At the time of the 2006 National Census, the city's population was 7,633 in 1,725 households, when it was in Mamulan District of Pol-e Dokhtar County. The following census in 2011 counted 7,502 people in 1,993 households. The 2016 census measured the population of the city as 7,656 people in 2,344 households.
In 2023, the district was separated from the county in the establishment of Mamulan County and renamed the Central District, with Mamulan as the new county's capital.
12سرشماري عمومي نفوس و مسكن 1395: استان لرستان[General Population and Housing Census 2016: Lorestan Province]. مرکز آمار ایران [Statistical Centre of Iran] (in Persian). Archived from the original(Excel) on 12 October 2020. Retrieved 5 July 2026.
1234Mokhber, Mohammad (1 February 2023) [۱۴۰۱/۱۱/۱۲ تصویب (Approved 1401/11/12) (Iranian Jalali calendar)]. تصویبنامه در خصوص تقسیمات کشوری استان لرستان[Letter of approval regarding the national divisions of Lorestan province]. پژوهشکده حقوقی شهر دانش [Shahr Danesh Law Research Institute] (in Persian). وزارت کشور [Ministry of the Interior]. هیات وزیران [Council of Ministers]. پیشنهاد شماره ۲۱۵۴۷۲ [Proposal No. 215472]. Archived from the original on 6 June 2023. Retrieved 5 July 2026.
↑Habibi, Hassan (6 August 1995) [تاریخ تصویب (Approval date) 1374.5.15 (Iranian Jalali calendar)]. اصلاحات تقسیماتی در استان لرستان[Divisional reforms in Lorestan province]. مرکز پژوهشهای مجلس شورای اسلامی ایران [Research Center of the Islamic Consultative Assembly of Iran] (in Persian). وزارت کشور [Ministry of the Interior]. کمیسیون سیاسی دفاعی هیأت دولت [Political Defense Commission of the Government Board]. پیشنهاد شماره [Proposal No.] 1.4.42.5226. Archived from the original on 28 September 2015. Retrieved 5 July 2026.
↑Mousavi, Mir-Hossein (1 July 1987) [تاریخ تصویب (Approval date) 1366.04.10 (Iranian Jalali calendar)]. ایجاد و تشکیل 47 دهستان شامل روستاها، مزارع و مکانها در شهرستان خرم آباد تابع استان لرستان[Creation and formation of 47 rural districts including villages, farms and places in Khorramabad County under Lorestan province]. مرکز پژوهشهای مجلس شورای اسلامی ایران [Research Center of the Islamic Consultative Assembly of Iran] (in Persian). وزارت کشور [Ministry of the Interior]. هیات وزیران [Council of Ministers]. پیشنهاد شماره [Proposal No.] 42.1.5.53. Archived from the original on 20 February 2013. Retrieved 5 July 2026.
↑سرشماري عمومي نفوس و مسكن 1385: استان لرستان[General Population and Housing Census 2006: Lorestan Province]. مرکز آمار ایران [Statistical Centre of Iran] (in Persian). Archived from the original(Excel) on 20 September 2011. Retrieved 5 July 2026.
↑سرشماري عمومي نفوس و مسكن 1390: استان لرستان[General Population and Housing Census 2011: Lorestan Province]. Iran Data Portal—Syracuse University (in Persian). Archived from the original(Excel) on 19 January 2023. Retrieved 5 July 2026.