Fertility & birth rates in Kiribati and Papua New Guinea

Fertility rate in Kiribati vs Papua New Guinea 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 3.1 in Papua New Guinea in 2023. The replacement level is considered to be 2.1 children per woman.

Check Kiribati vs Papua New Guinea 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	Papua New Guinea
1960	6.44	6.02
1961	6.48	6.07
1962	6.42	6.14
1963	6.35	6.15
1964	6.29	6.19
1965	6.26	6.2
1966	6.23	6.23
1967	6.11	6.24
1968	5.98	6.25
1969	5.85	6.26
1970	5.71	6.25
1971	5.55	6.23
1972	5.37	6.2
1973	5.2	6.16
1974	5.09	6.11
1975	5.02	6.07
1976	4.96	6.02
1977	4.96	5.96
1978	4.97	5.88
1979	4.97	5.79
1980	4.96	5.71
1981	4.96	5.65
1982	4.95	5.59
1983	4.91	5.56
1984	4.91	5.51
1985	4.91	5.47
1986	4.87	5.42
1987	4.81	5.36
1988	4.73	5.3
1989	4.69	5.24
1990	4.67	5.18
1991	4.64	5.11
1992	4.57	5.03
1993	4.49	4.96
1994	4.44	4.87
1995	4.42	4.78
1996	4.43	4.73
1997	4.37	4.68
1998	4.29	4.63
1999	4.18	4.59
2000	4.07	4.53
2001	3.96	4.47
2002	3.81	4.42
2003	3.7	4.36
2004	3.73	4.28
2005	3.76	4.22
2006	3.82	4.15
2007	3.87	4.08
2008	3.9	4.01
2009	3.91	3.94
2010	3.9	3.88
2011	3.88	3.82
2012	3.77	3.75
2013	3.64	3.68
2014	3.52	3.63
2015	3.44	3.56
2016	3.38	3.5
2017	3.34	3.43
2018	3.32	3.38
2019	3.29	3.32
2020	3.25	3.27
2021	3.22	3.22
2022	3.18	3.17
2023	3.15	3.1
2024	3.12	3.07
2025	3.09	3.03
2026	3.06	2.99
2027	3.03	2.95
2028	3	2.92
2029	2.97	2.88
2030	2.94	2.84
2031	2.92	2.81
2032	2.89	2.78
2033	2.86	2.75
2034	2.84	2.73
2035	2.81	2.69
2036	2.79	2.67
2037	2.77	2.64
2038	2.74	2.61
2039	2.72	2.59
2040	2.69	2.56
2041	2.67	2.54
2042	2.64	2.51
2043	2.62	2.49
2044	2.6	2.48
2045	2.58	2.46
2046	2.56	2.44
2047	2.54	2.42
2048	2.52	2.4
2049	2.5	2.38
2050	2.48	2.36

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	Kiribati	Papua New Guinea
1960	43.2%	43.4%
1961	43.5%	43.7%
1962	43.8%	43.9%
1963	44%	44.2%
1964	44%	44.4%
1965	43.9%	44.6%
1966	44.1%	44.9%
1967	44.5%	45.1%
1968	44.9%	45.3%
1969	45%	45.6%
1970	44.9%	45.8%
1971	44.8%	46%
1972	44.8%	46%
1973	44.6%	45.9%
1974	44.2%	45.8%
1975	43.7%	45.5%
1976	43.2%	45.2%
1977	42.8%	44.9%
1978	42.3%	44.4%
1979	41.8%	44%
1980	41.1%	43.5%
1981	40.5%	43.2%
1982	39.9%	43%
1983	39.5%	42.9%
1984	39.2%	42.8%
1985	39.2%	42.6%
1986	39.2%	42.5%
1987	39.4%	42.4%
1988	39.7%	42.4%
1989	39.9%	42.3%
1990	40.2%	42.1%
1991	40.5%	41.9%
1992	40.8%	41.7%
1993	41%	41.5%
1994	41.2%	41.2%
1995	41.2%	41%
1996	41.1%	40.8%
1997	41%	40.6%
1998	40.8%	40.4%
1999	40.5%	40.2%
2000	40.1%	40%
2001	39.8%	39.8%
2002	39.3%	39.5%
2003	38.9%	39.3%
2004	38.4%	39%
2005	38%	38.8%
2006	37.6%	38.5%
2007	37.3%	38.3%
2008	37%	38%
2009	36.8%	37.7%
2010	36.6%	37.5%
2011	36.4%	37.2%
2012	36.1%	37%
2013	35.7%	36.7%
2014	35.4%	36.5%
2015	35.2%	36.2%
2016	35%	35.9%
2017	35%	35.6%
2018	35.1%	35.3%
2019	35.1%	35%
2020	35.2%	34.7%
2021	35.2%	34.4%
2022	35.1%	34.1%
2023	34.9%	33.8%
2024	34.7%	33.5%
2025	34.4%	33.1%
2026	34%	32.8%
2027	33.5%	32.5%
2028	33.1%	32.1%
2029	32.7%	31.8%
2030	32.4%	31.4%
2031	32%	31.1%
2032	31.7%	30.7%
2033	31.3%	30.4%
2034	31%	30.1%
2035	30.6%	29.7%
2036	30.3%	29.4%
2037	30%	29.1%
2038	29.7%	28.8%
2039	29.4%	28.5%
2040	29.2%	28.3%
2041	29%	28%
2042	28.8%	27.8%
2043	28.6%	27.5%
2044	28.4%	27.3%
2045	28.3%	27.1%
2046	28.1%	26.9%
2047	27.9%	26.7%
2048	27.8%	26.5%
2049	27.6%	26.3%
2050	27.4%	26.1%

Children aged 0-14 make up 34.7% of the population in Kiribati and 33.5% in Papua New Guinea in 2024, compared to 40.2% and 42.1% respectively in 1990.

Demographics of Kiribati and Papua New Guinea compared.

Natural population change in Kiribati vs Papua New Guinea by year

For the past 10 years, the annual natural population change (excluding migration) has been +2.05% in Kiribati and +2% in Papua New Guinea. 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	Papua New Guinea
1960	1,141	56,326
1961	1,199	58,151
1962	1,233	59,974
1963	1,273	62,260
1964	1,318	64,558
1965	1,376	66,693
1966	1,437	69,206
1967	1,417	71,519
1968	1,393	73,983
1969	1,367	76,454
1970	1,388	78,712
1971	1,406	80,599
1972	1,406	82,672
1973	1,409	83,821
1974	1,430	84,829
1975	1,423	85,809
1976	1,425	86,965
1977	1,426	87,954
1978	1,480	88,747
1979	1,509	89,330
1980	1,571	90,266
1981	1,635	91,767
1982	1,697	93,522
1983	1,748	95,982
1984	1,813	98,103
1985	1,881	100,333
1986	1,933	102,346
1987	1,982	104,367
1988	2,022	106,256
1989	2,073	108,199
1990	2,127	110,033
1991	2,176	111,453
1992	2,173	114,818
1993	2,161	118,668
1994	2,168	122,113
1995	2,183	125,410
1996	2,217	129,802
1997	2,220	134,458
1998	2,210	136,677
1999	2,186	143,592
2000	2,153	147,496
2001	2,121	151,431
2002	2,074	155,091
2003	2,045	158,611
2004	2,118	161,023
2005	2,188	163,888
2006	2,285	166,540
2007	2,393	169,306
2008	2,493	172,823
2009	2,573	175,421
2010	2,644	178,998
2011	2,709	181,842
2012	2,678	183,658
2013	2,629	185,790
2014	2,577	187,592
2015	2,555	188,600
2016	2,546	189,281
2017	2,549	189,715
2018	2,561	190,662
2019	2,560	190,662
2020	2,497	189,130
2021	2,408	183,766
2022	2,522	186,861
2023	2,487	187,637

Maternal mortality chart: Kiribati vs Papua New Guinea

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 189 deaths in Papua New Guinea.

Table

Year	Maternal mortality per 100K births
	Kiribati	Papua New Guinea
1985	246	393
1986	232	386
1987	231	379
1988	220	377
1989	212	369
1990	199	360
1991	188	354
1992	175	340
1993	162	333
1994	150	324
1995	148	318
1996	141	316
1997	132	316
1998	126	325
1999	121	321
2000	119	323
2001	113	325
2002	109	329
2003	105	328
2004	106	326
2005	104	326
2006	102	325
2007	101	326
2008	100	315
2009	99	302
2010	102	289
2011	98	271
2012	98	257
2013	93	243
2014	91	232
2015	90	221
2016	88	214
2017	90	207
2018	87	205
2019	89	199
2020	89	194
2021	122	223
2022	86	189
2023	80	189

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 5.51% in Kiribati and 4.03% in Papua New Guinea. 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	Papua New Guinea
1960	19.9%	19.8%
1961	19.5%	19.2%
1962	18.9%	18.6%
1963	18.3%	18%
1964	17.7%	17.4%
1965	17.1%	16.9%
1966	16.4%	16.3%
1967	15.8%	15.8%
1968	15.2%	15.2%
1969	14.6%	14.7%
1970	14.1%	14.2%
1971	13.7%	13.7%
1972	13.3%	13.3%
1973	13%	12.9%
1974	12.7%	12.4%
1975	12.5%	12.1%
1976	12.4%	11.7%
1977	12.3%	11.3%
1978	12.2%	11%
1979	12%	10.7%
1980	11.9%	10.4%
1981	11.7%	10.2%
1982	11.6%	9.94%
1983	11.4%	9.71%
1984	11.1%	9.5%
1985	10.9%	9.3%
1986	10.6%	9.12%
1987	10.2%	8.96%
1988	9.87%	8.78%
1989	9.5%	8.63%
1990	9.13%	8.47%
1991	8.77%	8.31%
1992	8.44%	8.17%
1993	8.13%	8.03%
1994	7.87%	7.89%
1995	7.64%	7.77%
1996	7.42%	7.64%
1997	7.22%	7.52%
1998	7.02%	7.41%
1999	6.83%	7.3%
2000	6.64%	7.19%
2001	6.46%	7.08%
2002	6.31%	6.96%
2003	6.2%	6.84%
2004	6.13%	6.71%
2005	6.07%	6.58%
2006	6.03%	6.44%
2007	5.99%	6.31%
2008	5.93%	6.16%
2009	5.87%	6.02%
2010	5.82%	5.88%
2011	5.79%	5.73%
2012	5.78%	5.59%
2013	5.8%	5.44%
2014	5.84%	5.3%
2015	5.89%	5.17%
2016	5.95%	5.02%
2017	5.99%	4.87%
2018	5.98%	4.72%
2019	5.93%	4.59%
2020	5.86%	4.45%
2021	5.76%	4.31%
2022	5.65%	4.17%
2023	5.51%	4.03%