Poronaysky District () is an administrative district (raion) of Sakhalin Oblast, Russia; one of the seventeen in the oblast.Law #25-ZO As a municipal division, it is incorporated as Poronaysky Urban Okrug.Law #524 It is located in the eastern central part of the Island of Sakhalin. The area of the district is . Its administrative center is the town of Poronaysk. Population (excluding the administrative center):

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