Sinsk (; , Siine) is a rural locality (a selo), the only inhabited locality, and the administrative center of Sinsky Rural Okrug of Khangalassky District in the Sakha Republic, Russia, located from Pokrovsk, the administrative center of the district.Registry of the Administrative-Territorial Divisions of the Sakha Republic Its population as of the 2010 Census was 976,This figure is given for Sinsky Rural Settlement, a municipal formation of Khangalassky Municipal District. According to Law #173-Z 353-III, Sinsk is the only inhabited locality on the territory of this municipal formation. up from 975 recorded during the 2002 Census.

References Notes

Sources Official website of the Sakha Republic. Registry of the Administrative-Territorial Divisions of the Sakha Republic. Khangalassky District.