Ust-Silayka (Russian: Усть-Силайка) is a rural locality (a settlement) in Yukseyevskoye Rural Settlement, Kochyovsky District, Perm Krai, Russia.

Ust-Silayka is located 45 km northwest of Kochyovo (the district's administrative centre) by road.

Serva is the nearest rural locality.

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