At the time of the 2006 National Census, the city's population was 27,842 in 7,552 households.[6] The following census in 2011 counted 30,575 people in 8,922 households.[7] The 2016 census measured the population of the city as 34,346 people in 10,744 households.[3]
Near the city of Hadishahr is the ancient site ofKul Tepe Jolfa, dating to the Chalcolithic period (5000–4500 BC). Occupation continued into the late Bronze Age. Pottery shards have been recovered from the Late Chalcolithic, Bronze Age andUrartian periods. The early site belongs to the Early Trans-Caucasian orKura–Araxes culture, which spread through the Caucasus and theUrmia Basin.[8]
^Hadishahr can be found atGEOnet Names Server, atthis link, by opening the Advanced Search box, entering "-3778204" in the "Unique Feature Id" form, and clicking on "Search Database".
^Mousavi, Mir-Hossein (26 October 1983) [تاریخ تصویب (Approval date) 1362/08/04 (Iranian Jalali calendar)].تغییر نام شهر علمدار گرگر تابع شهرستان مرند به هادی شهر و تغییر نام روستاهای کرمشاهلو و پوخلی فیه تابع شهرستان مشکین شهر به کرملو و اسلام آباد [Change of name of Alamdar-e Gargar city under Marand County to Hadishahr and change of names of villages of Karam Shahlu and Pukhli Fiyeh under Meshkin Shahr County to Karamlu and Eslamabad].لام تا کام [Lam ta Kam] (in Persian).وزارت کشور [Ministry of the Interior].هیات وزیران [Council of Ministers].شناسه [ID] 853475EA-9E46-4584-9E35-3DAB60E399B0.شماره دوره [Course number] 62,شماره جلد [Volume number] 7. Archived fromthe original on 11 September 2025. Retrieved11 September 2025.
^سرشماري عمومي نفوس و مسكن 1385 : استان آذربایجان شرقی [General Population and Housing Census 2006: East Azerbaijan Province].مرکز آمار ایران [Statistical Centre of Iran] (in Persian). Archived fromthe original(Excel) on 20 September 2011. Retrieved25 September 2022.
^سرشماري عمومي نفوس و مسكن 1390 : استان آذربایجان شرقی [General Population and Housing Census 2011: East Azerbaijan Province].Iran Data Portal—Syracuse University (in Persian).مرکز آمار ایران [Statistical Centre of Iran]. Archived fromthe original(Excel) on 16 January 2023. Retrieved19 December 2022.