Zavitinsk is a town located in the Amur Oblast of Russia. It serves as the administrative center of the Zavitinsky District.
According to census data, the population of the town has fluctuated over recent decades. The 1989 Soviet census recorded a population of 21,838, which decreased to 14,248 by the 2002 census and further declined to 11,481 as of the 2010 census.