Sakhalin Oblast (Russian: Сахали́нская о́бласть, tr. Sahalínskaya óblast', IPA: [səxɐˈlʲinskəjə ˈobləsʲtʲ]) is a federal subject of Russia (an oblast) comprising the island of Sakhalin and the Kuril Islands in the Russian Far East. The oblast has an area of 87,100 square kilometers (33,600 sq mi). Its administrative center and largest city is Yuzhno-Sakhalinsk. As of the 2010 Census, the oblast has a population of 497,973. Besides people from other parts of the former Soviet Union and the Korean Peninsula, the oblast is home to Nivkhs and Ainu, with the latter having lost their language in Sakhalin recently. Sakhalin is rich in natural gas and oil, and is Russia's fourth wealthiest federal subject and wealthiest oblast. It borders Khabarovsk Krai to the west and Kamchatka Krai to the north, along with Hokkaido, Japan to the south.
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