Mariinsky, Republic of BashkortostanMariinsky is a rural locality in Otradovsky Selsoviet, Sterlitamaksky District, Bashkortostan, Russia. The population was 1,896 as of 2010. There are 23 streets.GeographyMariinsky is located 6 km west of Sterlitamak by road. Sterlitamak is the nearest rural locality.