Fertility & birth rates in New Zealand and Saint Kitts and Nevis

Fertility rate in New Zealand vs Saint Kitts and Nevis chart

According to the latest available data on birth rates, the fertility rate in New Zealand was 1.56 children per woman in 2023, compared to 1.51 in Saint Kitts and Nevis in 2023. The replacement level is considered to be 2.1 children per woman.

Check New Zealand vs Saint Kitts and Nevis population clock for a dynamic visualization of the changing population.

The chart below showcases historical changes in the birth rates.

Table

Year	Fertility rate
	New Zealand	Saint Kitts
1960	4.24	6.54
1961	4.31	6.27
1962	4.19	6.06
1963	4.05	6.12
1964	3.8	6.08
1965	3.54	6.01
1966	3.41	5.78
1967	3.35	5.46
1968	3.34	5.17
1969	3.28	4.97
1970	3.17	4.73
1971	3.18	4.51
1972	3	4.16
1973	2.76	3.97
1974	2.58	3.81
1975	2.37	3.68
1976	2.27	3.59
1977	2.21	3.48
1978	2.07	3.29
1979	2.12	3.23
1980	2.03	3.26
1981	2.01	3.3
1982	1.95	3.18
1983	1.92	3.1
1984	1.93	2.88
1985	1.93	2.82
1986	1.96	2.68
1987	2.03	2.62
1988	2.1	2.62
1989	2.12	2.69
1990	2.18	2.73
1991	2.09	2.6
1992	2.06	2.43
1993	2.04	2.38
1994	1.98	2.31
1995	1.98	2.3
1996	1.96	2.26
1997	1.96	2.3
1998	1.89	2.31
1999	1.97	2.26
2000	1.98	2.13
2001	1.97	2.08
2002	1.89	2.04
2003	1.93	2
2004	1.98	1.96
2005	1.97	1.93
2006	2.01	1.9
2007	2.18	1.87
2008	2.19	1.83
2009	2.13	1.8
2010	2.17	1.76
2011	2.09	1.74
2012	2.1	1.71
2013	2.01	1.68
2014	1.92	1.67
2015	1.99	1.64
2016	1.87	1.63
2017	1.81	1.61
2018	1.71	1.59
2019	1.72	1.57
2020	1.61	1.55
2021	1.64	1.53
2022	1.66	1.51
2023	1.56	1.51
2024	1.55	1.53
2025	1.54	1.51
2026	1.53	1.5
2027	1.53	1.49
2028	1.52	1.49
2029	1.52	1.49
2030	1.52	1.48
2031	1.52	1.48
2032	1.52	1.48
2033	1.51	1.48
2034	1.51	1.48
2035	1.51	1.48
2036	1.51	1.48
2037	1.51	1.49
2038	1.51	1.49
2039	1.51	1.49
2040	1.51	1.49
2041	1.51	1.49
2042	1.51	1.49
2043	1.51	1.5
2044	1.51	1.5
2045	1.51	1.5
2046	1.51	1.5
2047	1.51	1.5
2048	1.51	1.5
2049	1.51	1.5
2050	1.51	1.5

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	New Zealand	Saint Kitts
1960	32.8%	45.6%
1961	33%	45.7%
1962	33%	45.8%
1963	32.9%	46%
1964	32.9%	46.1%
1965	32.7%	46.3%
1966	32.6%	46.6%
1967	32.5%	47%
1968	32.3%	47.4%
1969	32.2%	47.7%
1970	31.9%	47.2%
1971	31.7%	45.8%
1972	31.4%	44.3%
1973	31%	42.9%
1974	30.5%	41.6%
1975	30.1%	40.5%
1976	29.6%	39.6%
1977	29%	38.8%
1978	28.4%	38.2%
1979	27.8%	37.6%
1980	27.2%	36.9%
1981	26.7%	36.2%
1982	26.2%	35.6%
1983	25.6%	35.1%
1984	25.1%	34.7%
1985	24.6%	34.5%
1986	24.2%	34.3%
1987	23.8%	34.2%
1988	23.5%	34.1%
1989	23.3%	34.1%
1990	23.3%	34.2%
1991	23.2%	34.1%
1992	23.1%	33.6%
1993	23.1%	32.9%
1994	23.1%	32.3%
1995	23.1%	31.7%
1996	23%	31.1%
1997	23%	30.6%
1998	23%	30.1%
1999	22.9%	29.7%
2000	22.8%	29.3%
2001	22.6%	28.8%
2002	22.4%	28.1%
2003	22.1%	27.4%
2004	21.8%	26.6%
2005	21.5%	26%
2006	21.3%	25.3%
2007	21.1%	24.8%
2008	21%	24.4%
2009	20.9%	24%
2010	20.9%	23.3%
2011	20.8%	22.7%
2012	20.6%	22.2%
2013	20.4%	21.7%
2014	20.2%	21.1%
2015	19.9%	20.6%
2016	19.6%	20.2%
2017	19.5%	19.9%
2018	19.3%	19.6%
2019	19.2%	19.3%
2020	19%	19.1%
2021	18.9%	18.8%
2022	18.6%	18.6%
2023	18.4%	18.3%
2024	18.1%	18.2%
2025	17.9%	18.3%
2026	17.6%	18.4%
2027	17.4%	18.2%
2028	17.2%	17.9%
2029	17%	17.7%
2030	16.8%	17.5%
2031	16.6%	17.2%
2032	16.4%	17%
2033	16.3%	16.8%
2034	16.1%	16.5%
2035	16%	16.3%
2036	15.9%	16.1%
2037	15.8%	15.9%
2038	15.7%	15.7%
2039	15.6%	15.5%
2040	15.5%	15.4%
2041	15.4%	15.2%
2042	15.4%	15.1%
2043	15.4%	15%
2044	15.3%	14.8%
2045	15.3%	14.7%
2046	15.3%	14.6%
2047	15.3%	14.5%
2048	15.3%	14.5%
2049	15.2%	14.4%
2050	15.2%	14.3%

Children aged 0-14 make up 18.1% of the population in New Zealand and 18.2% in Saint Kitts and Nevis in 2024, compared to 23.3% and 34.2% respectively in 1990.

Demographics of New Zealand and Saint Kitts and Nevis compared.

Natural population change in New Zealand vs Saint Kitts and Nevis by year

For the past 10 years, the annual natural population change (excluding migration) has been +0.51% in New Zealand and +0.26% in Saint Kitts and Nevis. 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
	New Zealand	Saint Kitts
1960	41,791	1,562
1961	43,482	1,466
1962	42,865	1,373
1963	42,027	1,360
1964	39,375	1,305
1965	36,982	1,228
1966	36,151	1,103
1967	37,974	951
1968	37,594	812
1969	38,098	708
1970	37,101	611
1971	40,000	615
1972	38,244	619
1973	35,239	646
1974	33,896	670
1975	31,355	688
1976	29,456	703
1977	28,020	697
1978	26,156	654
1979	26,675	643
1980	23,658	652
1981	25,374	684
1982	24,207	672
1983	24,315	664
1984	26,043	598
1985	24,126	574
1986	25,549	520
1987	27,603	486
1988	29,846	471
1989	30,749	476
1990	33,298	471
1991	33,518	411
1992	32,067	369
1993	31,685	373
1994	30,372	370
1995	29,828	382
1996	28,997	379
1997	30,137	405
1998	29,146	415
1999	28,916	413
2000	29,897	376
2001	27,939	369
2002	25,941	365
2003	28,150	369
2004	29,634	365
2005	30,674	361
2006	30,924	355
2007	35,480	341
2008	35,143	322
2009	33,560	300
2010	35,458	274
2011	31,302	250
2012	31,077	246
2013	29,096	227
2014	26,196	213
2015	29,408	197
2016	28,237	185
2017	26,282	169
2018	24,797	150
2019	25,344	135
2020	24,993	98
2021	23,767	-20
2022	20,264	14
2023	19,039	84

Maternal mortality chart: New Zealand vs Saint Kitts and Nevis

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 7 deaths per 100,000 live births in New Zealand, compared to 74 deaths in Saint Kitts and Nevis.

Table

Year	Maternal mortality per 100K births
	New Zealand	Saint Kitts
1985	19	290
1986	18	285
1987	19	302
1988	19	308
1989	18	316
1990	18	302
1991	16	280
1992	15	255
1993	14	225
1994	13	205
1995	14	204
1996	14	194
1997	13	194
1998	12	193
1999	12	164
2000	11	143
2001	10	131
2002	11	115
2003	11	111
2004	11	104
2005	11	102
2006	10	99
2007	10	96
2008	10	95
2009	10	93
2010	10	92
2011	10	90
2012	9	88
2013	8	82
2014	7	82
2015	8	76
2016	8	75
2017	8	74
2018	7	78
2019	8	74
2020	8	80
2021	8	111
2022	23	99
2023	7	74

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 0.47% in New Zealand and 1.63% in Saint Kitts and Nevis. 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
	New Zealand	Saint Kitts
1960	2.78%	-
1961	2.68%	-
1962	2.58%	-
1963	2.48%	-
1964	2.39%	-
1965	2.31%	-
1966	2.25%	-
1967	2.2%	-
1968	2.16%	-
1969	2.12%	-
1970	2.08%	-
1971	2.03%	-
1972	1.98%	-
1973	1.94%	6.16%
1974	1.88%	6.03%
1975	1.83%	5.91%
1976	1.77%	5.78%
1977	1.71%	5.64%
1978	1.66%	5.48%
1979	1.61%	5.29%
1980	1.56%	5.06%
1981	1.52%	4.81%
1982	1.48%	4.53%
1983	1.45%	4.26%
1984	1.41%	4%
1985	1.38%	3.76%
1986	1.34%	3.56%
1987	1.29%	3.39%
1988	1.24%	3.24%
1989	1.18%	3.12%
1990	1.12%	3.03%
1991	1.06%	2.96%
1992	1%	2.9%
1993	0.95%	2.85%
1994	0.91%	2.8%
1995	0.87%	2.76%
1996	0.84%	2.7%
1997	0.81%	2.64%
1998	0.78%	2.56%
1999	0.76%	2.48%
2000	0.74%	2.39%
2001	0.72%	2.29%
2002	0.7%	2.2%
2003	0.69%	2.11%
2004	0.67%	2.03%
2005	0.66%	1.97%
2006	0.65%	1.92%
2007	0.65%	1.89%
2008	0.64%	1.88%
2009	0.63%	1.87%
2010	0.62%	1.88%
2011	0.61%	1.89%
2012	0.6%	1.91%
2013	0.59%	1.93%
2014	0.57%	1.95%
2015	0.56%	1.94%
2016	0.55%	1.93%
2017	0.53%	1.9%
2018	0.52%	1.86%
2019	0.51%	1.82%
2020	0.5%	1.77%
2021	0.49%	1.72%
2022	0.48%	1.68%
2023	0.47%	1.63%