Kostroma Oblast (Russian: Костромска́я о́бласть, Kostromskaya oblast) is a federal subject of Russia (an oblast). Its administrative center is the city of Kostroma. Population: 667,562 (2010 Census).
Major historic towns include Kostroma, Sharya, Nerekhta, Galich, Soligalich, and Makaryev. Textile industries have been developed there since the early 18th century. The oblast was detached from Yaroslavl Oblast in 1944.
The Governor of the oblast was Viktor Shershunov from 1997 until his death in a car crash on September 20, 2007. From 2007 the Governor was Igor Slyunyayev. As of 2012, Sergey Sitnikov is the Governor.
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