{{Short description|Village in Ardabil province, Iran}}

{{for|other places with the same name|Sain (disambiguation){{!}}Sain}}

{{Use dmy dates|date=January 2023}}

{{Infobox settlement |official_name = Sain |native_name = {{langx|fa|سيين}} |settlement_type = Village |pushpin_map = Iran |mapsize = |subdivision_type = Country |subdivision_name = Iran |subdivision_type1 = Province |subdivision_name1 = Ardabil |subdivision_type2 = County |subdivision_name2 = Sareyn |subdivision_type3 = District |subdivision_name3 = Sabalan |subdivision_type4 = Rural District |subdivision_name4 = Arjestan |leader_title = |leader_name = |established_title = |established_date = |area_total_km2 = |area_footnotes = |population_as_of = 2016 | population_footnotes = <ref name="2016 Ardabil Province"/> |population_total = 947 |population_density_km2 = auto |timezone = IRST |utc_offset = +3:30 |coordinates = {{coord|38|12|12|N|48|01|14|E|dim:1km|display=inline,title}} |coordinates_footnotes = <ref>{{Cite map|author=((OpenStreetMap contributors))|url=https://www.openstreetmap.org/?mlat=38.203333&mlon=48.020556&zoom=15#map=15/38.20333/48.02056|website=OpenStreetMap|title=Sain, Sareyn County|date=28 February 2025|access-date=28 February 2025|lang=fa}}</ref> |elevation_m = |area_code = |website = |footnotes = }}

'''Sain''' ({{langx|fa|سيين}}){{efn|Also romanized as '''Sa’īn'''; also known as '''Sīmīn'''<ref>{{GEOnet3|-3771221|Sa'in}}</ref>}} is a village in Arjestan Rural District<ref name="Sareyn County Establishment"> {{cite web |first=Parviz |last=Davoodi |author-link=Parviz Davoodi |orig-date={{lang|fa|rtl=yes|تاریخ تصویب}} (Approval date) 1388/03/03 (Iranian Jalali calendar) |date=14 May 2009 <!-- Converted 'Approval date' using https://www.iranchamber.com/calendar/converter/iranian_calendar_converter.php --> |script-title=fa:تصویب نامه در خصوص تقسیمات کشوری در استان اردبیل |trans-title=‌Approval regarding national divisions in Ardabil province |url=https://lamtakam.com/law/council_of_ministers/135754 |archive-url=https://web.archive.org/web/20250118165533/https://lamtakam.com/law/council_of_ministers/135754 |archive-date=18 January 2025 |access-date=18 June 2025 |website={{lang|fa|rtl=yes|لام تا کام}} [Lam ta Kam] |publisher={{lang|fa|rtl=yes|‌وزارت کشور}} [Ministry of the Interior] |agency={{lang|fa|rtl=yes|هیات وزیران}} [Council of Ministers] |language=fa |id={{lang|fa|rtl=yes|شناسه}} [ID] 8CA6796D-1A36-4FBB-BF61-6CDD8D649444.}}</ref> of Sabalan District in Sareyn County, Ardabil province, Iran.

==Demographics== ===Population=== At the time of the 2006 National Census, the village's population was 839 in 179 households, when it was in Sabalan Rural District of the former Sareyn District in Ardabil County.<ref name="2006 Ardabil Province"> {{cite web |script-title=fa:سرشماري عمومي نفوس و مسكن 1385 : استان اردبیل |trans-title=General Population and Housing Census 2006: Ardabil Province |language=fa |website={{lang|fa|rtl=yes|مرکز آمار ایران}} [Statistical Centre of Iran] |url=http://www.amar.org.ir/DesktopModules/FTPManager/upload/upload2360/newjkh/newjkh/24.xls |archive-url=https://web.archive.org/web/20110920094514/http://www.amar.org.ir/DesktopModules/FTPManager/upload/upload2360/newjkh/newjkh/24.xls |archive-date=20 September 2011 |format=Excel |access-date=19 June 2025}}</ref> The following census in 2011 counted 979 people in 264 households,<ref name="2011 Ardabil Province"> {{cite web |script-title=fa:سرشماري عمومي نفوس و مسكن 1390 : استان اردبیل |trans-title=General Population and Housing Census 2011: Ardabil Province |language=fa |website=Iran Data Portal—Syracuse University |url=https://irandataportal.syr.edu/wp-content/uploads/Ardabil.xls |archive-url=https://web.archive.org/web/20230115211527/https://irandataportal.syr.edu/wp-content/uploads/Ardabil.xls |archive-date=15 January 2023 |agency={{lang|fa|rtl=yes|مرکز آمار ایران}} [Statistical Centre of Iran] |format=Excel |access-date=19 June 2025}}</ref> by which time the district had been separated from the county in the establishment of Sareyn County. The rural district was transferred to the new Sabalan District, and the village was transferred to Arjestan Rural District created in the district.<ref name="Sareyn County Establishment"/> The 2016 census measured the population of the village as 947 people in 276 households. Sain was the most populous village in its rural district.<ref name="2016 Ardabil Province"> {{cite web |script-title=fa:سرشماري عمومي نفوس و مسكن 1395 : استان اردبیل |trans-title=General Population and Housing Census 2016: Ardabil Province |language=fa |website={{lang|fa|rtl=yes|مرکز آمار ایران}} [Statistical Centre of Iran] |url=https://www.amar.org.ir/Portals/0/census/1395/results/abadi/CN95_HouseholdPopulationVillage_24.xlsx |archive-url=https://web.archive.org/web/20190322123220/https://www.amar.org.ir/Portals/0/census/1395/results/abadi/CN95_HouseholdPopulationVillage_24.xlsx |archive-date=22 March 2019 |format=Excel |access-date=19 June 2025}}</ref>

==See also== {{Portal-inline|Iran}} {{clear}}

== Notes == {{notelist}}

== References == {{reflist}}

{{Authority control}}

{{Ardabil Province|state=collapsed}}

{{Sareyn County|state=collapsed}}

Category:Populated places in Sareyn County

{{Sareyn-geo-stub}}