Fertility & birth rates in Kiribati and Solomon Islands

Fertility rate in Kiribati vs Solomon Islands 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 3.56 in the Solomon Islands in 2023. The replacement level is considered to be 2.1 children per woman.

Check Kiribati vs the Solomon Islands 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	Solomon Islands
1960	6.44	7.07
1961	6.48	7.05
1962	6.42	7.04
1963	6.35	7.03
1964	6.29	7.05
1965	6.26	7.02
1966	6.23	7
1967	6.11	6.97
1968	5.98	6.95
1969	5.85	6.97
1970	5.71	6.98
1971	5.55	6.99
1972	5.37	6.99
1973	5.2	7
1974	5.09	7.01
1975	5.02	6.99
1976	4.96	6.95
1977	4.96	6.92
1978	4.97	6.87
1979	4.97	6.82
1980	4.96	6.77
1981	4.96	6.71
1982	4.95	6.64
1983	4.91	6.57
1984	4.91	6.49
1985	4.91	6.38
1986	4.87	6.26
1987	4.81	6.12
1988	4.73	5.99
1989	4.69	5.87
1990	4.67	5.74
1991	4.64	5.62
1992	4.57	5.51
1993	4.49	5.45
1994	4.44	5.4
1995	4.42	5.34
1996	4.43	5.22
1997	4.37	5.09
1998	4.29	4.98
1999	4.18	4.86
2000	4.07	4.76
2001	3.96	4.67
2002	3.81	4.6
2003	3.7	4.54
2004	3.73	4.47
2005	3.76	4.41
2006	3.82	4.39
2007	3.87	4.37
2008	3.9	4.36
2009	3.91	4.35
2010	3.9	4.34
2011	3.88	4.34
2012	3.77	4.33
2013	3.64	4.33
2014	3.52	4.36
2015	3.44	4.29
2016	3.38	4.2
2017	3.34	4.06
2018	3.32	3.93
2019	3.29	3.8
2020	3.25	3.75
2021	3.22	3.69
2022	3.18	3.62
2023	3.15	3.56
2024	3.12	3.51
2025	3.09	3.47
2026	3.06	3.42
2027	3.03	3.37
2028	3	3.32
2029	2.97	3.28
2030	2.94	3.24
2031	2.92	3.2
2032	2.89	3.16
2033	2.86	3.12
2034	2.84	3.08
2035	2.81	3.04
2036	2.79	3
2037	2.77	2.97
2038	2.74	2.94
2039	2.72	2.91
2040	2.69	2.88
2041	2.67	2.84
2042	2.64	2.82
2043	2.62	2.79
2044	2.6	2.76
2045	2.58	2.73
2046	2.56	2.71
2047	2.54	2.68
2048	2.52	2.66
2049	2.5	2.63
2050	2.48	2.61

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	Kiribati	Solomon Islands
1960	43.2%	46.3%
1961	43.5%	46.1%
1962	43.8%	46%
1963	44%	45.9%
1964	44%	45.8%
1965	43.9%	45.9%
1966	44.1%	46%
1967	44.5%	46.2%
1968	44.9%	46.4%
1969	45%	46.6%
1970	44.9%	46.7%
1971	44.8%	46.8%
1972	44.8%	46.9%
1973	44.6%	47.1%
1974	44.2%	47.5%
1975	43.7%	47.9%
1976	43.2%	48.2%
1977	42.8%	48.3%
1978	42.3%	48.3%
1979	41.8%	48.3%
1980	41.1%	48.3%
1981	40.5%	48.2%
1982	39.9%	48.1%
1983	39.5%	47.9%
1984	39.2%	47.8%
1985	39.2%	47.5%
1986	39.2%	47.3%
1987	39.4%	46.9%
1988	39.7%	46.6%
1989	39.9%	46.2%
1990	40.2%	45.8%
1991	40.5%	45.4%
1992	40.8%	45.1%
1993	41%	44.8%
1994	41.2%	44.5%
1995	41.2%	44.3%
1996	41.1%	44%
1997	41%	43.8%
1998	40.8%	43.5%
1999	40.5%	43.2%
2000	40.1%	42.9%
2001	39.8%	42.5%
2002	39.3%	42.2%
2003	38.9%	41.9%
2004	38.4%	41.7%
2005	38%	41.5%
2006	37.6%	41.3%
2007	37.3%	41.2%
2008	37%	41.2%
2009	36.8%	41.1%
2010	36.6%	41%
2011	36.4%	40.8%
2012	36.1%	40.7%
2013	35.7%	40.4%
2014	35.4%	40.2%
2015	35.2%	40%
2016	35%	39.7%
2017	35%	39.4%
2018	35.1%	39%
2019	35.1%	38.7%
2020	35.2%	38.4%
2021	35.2%	38.1%
2022	35.1%	37.7%
2023	34.9%	37.4%
2024	34.7%	37%
2025	34.4%	36.6%
2026	34%	36.1%
2027	33.5%	35.7%
2028	33.1%	35.2%
2029	32.7%	34.7%
2030	32.4%	34.3%
2031	32%	33.9%
2032	31.7%	33.5%
2033	31.3%	33.2%
2034	31%	32.9%
2035	30.6%	32.7%
2036	30.3%	32.4%
2037	30%	32.2%
2038	29.7%	31.9%
2039	29.4%	31.7%
2040	29.2%	31.5%
2041	29%	31.2%
2042	28.8%	31%
2043	28.6%	30.7%
2044	28.4%	30.4%
2045	28.3%	30.2%
2046	28.1%	29.9%
2047	27.9%	29.6%
2048	27.8%	29.3%
2049	27.6%	29%
2050	27.4%	28.7%

Children aged 0-14 make up 34.7% of the population in Kiribati and 37% in the Solomon Islands in 2024, compared to 40.2% and 45.8% respectively in 1990.

Demographics of Kiribati and the Solomon Islands compared.

Natural population change in Kiribati vs Solomon Islands by year

For the past 10 years, the annual natural population change (excluding migration) has been +2.05% in Kiribati and +2.38% in the Solomon Islands. 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	Solomon Islands
1960	1,141	4,119
1961	1,199	4,257
1962	1,233	4,408
1963	1,273	4,571
1964	1,318	4,747
1965	1,376	4,885
1966	1,437	5,028
1967	1,417	5,151
1968	1,393	5,285
1969	1,367	5,444
1970	1,388	5,575
1971	1,406	5,814
1972	1,406	6,074
1973	1,409	6,343
1974	1,430	6,612
1975	1,423	6,635
1976	1,425	7,058
1977	1,426	7,290
1978	1,480	7,598
1979	1,509	7,874
1980	1,571	8,156
1981	1,635	8,436
1982	1,697	8,720
1983	1,748	9,011
1984	1,813	9,299
1985	1,881	9,534
1986	1,933	9,656
1987	1,982	9,943
1988	2,022	10,142
1989	2,073	10,354
1990	2,127	10,561
1991	2,176	10,789
1992	2,173	11,029
1993	2,161	11,396
1994	2,168	11,771
1995	2,183	12,124
1996	2,217	12,328
1997	2,220	12,478
1998	2,210	12,658
1999	2,186	12,809
2000	2,153	12,938
2001	2,121	13,061
2002	2,074	13,195
2003	2,045	13,344
2004	2,118	13,444
2005	2,188	13,568
2006	2,285	13,799
2007	2,393	13,963
2008	2,493	14,225
2009	2,573	14,381
2010	2,644	14,604
2011	2,709	15,095
2012	2,678	15,585
2013	2,629	16,038
2014	2,577	16,652
2015	2,555	16,909
2016	2,546	17,027
2017	2,549	16,897
2018	2,561	16,790
2019	2,560	16,649
2020	2,497	16,488
2021	2,408	16,626
2022	2,522	17,253
2023	2,487	17,436

Maternal mortality chart: Kiribati vs Solomon Islands

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 123 deaths in the Solomon Islands.

Table

Year	Maternal mortality per 100K births
	Kiribati	Solomon Islands
1985	246	209
1986	232	226
1987	231	200
1988	220	193
1989	212	188
1990	199	184
1991	188	178
1992	175	174
1993	162	173
1994	150	170
1995	148	168
1996	141	166
1997	132	164
1998	126	165
1999	121	164
2000	119	166
2001	113	167
2002	109	168
2003	105	167
2004	106	164
2005	104	161
2006	102	159
2007	101	163
2008	100	153
2009	99	152
2010	102	148
2011	98	147
2012	98	146
2013	93	147
2014	91	147
2015	90	146
2016	88	143
2017	90	140
2018	87	136
2019	89	135
2020	89	131
2021	122	153
2022	86	126
2023	80	123

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 5.51% in Kiribati and 2.06% in the Solomon Islands. 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	Solomon Islands
1960	19.9%	16.7%
1961	19.5%	16%
1962	18.9%	15.4%
1963	18.3%	14.7%
1964	17.7%	14%
1965	17.1%	13.3%
1966	16.4%	12.7%
1967	15.8%	12%
1968	15.2%	11.3%
1969	14.6%	10.6%
1970	14.1%	9.94%
1971	13.7%	9.29%
1972	13.3%	8.69%
1973	13%	8.12%
1974	12.7%	7.6%
1975	12.5%	7.9%
1976	12.4%	6.68%
1977	12.3%	6.29%
1978	12.2%	5.95%
1979	12%	5.64%
1980	11.9%	5.38%
1981	11.7%	5.14%
1982	11.6%	4.93%
1983	11.4%	4.74%
1984	11.1%	4.58%
1985	10.9%	4.42%
1986	10.6%	4.28%
1987	10.2%	4.16%
1988	9.87%	4.04%
1989	9.5%	3.93%
1990	9.13%	3.82%
1991	8.77%	3.72%
1992	8.44%	3.62%
1993	8.13%	3.52%
1994	7.87%	3.43%
1995	7.64%	3.35%
1996	7.42%	3.27%
1997	7.22%	3.21%
1998	7.02%	3.16%
1999	6.83%	3.11%
2000	6.64%	3.07%
2001	6.46%	3.03%
2002	6.31%	2.99%
2003	6.2%	2.97%
2004	6.13%	2.94%
2005	6.07%	2.91%
2006	6.03%	2.88%
2007	5.99%	2.85%
2008	5.93%	2.81%
2009	5.87%	2.76%
2010	5.82%	2.72%
2011	5.79%	2.67%
2012	5.78%	2.62%
2013	5.8%	2.58%
2014	5.84%	2.53%
2015	5.89%	2.49%
2016	5.95%	2.45%
2017	5.99%	2.41%
2018	5.98%	2.36%
2019	5.93%	2.3%
2020	5.86%	2.24%
2021	5.76%	2.18%
2022	5.65%	2.12%
2023	5.51%	2.06%