Okha (Russian: Оха́) is a town in Sakhalin Oblast, Russia, located on the east coast of the far north of the Sakhalin Island, approximately 850 kilometers (530 mi) north of Yuzhno-Sakhalinsk, near the shoreline of the Sea of Okhotsk. Population: 23,007 (2010 Census preliminary results); 27,963 (2002 Census); 36,104 (1989 Census).