Troitsk () is a rural locality (a selo), the only inhabited locality, and the administrative center of Troitsky Rural Okrug of Olyokminsky District in the Sakha Republic, Russia, located from Olyokminsk, the administrative center of the district. Its population as of the 2010 Census was 353,This figure is given for Troitsky Rural Settlement, a municipal formation of Olyokminsky Municipal District. According to Law #173-Z 353-III, Troitsk is the only inhabited locality on the territory of this municipal formation. of whom 187 were male and 166 female, down from 388 as recorded during the 2002 Census.Registry of the Administrative-Territorial Divisions of the Sakha Republic
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Sources Official website of the Sakha Republic. Registry of the Administrative-Territorial Divisions of the Sakha Republic. Olyokminsky District.