Population of Obninsk 2023
113,639
persons
| Year | Male | Female | Total | Change |
| 2012 | 48,323 | 57,399 | 105,722 | +670 (+0.64%) |
| 2011 | 48,043 | 57,009 | 105,052 | +313 (+0.30%) |
| 2010 | 47,906 | 56,833 | 104,739 | -823 (-0.78%) |
| 2009 | 48,299 | 57,263 | 105,562 | +49 (+0.05%) |
| 2008 | 48,347 | 57,166 | 105,513 | +83 (+0.08%) |
| 2007 | 48,379 | 57,051 | 105,430 | +67 (+0.06%) |
| 2006 | 48,402 | 56,961 | 105,363 | +99 (+0.09%) |
| 2004 | 48,450 | 56,814 | 105,264 | — |
Population of Obninsk is 113,639 .
Obninsk (Russian Federation) population data is collected from official population sources and publicly available information resources.
- Population density of Obninsk is 2,642.77 persons/sq.km²
- Male population — 48,323
- Female population — 57,399
Russian Federation cities by inhabitants