-42EA-A71E-293C9584666F. Archived from the original on 13 February 2024. Retrieved 11 December 2025.
12Mousavi, Mir-Hossein (16 March 1986) [تاریخ تصویب (Approval date) 1364/12/25 (Iranian Jalali calendar)]. ایجاد و تشکیل تعداد 3 دهستان شامل روستاها مزارع و مکانها در شهرستان ترکمن تابعه استان مازندران[Creation and formation of three rural districts including villages, farms and places in Torkaman County under Mazandaran province]. لام تا کام [Lam ta Kam] (in Persian). وزارت کشور [Ministry of the Interior]. هیات وزیران [Council of Ministers]. شناسه [ID] FE95CE0B-8039-4B39-AD19-5A14014C3566. شماره دوره [Course number] 64, شماره جلد [Volume number] 10. Archived from the original on 14 February 2024. Retrieved 11 December 2025.
↑سرشماري عمومي نفوس و مسكن 1385: استان گلستان[General Population and Housing Census 2006: Golestan Province]. مرکز آمار ایران [Statistical Centre of Iran] (in Persian). Archived from the original(Excel) on 20 September 2011. Retrieved 25 September 2022.
↑سرشماري عمومي نفوس و مسكن 1390: استان گلستان[General Population and Housing Census 2011: Golestan Province]. Iran Data Portal—Syracuse University (in Persian). مرکز آمار ایران [Statistical Centre of Iran]. Archived from the original(Excel) on 17 January 2023. Retrieved 19 December 2022.