Nauru birth & fertility rate charts by year

Fertility rate in Nauru chart

According to the latest birth rate data available, the fertility rate in Nauru is 3.33, which is above the replacement level of 2.1 children per woman. In 1993, the fertility rate was 3.89 — a -14.3% decline in 30 years.

Check population clock for a dynamic visualization of the changing population.

The chart below showcases the historical changes in birth rates.

Table

Year	Fertility rate
	Nauru	World
1960	5.34	4.69
1961	5.38	4.56
1962	5.42	5.02
1963	5.44	5.31
1964	5.47	5.13
1965	5.48	5.08
1966	5.41	4.97
1967	5.29	4.87
1968	5.14	4.98
1969	4.94	4.88
1970	4.74	4.84
1971	4.54	4.69
1972	4.36	4.55
1973	4.19	4.42
1974	4.07	4.26
1975	3.97	4.07
1976	3.9	3.97
1977	3.86	3.84
1978	3.84	3.77
1979	3.85	3.76
1980	3.88	3.73
1981	3.94	3.71
1982	3.99	3.72
1983	4.06	3.59
1984	4.11	3.57
1985	4.14	3.53
1986	4.15	3.51
1987	4.14	3.48
1988	4.11	3.39
1989	4.07	3.35
1990	4.02	3.31
1991	3.99	3.13
1992	3.95	3.04
1993	3.89	2.97
1994	3.84	2.92
1995	3.81	2.87
1996	3.78	2.82
1997	3.74	2.78
1998	3.68	2.75
1999	3.64	2.72
2000	3.54	2.73
2001	3.46	2.69
2002	3.4	2.66
2003	3.39	2.64
2004	3.38	2.63
2005	3.38	2.61
2006	3.4	2.61
2007	3.5	2.6
2008	3.67	2.6
2009	3.85	2.59
2010	4.02	2.57
2011	4.12	2.55
2012	4.12	2.56
2013	4.1	2.53
2014	4.09	2.52
2015	4.08	2.49
2016	4.03	2.49
2017	3.88	2.46
2018	3.68	2.39
2019	3.53	2.35
2020	3.47	2.28
2021	3.43	2.25
2022	3.38	2.22
2023	3.33	2.2
2024	3.29	2.19
2025	3.25	2.18
2026	3.2	2.18
2027	3.16	2.17
2028	3.12	2.16
2029	3.09	2.15
2030	3.05	2.14
2031	3.01	2.13
2032	2.98	2.12
2033	2.95	2.12
2034	2.92	2.11
2035	2.89	2.1
2036	2.86	2.09
2037	2.83	2.09
2038	2.8	2.08
2039	2.77	2.08
2040	2.75	2.08
2041	2.72	2.07
2042	2.7	2.07
2043	2.67	2.07
2044	2.65	2.07
2045	2.63	2.06
2046	2.61	2.06
2047	2.58	2.06
2048	2.56	2.05
2049	2.55	2.05
2050	2.53	2.05

Birth rates by women ages chart

In 2025, of all live births 16.1% were to women under 20 years old, 52.8% to women ages 20-29, and 31.1% to women ages 30 and above. In comparison, the percentages in 1990 were 8.85%, 55.1%, and 36.1% for the same age groups respectively. A chart displaying the historical birth rates in Nauru by maternal age is provided below.

Annual births per 1,000 women ages

Children 0-14 years as share of population

Table

Year	Children 0-14 as share of population
	Nauru	World
1960	34.8%	37.4%
1961	35.2%	37.5%
1962	35.7%	37.6%
1963	36.5%	37.8%
1964	37.5%	38%
1965	38.6%	38%
1966	39.4%	38%
1967	39.5%	38%
1968	41.3%	37.9%
1969	43.4%	37.8%
1970	42.9%	37.7%
1971	41.3%	37.6%
1972	39.7%	37.5%
1973	38.1%	37.3%
1974	36.4%	37.2%
1975	34.9%	37.1%
1976	33.4%	36.9%
1977	31.9%	36.7%
1978	30.9%	36.3%
1979	30.6%	35.9%
1980	30.9%	35.5%
1981	31.9%	35.2%
1982	33.2%	34.9%
1983	34.6%	34.6%
1984	35.7%	34.3%
1985	36.5%	34%
1986	37.5%	33.8%
1987	38.3%	33.6%
1988	39.2%	33.4%
1989	40.2%	33.2%
1990	41.2%	33%
1991	42.1%	32.9%
1992	42.5%	32.7%
1993	42.5%	32.5%
1994	42.1%	32.3%
1995	41.7%	32.1%
1996	41.1%	31.8%
1997	40.5%	31.5%
1998	39.9%	31.1%
1999	39.4%	30.8%
2000	38.9%	30.4%
2001	38.5%	30%
2002	38.2%	29.6%
2003	37.7%	29.2%
2004	37.1%	28.8%
2005	36.6%	28.5%
2006	36.1%	28.1%
2007	35.7%	27.9%
2008	35.6%	27.6%
2009	35.8%	27.5%
2010	36.3%	27.3%
2011	37.1%	27.1%
2012	37.7%	27%
2013	38%	26.9%
2014	38.2%	26.8%
2015	38.2%	26.6%
2016	38.2%	26.5%
2017	38%	26.4%
2018	37.6%	26.2%
2019	37.6%	26%
2020	38%	25.8%
2021	38.3%	25.6%
2022	38.3%	25.3%
2023	38.2%	25%
2024	37.8%	24.7%
2025	37.1%	24.4%
2026	36.4%	24.1%
2027	35.7%	23.8%
2028	35%	23.4%
2029	34.3%	23.1%
2030	33.7%	22.8%
2031	33.1%	22.6%
2032	32.7%	22.3%
2033	32.4%	22.1%
2034	32.1%	21.9%
2035	31.9%	21.7%
2036	31.6%	21.6%
2037	31.3%	21.5%
2038	31.1%	21.4%
2039	31%	21.3%
2040	31%	21.2%
2041	30.9%	21.1%
2042	30.9%	21%
2043	30.9%	21%
2044	30.9%	20.9%
2045	30.8%	20.8%
2046	30.7%	20.7%
2047	30.6%	20.7%
2048	30.4%	20.6%
2049	30.2%	20.5%
2050	30%	20.4%

The share of children aged 0-14 in Nauru was 34.8% in 1960, 42.5% in 1993, and 37.8% as of the latest data in 2025.

More about the demographics of Nauru.

Natural population change by year

For the past 10 years, the natural population change in Nauru, excluding migration, has been +2.28% annually. On average, 259 more people were born each year than died.

Table

Year	Population change due to births and deaths
	Nauru
1960	72
1961	70
1962	75
1963	88
1964	100
1965	113
1966	123
1967	117
1968	116
1969	71
1970	49
1971	50
1972	53
1973	57
1974	63
1975	70
1976	79
1977	89
1978	111
1979	130
1980	145
1981	157
1982	162
1983	163
1984	166
1985	171
1986	178
1987	186
1988	195
1989	204
1990	214
1991	225
1992	237
1993	235
1994	229
1995	225
1996	221
1997	218
1998	214
1999	212
2000	207
2001	203
2002	200
2003	201
2004	202
2005	204
2006	209
2007	222
2008	240
2009	261
2010	281
2011	291
2012	292
2013	291
2014	290
2015	291
2016	289
2017	279
2018	265
2019	255
2020	246
2021	236
2022	226
2023	213

Maternal mortality chart

The maternal mortality rate in Nauru was 273 deaths per 100,000 live births in 2023 — a 0.27% chance of dying during childbirth or within 42 days of pregnancy termination. This is a -1.8% decrease compared to the year 2000.

Table

Year	Maternal mortality per 100K births
	Nauru	World
1985	191	460
1986	209	438
1987	206	429
1988	202	414
1989	198	401
1990	195	391
1991	216	395
1992	217	395
1993	219	389
1994	220	382
1995	219	371
1996	218	366
1997	218	358
1998	257	360
1999	277	340
2000	278	328
2001	299	321
2002	321	311
2003	323	301
2004	324	291
2005	328	283
2006	304	276
2007	303	269
2008	302	264
2009	300	258
2010	297	253
2011	260	247
2012	255	239
2013	247	235
2014	240	231
2015	253	228
2016	248	220
2017	259	215
2018	269	211
2019	267	207
2020	309	211
2021	266	242
2022	317	203
2023	273	197

Under-five mortality rate chart

The under-5 mortality rate in Nauru was 8.9 deaths per 1,000 live births in 2023 — a 0.89% chance that a newborn baby will die before reaching age five. This is down from 41.3 deaths per 1,000 live births in 2000.

Table

Year	Mortality rate before reaching 5 years of age, per 1,000 live births
	Nauru	World
1960	-	18.5%
1961	-	18.1%
1962	-	17.8%
1963	-	17.5%
1964	-	17.7%
1965	-	17.5%
1966	-	17.3%
1967	-	17%
1968	-	16.5%
1969	-	15.5%
1970	-	15.2%
1971	-	15.1%
1972	-	14.4%
1973	-	14.1%
1974	-	13.7%
1975	-	13.4%
1976	-	13%
1977	-	12.5%
1978	-	12.1%
1979	-	11.7%
1980	-	11.4%
1981	-	11%
1982	-	10.8%
1983	-	10.6%
1984	-	10.4%
1985	8.62%	10.1%
1986	8.2%	9.81%
1987	7.81%	9.47%
1988	7.43%	9.31%
1989	7.08%	9.02%
1990	6.74%	8.81%
1991	6.41%	8.66%
1992	6.09%	8.46%
1993	5.78%	8.19%
1994	5.49%	7.98%
1995	5.22%	7.76%
1996	4.97%	7.52%
1997	4.74%	7.28%
1998	4.52%	7.05%
1999	4.32%	6.76%
2000	4.13%	6.48%
2001	3.96%	6.21%
2002	3.81%	5.94%
2003	3.66%	5.65%
2004	3.53%	5.43%
2005	3.41%	5.16%
2006	3.29%	4.92%
2007	3.15%	4.7%
2008	3%	4.5%
2009	2.84%	4.31%
2010	2.66%	4.11%
2011	2.48%	3.97%
2012	2.29%	3.77%
2013	2.11%	3.61%
2014	1.93%	3.48%
2015	1.76%	3.35%
2016	1.61%	3.23%
2017	1.47%	3.11%
2018	1.34%	2.97%
2019	1.22%	2.86%
2020	1.11%	2.75%
2021	1.02%	2.66%
2022	0.95%	2.59%
2023	0.89%	2.49%