Fertility & birth rates in Iran and Kiribati

Fertility rate in Iran vs Kiribati chart

According to the latest available data on birth rates, the fertility rate in Iran was 1.7 children per woman in 2023, compared to 3.15 in Kiribati in 2023. The replacement level is considered to be 2.1 children per woman.

Check Iran vs Kiribati population clock for a dynamic visualization of the changing population.

The chart below showcases historical changes in the birth rates.

Table

Year	Fertility rate
	Iran	Kiribati
1960	7.52	6.44
1961	7.46	6.48
1962	7.4	6.42
1963	7.32	6.35
1964	7.24	6.29
1965	7.22	6.26
1966	7.21	6.23
1967	7.19	6.11
1968	7.12	5.98
1969	7.01	5.85
1970	6.8	5.71
1971	6.55	5.55
1972	6.26	5.37
1973	6.06	5.2
1974	5.97	5.09
1975	5.95	5.02
1976	6.07	4.96
1977	6.18	4.96
1978	6.34	4.97
1979	6.55	4.97
1980	6.63	4.96
1981	6.62	4.96
1982	6.59	4.95
1983	6.53	4.91
1984	6.43	4.91
1985	6.24	4.91
1986	6.01	4.87
1987	5.72	4.81
1988	5.43	4.73
1989	5.17	4.69
1990	4.93	4.67
1991	4.57	4.64
1992	4.1	4.57
1993	3.67	4.49
1994	3.24	4.44
1995	2.85	4.42
1996	2.54	4.43
1997	2.32	4.37
1998	2.19	4.29
1999	2.09	4.18
2000	2	4.07
2001	1.92	3.96
2002	1.84	3.81
2003	1.8	3.7
2004	1.78	3.73
2005	1.76	3.76
2006	1.76	3.82
2007	1.75	3.87
2008	1.74	3.9
2009	1.74	3.91
2010	1.75	3.9
2011	1.79	3.88
2012	1.85	3.77
2013	1.91	3.64
2014	1.98	3.52
2015	2.02	3.44
2016	2.05	3.38
2017	2.02	3.34
2018	1.92	3.32
2019	1.77	3.29
2020	1.7	3.25
2021	1.71	3.22
2022	1.7	3.18
2023	1.7	3.15
2024	1.68	3.12
2025	1.67	3.09
2026	1.66	3.06
2027	1.65	3.03
2028	1.64	3
2029	1.64	2.97
2030	1.63	2.94
2031	1.63	2.92
2032	1.63	2.89
2033	1.63	2.86
2034	1.63	2.84
2035	1.63	2.81
2036	1.63	2.79
2037	1.63	2.77
2038	1.63	2.74
2039	1.63	2.72
2040	1.63	2.69
2041	1.63	2.67
2042	1.63	2.64
2043	1.63	2.62
2044	1.63	2.6
2045	1.63	2.58
2046	1.63	2.56
2047	1.63	2.54
2048	1.63	2.52
2049	1.63	2.5
2050	1.63	2.48

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	Iran	Kiribati
1960	43.5%	43.2%
1961	44.1%	43.5%
1962	44.6%	43.8%
1963	44.9%	44%
1964	45%	44%
1965	45%	43.9%
1966	44.9%	44.1%
1967	44.8%	44.5%
1968	44.8%	44.9%
1969	44.7%	45%
1970	44.6%	44.9%
1971	44.4%	44.8%
1972	44.2%	44.8%
1973	43.8%	44.6%
1974	43.5%	44.2%
1975	43.2%	43.7%
1976	43%	43.2%
1977	42.9%	42.8%
1978	43%	42.3%
1979	43.1%	41.8%
1980	43.3%	41.1%
1981	42.9%	40.5%
1982	42.7%	39.9%
1983	43%	39.5%
1984	43.3%	39.2%
1985	43.5%	39.2%
1986	43.7%	39.2%
1987	43.9%	39.4%
1988	44%	39.7%
1989	44.2%	39.9%
1990	44.1%	40.2%
1991	43.9%	40.5%
1992	43.6%	40.8%
1993	43.6%	41%
1994	43.2%	41.2%
1995	42.1%	41.2%
1996	40.7%	41.1%
1997	39.1%	41%
1998	37.3%	40.8%
1999	35.4%	40.5%
2000	33.6%	40.1%
2001	31.7%	39.8%
2002	30.1%	39.3%
2003	28.7%	38.9%
2004	27.4%	38.4%
2005	26.2%	38%
2006	25.3%	37.6%
2007	24.6%	37.3%
2008	24%	37%
2009	23.7%	36.8%
2010	23.4%	36.6%
2011	23.3%	36.4%
2012	23.3%	36.1%
2013	23.3%	35.7%
2014	23.4%	35.4%
2015	23.6%	35.2%
2016	23.8%	35%
2017	23.9%	35%
2018	24%	35.1%
2019	23.9%	35.1%
2020	23.8%	35.2%
2021	23.6%	35.2%
2022	23.2%	35.1%
2023	22.8%	34.9%
2024	22.4%	34.7%
2025	22%	34.4%
2026	21.6%	34%
2027	21.1%	33.5%
2028	20.5%	33.1%
2029	19.9%	32.7%
2030	19.3%	32.4%
2031	18.6%	32%
2032	18%	31.7%
2033	17.4%	31.3%
2034	17%	31%
2035	16.7%	30.6%
2036	16.4%	30.3%
2037	16.2%	30%
2038	15.9%	29.7%
2039	15.8%	29.4%
2040	15.6%	29.2%
2041	15.5%	29%
2042	15.4%	28.8%
2043	15.3%	28.6%
2044	15.3%	28.4%
2045	15.2%	28.3%
2046	15.2%	28.1%
2047	15.2%	27.9%
2048	15.2%	27.8%
2049	15.1%	27.6%
2050	15.1%	27.4%

Children aged 0-14 make up 22.4% of the population in Iran and 34.7% in Kiribati in 2024, compared to 44.1% and 40.2% respectively in 1990.

Demographics of Iran and Kiribati compared.

Natural population change in Iran vs Kiribati by year

For the past 10 years, the annual natural population change (excluding migration) has been +1.1% in Iran and +2.05% in Kiribati. The chart below illustrates the comparison of the absolute yearly changes resulting from births and deaths.

Table

Year	Population change due to births and deaths
	Iran	Kiribati
1960	584,060	1,141
1961	594,674	1,199
1962	595,538	1,233
1963	620,126	1,273
1964	635,589	1,318
1965	663,029	1,376
1966	695,040	1,437
1967	727,276	1,417
1968	743,992	1,393
1969	780,660	1,367
1970	794,612	1,388
1971	805,830	1,406
1972	804,043	1,406
1973	831,880	1,409
1974	873,369	1,430
1975	929,481	1,423
1976	1,013,347	1,425
1977	1,091,542	1,426
1978	1,156,974	1,480
1979	1,294,306	1,509
1980	1,361,293	1,571
1981	1,376,830	1,635
1982	1,514,240	1,697
1983	1,573,612	1,748
1984	1,653,051	1,813
1985	1,661,750	1,881
1986	1,659,289	1,933
1987	1,639,644	1,982
1988	1,614,512	2,022
1989	1,609,739	2,073
1990	1,530,434	2,127
1991	1,495,594	2,176
1992	1,365,466	2,173
1993	1,219,658	2,161
1994	1,008,076	2,168
1995	879,648	2,183
1996	784,508	2,217
1997	726,574	2,220
1998	717,655	2,210
1999	723,237	2,186
2000	731,203	2,153
2001	743,658	2,121
2002	752,205	2,074
2003	732,600	2,045
2004	801,203	2,118
2005	837,305	2,188
2006	884,529	2,285
2007	919,254	2,393
2008	940,983	2,493
2009	958,322	2,573
2010	980,380	2,644
2011	1,023,925	2,709
2012	1,073,804	2,678
2013	1,119,533	2,629
2014	1,158,552	2,577
2015	1,178,317	2,555
2016	1,186,949	2,546
2017	1,140,549	2,549
2018	1,035,052	2,561
2019	893,063	2,560
2020	663,978	2,497
2021	645,725	2,408
2022	753,525	2,522
2023	750,150	2,487

Maternal mortality chart: Iran vs Kiribati

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 16 deaths per 100,000 live births in Iran, compared to 80 deaths in Kiribati.

Table

Year	Maternal mortality per 100K births
	Iran	Kiribati
1985	160	246
1986	148	232
1987	136	231
1988	126	220
1989	113	212
1990	107	199
1991	94	188
1992	86	175
1993	80	162
1994	71	150
1995	65	148
1996	59	141
1997	55	132
1998	50	126
1999	46	121
2000	43	119
2001	40	113
2002	38	109
2003	37	105
2004	34	106
2005	33	104
2006	32	102
2007	31	101
2008	30	100
2009	28	99
2010	27	102
2011	26	98
2012	25	98
2013	24	93
2014	23	91
2015	22	90
2016	21	88
2017	20	90
2018	19	87
2019	18	89
2020	34	89
2021	51	122
2022	21	86
2023	16	80

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 1.18% in Iran and 5.51% in Kiribati. Below is the historical data on under-five mortality rates.

Table

Year	Mortality rate before reaching 5 years of age, per 1,000 live births
	Iran	Kiribati
1960	-	19.9%
1961	-	19.5%
1962	-	18.9%
1963	-	18.3%
1964	-	17.7%
1965	-	17.1%
1966	-	16.4%
1967	-	15.8%
1968	-	15.2%
1969	-	14.6%
1970	-	14.1%
1971	18.9%	13.7%
1972	18%	13.3%
1973	17.1%	13%
1974	16.2%	12.7%
1975	15.3%	12.5%
1976	14.4%	12.4%
1977	13.5%	12.3%
1978	12.6%	12.2%
1979	11.7%	12%
1980	10.8%	11.9%
1981	10%	11.7%
1982	9.3%	11.6%
1983	8.67%	11.4%
1984	8.13%	11.1%
1985	7.64%	10.9%
1986	7.2%	10.6%
1987	6.8%	10.2%
1988	6.42%	9.87%
1989	6.07%	9.5%
1990	5.76%	9.13%
1991	5.48%	8.77%
1992	5.22%	8.44%
1993	5%	8.13%
1994	4.79%	7.87%
1995	4.59%	7.64%
1996	4.4%	7.42%
1997	4.21%	7.22%
1998	4.02%	7.02%
1999	3.83%	6.83%
2000	3.63%	6.64%
2001	3.42%	6.46%
2002	3.22%	6.31%
2003	3.02%	6.2%
2004	2.83%	6.13%
2005	2.65%	6.07%
2006	2.48%	6.03%
2007	2.32%	5.99%
2008	2.17%	5.93%
2009	2.04%	5.87%
2010	1.93%	5.82%
2011	1.84%	5.79%
2012	1.75%	5.78%
2013	1.68%	5.8%
2014	1.61%	5.84%
2015	1.55%	5.89%
2016	1.5%	5.95%
2017	1.45%	5.99%
2018	1.39%	5.98%
2019	1.35%	5.93%
2020	1.3%	5.86%
2021	1.26%	5.76%
2022	1.22%	5.65%
2023	1.18%	5.51%