According to the National Statistics Office, the population of the Mongolia reached 3.384 million persons at the February 2021. 5790 male and 5474 female children were born in 2021. Among those 275 were twins.
| YEAR | MALE | FEMALE | TOTAL BIRTH | TOTAL DEATH | NET POPULATION |
|---|---|---|---|---|---|
| 2022 | 67,874 | 18,095 | 3,459,718 | ||
| 2021 | 1,674,058 | 1,735,881 | 3,409,939 |
||
| 2020 | 1,648,979 | 1,708,563 | 3,357,542 | ||
| 2019 | 1619573 | 1677293 | 3296866 | ||
| 2018 | 1591848 | 1646631 | 3238479 | ||
| 2017 | 1562370 | 1615529 | 3177899 | ||
| 2016 | 1533983 | 1585952 | 3119935 | ||
| 2015 | 1503612 | 1554166 | 3057778 | ||
| 2014 | 1466455 | 1529494 | 2995949 | ||
| 2013 | 1425843 | 1504434 | 2930277 | ||
| 2012 | 1393453 | 1474291 | 2867744 | ||
| 2011 | 1364723 | 1446943 | 2811666 | ||
| 2010 | 1342081 | 1418887 | 2760968 | ||
| 2009 | 1328140 | 1388135 | 2716275 | ||
| 2008 | 1301305 | 1364650 | 2665955 | ||
| 2007 | 1277249 | 1343197 | 2620446 | ||
| 2006 | 1259653 | 1323601 | 2583254 | ||
| 2005 | 1265614 | 1285467 | 2551081 | ||
| 2004 | 1251052 | 1270681 | 2521733 | ||
| 2003 | 1237838 | 1257253 | 2495091 | ||
| 2002 | 1223235 | 1242422 | 2465657 | ||
| 2001 | 1204702 | 1227695 | 2432397 | ||
| 2000 | 1190244 | 1212861 | 2403105 |
