Fertility & birth rates in Kiribati and New Zealand

Fertility rate in Kiribati vs New Zealand chart

According to the latest available data on birth rates, the fertility rate in Kiribati was 3.15 children per woman in 2023, compared to 1.56 in New Zealand in 2023. The replacement level is considered to be 2.1 children per woman.

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

The chart below showcases historical changes in the birth rates.

Table

Year	Fertility rate
	Kiribati	New Zealand
1960	6.44	4.24
1961	6.48	4.31
1962	6.42	4.19
1963	6.35	4.05
1964	6.29	3.8
1965	6.26	3.54
1966	6.23	3.41
1967	6.11	3.35
1968	5.98	3.34
1969	5.85	3.28
1970	5.71	3.17
1971	5.55	3.18
1972	5.37	3
1973	5.2	2.76
1974	5.09	2.58
1975	5.02	2.37
1976	4.96	2.27
1977	4.96	2.21
1978	4.97	2.07
1979	4.97	2.12
1980	4.96	2.03
1981	4.96	2.01
1982	4.95	1.95
1983	4.91	1.92
1984	4.91	1.93
1985	4.91	1.93
1986	4.87	1.96
1987	4.81	2.03
1988	4.73	2.1
1989	4.69	2.12
1990	4.67	2.18
1991	4.64	2.09
1992	4.57	2.06
1993	4.49	2.04
1994	4.44	1.98
1995	4.42	1.98
1996	4.43	1.96
1997	4.37	1.96
1998	4.29	1.89
1999	4.18	1.97
2000	4.07	1.98
2001	3.96	1.97
2002	3.81	1.89
2003	3.7	1.93
2004	3.73	1.98
2005	3.76	1.97
2006	3.82	2.01
2007	3.87	2.18
2008	3.9	2.19
2009	3.91	2.13
2010	3.9	2.17
2011	3.88	2.09
2012	3.77	2.1
2013	3.64	2.01
2014	3.52	1.92
2015	3.44	1.99
2016	3.38	1.87
2017	3.34	1.81
2018	3.32	1.71
2019	3.29	1.72
2020	3.25	1.61
2021	3.22	1.64
2022	3.18	1.66
2023	3.15	1.56
2024	3.12	1.55
2025	3.09	1.54
2026	3.06	1.53
2027	3.03	1.53
2028	3	1.52
2029	2.97	1.52
2030	2.94	1.52
2031	2.92	1.52
2032	2.89	1.52
2033	2.86	1.51
2034	2.84	1.51
2035	2.81	1.51
2036	2.79	1.51
2037	2.77	1.51
2038	2.74	1.51
2039	2.72	1.51
2040	2.69	1.51
2041	2.67	1.51
2042	2.64	1.51
2043	2.62	1.51
2044	2.6	1.51
2045	2.58	1.51
2046	2.56	1.51
2047	2.54	1.51
2048	2.52	1.51
2049	2.5	1.51
2050	2.48	1.51

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	Kiribati	New Zealand
1960	43.2%	32.8%
1961	43.5%	33%
1962	43.8%	33%
1963	44%	32.9%
1964	44%	32.9%
1965	43.9%	32.7%
1966	44.1%	32.6%
1967	44.5%	32.5%
1968	44.9%	32.3%
1969	45%	32.2%
1970	44.9%	31.9%
1971	44.8%	31.7%
1972	44.8%	31.4%
1973	44.6%	31%
1974	44.2%	30.5%
1975	43.7%	30.1%
1976	43.2%	29.6%
1977	42.8%	29%
1978	42.3%	28.4%
1979	41.8%	27.8%
1980	41.1%	27.2%
1981	40.5%	26.7%
1982	39.9%	26.2%
1983	39.5%	25.6%
1984	39.2%	25.1%
1985	39.2%	24.6%
1986	39.2%	24.2%
1987	39.4%	23.8%
1988	39.7%	23.5%
1989	39.9%	23.3%
1990	40.2%	23.3%
1991	40.5%	23.2%
1992	40.8%	23.1%
1993	41%	23.1%
1994	41.2%	23.1%
1995	41.2%	23.1%
1996	41.1%	23%
1997	41%	23%
1998	40.8%	23%
1999	40.5%	22.9%
2000	40.1%	22.8%
2001	39.8%	22.6%
2002	39.3%	22.4%
2003	38.9%	22.1%
2004	38.4%	21.8%
2005	38%	21.5%
2006	37.6%	21.3%
2007	37.3%	21.1%
2008	37%	21%
2009	36.8%	20.9%
2010	36.6%	20.9%
2011	36.4%	20.8%
2012	36.1%	20.6%
2013	35.7%	20.4%
2014	35.4%	20.2%
2015	35.2%	19.9%
2016	35%	19.6%
2017	35%	19.5%
2018	35.1%	19.3%
2019	35.1%	19.2%
2020	35.2%	19%
2021	35.2%	18.9%
2022	35.1%	18.6%
2023	34.9%	18.4%
2024	34.7%	18.1%
2025	34.4%	17.9%
2026	34%	17.6%
2027	33.5%	17.4%
2028	33.1%	17.2%
2029	32.7%	17%
2030	32.4%	16.8%
2031	32%	16.6%
2032	31.7%	16.4%
2033	31.3%	16.3%
2034	31%	16.1%
2035	30.6%	16%
2036	30.3%	15.9%
2037	30%	15.8%
2038	29.7%	15.7%
2039	29.4%	15.6%
2040	29.2%	15.5%
2041	29%	15.4%
2042	28.8%	15.4%
2043	28.6%	15.4%
2044	28.4%	15.3%
2045	28.3%	15.3%
2046	28.1%	15.3%
2047	27.9%	15.3%
2048	27.8%	15.3%
2049	27.6%	15.2%
2050	27.4%	15.2%

Children aged 0-14 make up 34.7% of the population in Kiribati and 18.1% in New Zealand in 2024, compared to 40.2% and 23.3% respectively in 1990.

Demographics of Kiribati and New Zealand compared.

Natural population change in Kiribati vs New Zealand by year

For the past 10 years, the annual natural population change (excluding migration) has been +2.05% in Kiribati and +0.51% in New Zealand. 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
	Kiribati	New Zealand
1960	1,141	41,791
1961	1,199	43,482
1962	1,233	42,865
1963	1,273	42,027
1964	1,318	39,375
1965	1,376	36,982
1966	1,437	36,151
1967	1,417	37,974
1968	1,393	37,594
1969	1,367	38,098
1970	1,388	37,101
1971	1,406	40,000
1972	1,406	38,244
1973	1,409	35,239
1974	1,430	33,896
1975	1,423	31,355
1976	1,425	29,456
1977	1,426	28,020
1978	1,480	26,156
1979	1,509	26,675
1980	1,571	23,658
1981	1,635	25,374
1982	1,697	24,207
1983	1,748	24,315
1984	1,813	26,043
1985	1,881	24,126
1986	1,933	25,549
1987	1,982	27,603
1988	2,022	29,846
1989	2,073	30,749
1990	2,127	33,298
1991	2,176	33,518
1992	2,173	32,067
1993	2,161	31,685
1994	2,168	30,372
1995	2,183	29,828
1996	2,217	28,997
1997	2,220	30,137
1998	2,210	29,146
1999	2,186	28,916
2000	2,153	29,897
2001	2,121	27,939
2002	2,074	25,941
2003	2,045	28,150
2004	2,118	29,634
2005	2,188	30,674
2006	2,285	30,924
2007	2,393	35,480
2008	2,493	35,143
2009	2,573	33,560
2010	2,644	35,458
2011	2,709	31,302
2012	2,678	31,077
2013	2,629	29,096
2014	2,577	26,196
2015	2,555	29,408
2016	2,546	28,237
2017	2,549	26,282
2018	2,561	24,797
2019	2,560	25,344
2020	2,497	24,993
2021	2,408	23,767
2022	2,522	20,264
2023	2,487	19,039

Maternal mortality chart: Kiribati vs New Zealand

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 80 deaths per 100,000 live births in Kiribati, compared to 7 deaths in New Zealand.

Table

Year	Maternal mortality per 100K births
	Kiribati	New Zealand
1985	246	19
1986	232	18
1987	231	19
1988	220	19
1989	212	18
1990	199	18
1991	188	16
1992	175	15
1993	162	14
1994	150	13
1995	148	14
1996	141	14
1997	132	13
1998	126	12
1999	121	12
2000	119	11
2001	113	10
2002	109	11
2003	105	11
2004	106	11
2005	104	11
2006	102	10
2007	101	10
2008	100	10
2009	99	10
2010	102	10
2011	98	10
2012	98	9
2013	93	8
2014	91	7
2015	90	8
2016	88	8
2017	90	8
2018	87	7
2019	89	8
2020	89	8
2021	122	8
2022	86	23
2023	80	7

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 5.51% in Kiribati and 0.47% in New Zealand. 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
	Kiribati	New Zealand
1960	19.9%	2.78%
1961	19.5%	2.68%
1962	18.9%	2.58%
1963	18.3%	2.48%
1964	17.7%	2.39%
1965	17.1%	2.31%
1966	16.4%	2.25%
1967	15.8%	2.2%
1968	15.2%	2.16%
1969	14.6%	2.12%
1970	14.1%	2.08%
1971	13.7%	2.03%
1972	13.3%	1.98%
1973	13%	1.94%
1974	12.7%	1.88%
1975	12.5%	1.83%
1976	12.4%	1.77%
1977	12.3%	1.71%
1978	12.2%	1.66%
1979	12%	1.61%
1980	11.9%	1.56%
1981	11.7%	1.52%
1982	11.6%	1.48%
1983	11.4%	1.45%
1984	11.1%	1.41%
1985	10.9%	1.38%
1986	10.6%	1.34%
1987	10.2%	1.29%
1988	9.87%	1.24%
1989	9.5%	1.18%
1990	9.13%	1.12%
1991	8.77%	1.06%
1992	8.44%	1%
1993	8.13%	0.95%
1994	7.87%	0.91%
1995	7.64%	0.87%
1996	7.42%	0.84%
1997	7.22%	0.81%
1998	7.02%	0.78%
1999	6.83%	0.76%
2000	6.64%	0.74%
2001	6.46%	0.72%
2002	6.31%	0.7%
2003	6.2%	0.69%
2004	6.13%	0.67%
2005	6.07%	0.66%
2006	6.03%	0.65%
2007	5.99%	0.65%
2008	5.93%	0.64%
2009	5.87%	0.63%
2010	5.82%	0.62%
2011	5.79%	0.61%
2012	5.78%	0.6%
2013	5.8%	0.59%
2014	5.84%	0.57%
2015	5.89%	0.56%
2016	5.95%	0.55%
2017	5.99%	0.53%
2018	5.98%	0.52%
2019	5.93%	0.51%
2020	5.86%	0.5%
2021	5.76%	0.49%
2022	5.65%	0.48%
2023	5.51%	0.47%