Yekaterininskoye () is a rural locality (a selo) and the administrative center of Yekaterininsky Selsoviet, Tretyakovsky District, Altai Krai, Russia. The population was 1,111 as of 2013.Численность населения по муниципальным образованиям на 1 января 2011, 2012, 2013 гг. (в том числе по населённым пунктам) по данным текущего учёта There are 10 streets.
Geography Yekaterininskoye is located 18 km south of Staroaleyskoye (the district's administrative centre) by road, on the Aley River. Lopatinka is the nearest rural locality.Расстояние от Екатерининского до Староалейского
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