Sakhalin Oblast (Russian: Сахали́нская о́бласть, tr. Sakhalinskaya oblast; IPA: [səxɐˈlʲinskəjə ˈobləsʲtʲ]) is a federal subject of Russia (an oblast) comprising the island of Sakhalin and the Kuril Islands. The oblast has an area of 87,100 square kilometers (33,600 sq mi). Its administrative center and the largest city is Yuzhno-Sakhalinsk. Population: 497,973 (2010 Census).