Okoneshnikovo is an urban locality situated in the Okoneshnikovsky District of Omsk Oblast, Russia. It serves as a populated settlement within the regional administrative framework of Siberia.
According to census data, the population of the locality has seen a gradual decline over several decades. The 1989 Soviet census recorded a population of 6,158 residents, which decreased to 5,568 by the 2002 census and further declined to 5,205 as of the 2010 census.