| 年份 | 粗出生率 | 粗死亡率 | 自然增长率 |
|---|---|---|---|
| 1960 | 49.0 | 23.1 | 26.0 |
| 1961 | 48.0 | 22.3 | 25.7 |
| 1962 | 47.4 | 22.2 | 25.2 |
| 1963 | 46.6 | 20.9 | 25.7 |
| 1964 | 45.9 | 20.2 | 25.7 |
| 1965 | 45.5 | 19.6 | 25.9 |
| 1966 | 45.1 | 18.9 | 26.2 |
| 1967 | 44.9 | 18.4 | 26.6 |
| 1968 | 44.5 | 18.1 | 26.4 |
| 1969 | 44.2 | 17.2 | 27.0 |
| 1970 | 43.2 | 16.5 | 26.8 |
| 1971 | 42.4 | 15.7 | 26.7 |
| 1972 | 41.1 | 15.1 | 26.0 |
| 1973 | 40.6 | 14.2 | 26.4 |
| 1974 | 40.6 | 13.6 | 27.0 |
| 1975 | 40.8 | 13.0 | 27.8 |
| 1976 | 41.8 | 12.5 | 29.3 |
| 1977 | 42.3 | 12.1 | 30.2 |
| 1978 | 43.1 | 12.4 | 30.7 |
| 1979 | 44.2 | 11.0 | 33.2 |
| 1980 | 44.4 | 11.0 | 33.4 |
| 1981 | 44.1 | 11.6 | 32.4 |
| 1982 | 44.4 | 11.0 | 33.4 |
| 1983 | 43.9 | 10.4 | 33.5 |
| 1984 | 43.1 | 9.2 | 33.9 |
| 1985 | 41.8 | 8.8 | 33.0 |
| 1986 | 40.0 | 8.4 | 31.7 |
| 1987 | 37.9 | 8.1 | 29.9 |
| 1988 | 36.0 | 7.7 | 28.3 |
| 1989 | 34.1 | 6.7 | 27.4 |
| 1990 | 32.5 | 7.2 | 25.3 |
| 1991 | 30.9 | 6.2 | 24.7 |
| 1992 | 28.5 | 6.0 | 22.5 |
| 1993 | 26.1 | 5.8 | 20.3 |
| 1994 | 22.8 | 5.7 | 17.1 |
| 1995 | 20.4 | 5.5 | 14.9 |
| 1996 | 18.6 | 5.4 | 13.2 |
| 1997 | 17.3 | 5.4 | 12.0 |
| 1998 | 16.8 | 5.3 | 11.5 |
| 1999 | 16.6 | 5.2 | 11.4 |
| 2000 | 16.4 | 5.2 | 11.2 |
| 2001 | 16.3 | 5.2 | 11.1 |
| 2002 | 16.1 | 5.1 | 11.0 |
| 2003 | 16.0 | 5.5 | 10.5 |
| 2004 | 16.1 | 5.0 | 11.1 |
| 2005 | 16.2 | 5.0 | 11.2 |
| 2006 | 16.5 | 4.9 | 11.6 |
| 2007 | 16.9 | 4.8 | 12.1 |
| 2008 | 17.3 | 5.0 | 12.2 |
| 2009 | 17.5 | 5.1 | 12.4 |
| 2010 | 17.8 | 5.1 | 12.6 |
| 2011 | 18.2 | 5.0 | 13.2 |
| 2012 | 18.9 | 4.9 | 14.0 |
| 2013 | 19.4 | 4.9 | 14.5 |
| 2014 | 19.8 | 4.9 | 14.9 |
| 2015 | 19.4 | 4.8 | 14.6 |
| 2016 | 19.0 | 4.7 | 14.3 |
| 2017 | 18.6 | 4.7 | 13.9 |
| 2018 | 17.2 | 4.7 | 12.5 |
| 2019 | 15.1 | 4.9 | 10.2 |
| 2020 | 14.2 | 5.6 | 8.7 |
| 2021 | 13.7 | 6.4 | 7.3 |
2021年，伊朗人口粗出生率为13.7‰，粗死亡率为6.4‰，自然增长率为7.3‰。
