Fertility & birth rates in Saint Kitts and Nevis and United States

Fertility rate in Saint Kitts and Nevis vs United States chart

According to the latest available data on birth rates, the fertility rate in Saint Kitts and Nevis was 1.51 children per woman in 2023, compared to 1.62 in the United States in 2023. The replacement level is considered to be 2.1 children per woman.

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

The chart below showcases historical changes in the birth rates.

Table

Year	Fertility rate
	Saint Kitts	United States
1960	6.54	3.65
1961	6.27	3.62
1962	6.06	3.46
1963	6.12	3.32
1964	6.08	3.19
1965	6.01	2.91
1966	5.78	2.72
1967	5.46	2.56
1968	5.17	2.46
1969	4.97	2.46
1970	4.73	2.48
1971	4.51	2.27
1972	4.16	2.01
1973	3.97	1.88
1974	3.81	1.84
1975	3.68	1.77
1976	3.59	1.74
1977	3.48	1.79
1978	3.29	1.76
1979	3.23	1.81
1980	3.26	1.84
1981	3.3	1.81
1982	3.18	1.83
1983	3.1	1.8
1984	2.88	1.81
1985	2.82	1.84
1986	2.68	1.84
1987	2.62	1.87
1988	2.62	1.93
1989	2.69	2.01
1990	2.73	2.08
1991	2.6	2.06
1992	2.43	2.05
1993	2.38	2.02
1994	2.31	2
1995	2.3	1.98
1996	2.26	1.98
1997	2.3	1.97
1998	2.31	2
1999	2.26	2.01
2000	2.13	2.06
2001	2.08	2.03
2002	2.04	2.02
2003	2	2.05
2004	1.96	2.05
2005	1.93	2.06
2006	1.9	2.11
2007	1.87	2.12
2008	1.83	2.07
2009	1.8	2
2010	1.76	1.93
2011	1.74	1.89
2012	1.71	1.88
2013	1.68	1.86
2014	1.67	1.86
2015	1.64	1.84
2016	1.63	1.82
2017	1.61	1.77
2018	1.59	1.73
2019	1.57	1.71
2020	1.55	1.64
2021	1.53	1.66
2022	1.51	1.66
2023	1.51	1.62
2024	1.53	1.62
2025	1.51	1.62
2026	1.5	1.62
2027	1.49	1.62
2028	1.49	1.62
2029	1.49	1.62
2030	1.48	1.62
2031	1.48	1.62
2032	1.48	1.62
2033	1.48	1.63
2034	1.48	1.62
2035	1.48	1.63
2036	1.48	1.63
2037	1.49	1.63
2038	1.49	1.63
2039	1.49	1.63
2040	1.49	1.63
2041	1.49	1.63
2042	1.49	1.63
2043	1.5	1.63
2044	1.5	1.63
2045	1.5	1.64
2046	1.5	1.64
2047	1.5	1.63
2048	1.5	1.64
2049	1.5	1.63
2050	1.5	1.64

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	Saint Kitts	United States
1960	45.6%	31.3%
1961	45.7%	31.4%
1962	45.8%	31.3%
1963	46%	31.1%
1964	46.1%	30.9%
1965	46.3%	30.7%
1966	46.6%	30.4%
1967	47%	30%
1968	47.4%	29.5%
1969	47.7%	29%
1970	47.2%	28.6%
1971	45.8%	28%
1972	44.3%	27.4%
1973	42.9%	26.6%
1974	41.6%	25.9%
1975	40.5%	25.2%
1976	39.6%	24.4%
1977	38.8%	23.8%
1978	38.2%	23.2%
1979	37.6%	22.8%
1980	36.9%	22.4%
1981	36.2%	22.1%
1982	35.6%	22%
1983	35.1%	21.8%
1984	34.7%	21.7%
1985	34.5%	21.5%
1986	34.3%	21.3%
1987	34.2%	21.3%
1988	34.1%	21.3%
1989	34.1%	21.5%
1990	34.2%	21.6%
1991	34.1%	21.7%
1992	33.6%	21.8%
1993	32.9%	21.9%
1994	32.3%	21.9%
1995	31.7%	21.8%
1996	31.1%	21.7%
1997	30.6%	21.5%
1998	30.1%	21.4%
1999	29.7%	21.3%
2000	29.3%	21.2%
2001	28.8%	21%
2002	28.1%	20.9%
2003	27.4%	20.7%
2004	26.6%	20.5%
2005	26%	20.3%
2006	25.3%	20.2%
2007	24.8%	20%
2008	24.4%	19.9%
2009	24%	19.8%
2010	23.3%	19.7%
2011	22.7%	19.6%
2012	22.2%	19.5%
2013	21.7%	19.4%
2014	21.1%	19.3%
2015	20.6%	19.2%
2016	20.2%	19.1%
2017	19.9%	18.9%
2018	19.6%	18.8%
2019	19.3%	18.6%
2020	19.1%	18.4%
2021	18.8%	18.1%
2022	18.6%	17.9%
2023	18.3%	17.6%
2024	18.2%	17.3%
2025	18.3%	17.1%
2026	18.4%	16.9%
2027	18.2%	16.7%
2028	17.9%	16.6%
2029	17.7%	16.4%
2030	17.5%	16.3%
2031	17.2%	16.1%
2032	17%	16%
2033	16.8%	16%
2034	16.5%	15.9%
2035	16.3%	15.9%
2036	16.1%	15.9%
2037	15.9%	15.9%
2038	15.7%	15.9%
2039	15.5%	15.9%
2040	15.4%	15.9%
2041	15.2%	16%
2042	15.1%	16%
2043	15%	16%
2044	14.8%	16%
2045	14.7%	16%
2046	14.6%	16%
2047	14.5%	16%
2048	14.5%	16%
2049	14.4%	15.9%
2050	14.3%	15.9%

Children aged 0-14 make up 18.2% of the population in Saint Kitts and Nevis and 17.3% in the United States in 2024, compared to 34.2% and 21.6% respectively in 1990.

Demographics of Saint Kitts and Nevis and the United States compared.

Natural population change in Saint Kitts and Nevis vs United States by year

For the past 10 years, the annual natural population change (excluding migration) has been +0.26% in Saint Kitts and Nevis and +0.25% in the United States. 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
	Saint Kitts	United States
1960	1,562	2,565,530
1961	1,466	2,571,681
1962	1,373	2,406,337
1963	1,360	2,289,826
1964	1,305	2,245,099
1965	1,228	1,943,030
1966	1,103	1,749,387
1967	951	1,669,181
1968	812	1,565,507
1969	708	1,702,487
1970	611	1,824,965
1971	615	1,640,519
1972	619	1,301,355
1973	646	1,165,499
1974	670	1,218,968
1975	688	1,252,644
1976	703	1,264,604
1977	697	1,431,556
1978	654	1,402,283
1979	643	1,597,894
1980	652	1,608,450
1981	684	1,652,153
1982	672	1,714,317
1983	664	1,636,544
1984	598	1,627,192
1985	574	1,689,258
1986	520	1,656,917
1987	486	1,720,252
1988	471	1,735,943
1989	476	1,875,826
1990	471	2,026,068
1991	411	1,926,543
1992	369	1,875,328
1993	373	1,717,685
1994	370	1,633,302
1995	382	1,546,031
1996	379	1,510,137
1997	405	1,501,014
1998	415	1,573,857
1999	413	1,564,050
2000	376	1,664,758
2001	369	1,595,826
2002	365	1,581,938
2003	369	1,653,615
2004	365	1,698,271
2005	361	1,684,445
2006	355	1,849,955
2007	341	1,897,757
2008	322	1,794,154
2009	300	1,717,920
2010	274	1,548,182
2011	250	1,441,697
2012	246	1,411,822
2013	227	1,322,711
2014	213	1,357,281
2015	197	1,270,126
2016	185	1,197,627
2017	169	1,028,037
2018	150	955,022
2019	135	887,476
2020	98	208,862
2021	-20	199,137
2022	14	399,926
2023	84	502,372

Maternal mortality chart: Saint Kitts and Nevis vs United States

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 74 deaths per 100,000 live births in Saint Kitts and Nevis, compared to 17 deaths in the United States.

Table

Year	Maternal mortality per 100K births
	Saint Kitts	United States
1985	290	11
1986	285	11
1987	302	11
1988	308	12
1989	316	12
1990	302	12
1991	280	12
1992	255	11
1993	225	12
1994	205	11
1995	204	12
1996	194	11
1997	194	11
1998	193	11
1999	164	12
2000	143	12
2001	131	13
2002	115	13
2003	111	13
2004	104	13
2005	102	13
2006	99	13
2007	96	13
2008	95	14
2009	93	15
2010	92	15
2011	90	15
2012	88	16
2013	82	16
2014	82	17
2015	76	17
2016	75	18
2017	74	18
2018	78	18
2019	74	18
2020	80	22
2021	111	31
2022	99	20
2023	74	17

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 1.63% in Saint Kitts and Nevis and 0.65% in the United States. 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
	Saint Kitts	United States
1960	-	3.01%
1961	-	2.95%
1962	-	2.89%
1963	-	2.83%
1964	-	2.77%
1965	-	2.71%
1966	-	2.64%
1967	-	2.57%
1968	-	2.49%
1969	-	2.41%
1970	-	2.32%
1971	-	2.24%
1972	-	2.15%
1973	6.16%	2.06%
1974	6.03%	1.97%
1975	5.91%	1.88%
1976	5.78%	1.79%
1977	5.64%	1.71%
1978	5.48%	1.63%
1979	5.29%	1.56%
1980	5.06%	1.5%
1981	4.81%	1.44%
1982	4.53%	1.39%
1983	4.26%	1.34%
1984	4%	1.3%
1985	3.76%	1.27%
1986	3.56%	1.24%
1987	3.39%	1.21%
1988	3.24%	1.19%
1989	3.12%	1.16%
1990	3.03%	1.12%
1991	2.96%	1.09%
1992	2.9%	1.05%
1993	2.85%	1.01%
1994	2.8%	0.98%
1995	2.76%	0.95%
1996	2.7%	0.92%
1997	2.64%	0.89%
1998	2.56%	0.87%
1999	2.48%	0.86%
2000	2.39%	0.84%
2001	2.29%	0.83%
2002	2.2%	0.82%
2003	2.11%	0.81%
2004	2.03%	0.81%
2005	1.97%	0.8%
2006	1.92%	0.79%
2007	1.89%	0.77%
2008	1.88%	0.76%
2009	1.87%	0.75%
2010	1.88%	0.73%
2011	1.89%	0.72%
2012	1.91%	0.7%
2013	1.93%	0.69%
2014	1.95%	0.68%
2015	1.94%	0.68%
2016	1.93%	0.67%
2017	1.9%	0.66%
2018	1.86%	0.65%
2019	1.82%	0.65%
2020	1.77%	0.65%
2021	1.72%	0.65%
2022	1.68%	0.65%
2023	1.63%	0.65%