Kirensk (Russian: Киренск; IPA: [ˈkʲirʲɪnsk]) is a town in Irkutsk Oblast, Russia, located at the confluence of the Kirenga and the Lena Rivers, 710 kilometers (440 mi) north of Irkutsk, 240 kilometers (150 mi) north-northwest of the northern tip of Lake Baikal, and 170 kilometers (110 mi) northeast of Ust-Kut. Population: 12,652 (2010 Census preliminary results); 13,712 (2002 Census); 16,137 (1989 Census).