Fertility & birth rates in Nigeria and Saint Kitts and Nevis

Fertility rate in Nigeria vs Saint Kitts and Nevis chart

According to the latest available data on birth rates, the fertility rate in Nigeria was 4.48 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 Nigeria 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
	Nigeria	Saint Kitts
1960	6.36	6.54
1961	6.35	6.27
1962	6.36	6.06
1963	6.35	6.12
1964	6.36	6.08
1965	6.37	6.01
1966	6.39	5.78
1967	6.4	5.46
1968	6.42	5.17
1969	6.44	4.97
1970	6.47	4.73
1971	6.53	4.51
1972	6.58	4.16
1973	6.63	3.97
1974	6.7	3.81
1975	6.77	3.68
1976	6.81	3.59
1977	6.86	3.48
1978	6.92	3.29
1979	6.89	3.23
1980	6.85	3.26
1981	6.82	3.3
1982	6.8	3.18
1983	6.78	3.1
1984	6.7	2.88
1985	6.62	2.82
1986	6.56	2.68
1987	6.5	2.62
1988	6.5	2.62
1989	6.49	2.69
1990	6.46	2.73
1991	6.43	2.6
1992	6.39	2.43
1993	6.35	2.38
1994	6.32	2.31
1995	6.27	2.3
1996	6.22	2.26
1997	6.14	2.3
1998	6.07	2.31
1999	6.08	2.26
2000	6.12	2.13
2001	6.13	2.08
2002	6.12	2.04
2003	6.1	2
2004	6.09	1.96
2005	6.06	1.93
2006	6.05	1.9
2007	6.03	1.87
2008	6.02	1.83
2009	5.99	1.8
2010	5.95	1.76
2011	5.89	1.74
2012	5.8	1.71
2013	5.69	1.68
2014	5.62	1.67
2015	5.5	1.64
2016	5.34	1.63
2017	5.18	1.61
2018	5.02	1.59
2019	4.86	1.57
2020	4.7	1.55
2021	4.64	1.53
2022	4.55	1.51
2023	4.48	1.51
2024	4.38	1.53
2025	4.3	1.51
2026	4.2	1.5
2027	4.1	1.49
2028	4.01	1.49
2029	3.92	1.49
2030	3.82	1.48
2031	3.73	1.48
2032	3.65	1.48
2033	3.56	1.48
2034	3.48	1.48
2035	3.41	1.48
2036	3.34	1.48
2037	3.27	1.49
2038	3.21	1.49
2039	3.16	1.49
2040	3.1	1.49
2041	3.04	1.49
2042	2.99	1.49
2043	2.94	1.5
2044	2.89	1.5
2045	2.85	1.5
2046	2.8	1.5
2047	2.76	1.5
2048	2.73	1.5
2049	2.69	1.5
2050	2.66	1.5

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	Nigeria	Saint Kitts
1960	41.1%	45.6%
1961	41.1%	45.7%
1962	41.1%	45.8%
1963	41.2%	46%
1964	41.4%	46.1%
1965	41.5%	46.3%
1966	41.7%	46.6%
1967	41.8%	47%
1968	42%	47.4%
1969	42.2%	47.7%
1970	42.4%	47.2%
1971	42.5%	45.8%
1972	42.8%	44.3%
1973	43%	42.9%
1974	43.2%	41.6%
1975	43.4%	40.5%
1976	43.7%	39.6%
1977	43.9%	38.8%
1978	44.2%	38.2%
1979	44.4%	37.6%
1980	44.6%	36.9%
1981	44.8%	36.2%
1982	45%	35.6%
1983	45.2%	35.1%
1984	45.4%	34.7%
1985	45.5%	34.5%
1986	45.6%	34.3%
1987	45.6%	34.2%
1988	45.5%	34.1%
1989	45.5%	34.1%
1990	45.3%	34.2%
1991	45.2%	34.1%
1992	45%	33.6%
1993	44.8%	32.9%
1994	44.6%	32.3%
1995	44.4%	31.7%
1996	44.2%	31.1%
1997	44.1%	30.6%
1998	43.9%	30.1%
1999	43.8%	29.7%
2000	43.7%	29.3%
2001	43.7%	28.8%
2002	43.8%	28.1%
2003	43.8%	27.4%
2004	43.9%	26.6%
2005	44%	26%
2006	44.1%	25.3%
2007	44.2%	24.8%
2008	44.3%	24.4%
2009	44.4%	24%
2010	44.4%	23.3%
2011	44.5%	22.7%
2012	44.5%	22.2%
2013	44.5%	21.7%
2014	44.4%	21.1%
2015	44.3%	20.6%
2016	44.1%	20.2%
2017	43.9%	19.9%
2018	43.6%	19.6%
2019	43.2%	19.3%
2020	42.8%	19.1%
2021	42.4%	18.8%
2022	42%	18.6%
2023	41.5%	18.3%
2024	41%	18.2%
2025	40.5%	18.3%
2026	40%	18.4%
2027	39.5%	18.2%
2028	39%	17.9%
2029	38.5%	17.7%
2030	38%	17.5%
2031	37.6%	17.2%
2032	37.2%	17%
2033	36.8%	16.8%
2034	36.5%	16.5%
2035	36.2%	16.3%
2036	35.9%	16.1%
2037	35.5%	15.9%
2038	35.2%	15.7%
2039	34.9%	15.5%
2040	34.5%	15.4%
2041	34.2%	15.2%
2042	33.8%	15.1%
2043	33.5%	15%
2044	33.1%	14.8%
2045	32.8%	14.7%
2046	32.4%	14.6%
2047	32%	14.5%
2048	31.6%	14.5%
2049	31.3%	14.4%
2050	30.9%	14.3%

Children aged 0-14 make up 41% of the population in Nigeria and 18.2% in Saint Kitts and Nevis in 2024, compared to 45.3% and 34.2% respectively in 1990.

Demographics of Nigeria and Saint Kitts and Nevis compared.

Natural population change in Nigeria vs Saint Kitts and Nevis by year

For the past 10 years, the annual natural population change (excluding migration) has been +2.29% in Nigeria 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
	Nigeria	Saint Kitts
1960	901,301	1,562
1961	932,111	1,466
1962	966,452	1,373
1963	995,116	1,360
1964	1,028,272	1,305
1965	1,061,840	1,228
1966	1,095,582	1,103
1967	1,082,884	951
1968	1,168,254	812
1969	1,213,484	708
1970	1,295,507	611
1971	1,373,896	615
1972	1,448,928	619
1973	1,525,485	646
1974	1,624,813	670
1975	1,718,623	688
1976	1,827,289	703
1977	1,923,917	697
1978	2,019,621	654
1979	2,074,807	643
1980	2,121,618	652
1981	2,179,884	684
1982	2,233,401	672
1983	2,292,089	664
1984	2,278,060	598
1985	2,289,784	574
1986	2,295,003	520
1987	2,322,397	486
1988	2,376,419	471
1989	2,452,324	476
1990	2,491,928	471
1991	2,527,807	411
1992	2,596,173	369
1993	2,673,675	373
1994	2,735,198	370
1995	2,830,771	382
1996	2,882,205	379
1997	2,936,500	405
1998	3,003,946	415
1999	3,155,425	413
2000	3,343,196	376
2001	3,478,370	369
2002	3,606,814	365
2003	3,751,120	369
2004	3,877,376	365
2005	4,013,788	361
2006	4,135,703	355
2007	4,265,428	341
2008	4,412,976	322
2009	4,528,149	300
2010	4,629,173	274
2011	4,728,363	250
2012	4,774,508	246
2013	4,811,751	227
2014	4,862,319	213
2015	4,823,045	197
2016	4,761,594	185
2017	4,706,183	169
2018	4,659,898	150
2019	4,609,941	135
2020	4,525,164	98
2021	4,641,562	-20
2022	4,739,502	14
2023	4,834,309	84

Maternal mortality chart: Nigeria 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 993 deaths per 100,000 live births in Nigeria, compared to 74 deaths in Saint Kitts and Nevis.

Table

Year	Maternal mortality per 100K births
	Nigeria	Saint Kitts
1985	1,344	290
1986	1,363	285
1987	1,351	302
1988	1,332	308
1989	1,304	316
1990	1,285	302
1991	1,282	280
1992	1,246	255
1993	1,200	225
1994	1,193	205
1995	1,186	204
1996	1,185	194
1997	1,184	194
1998	1,189	193
1999	1,165	164
2000	1,136	143
2001	1,130	131
2002	1,117	115
2003	1,090	111
2004	1,075	104
2005	1,060	102
2006	1,067	99
2007	1,063	96
2008	1,081	95
2009	1,088	93
2010	1,094	92
2011	1,108	90
2012	1,124	88
2013	1,146	82
2014	1,155	82
2015	1,168	76
2016	1,155	75
2017	1,142	74
2018	1,118	78
2019	1,091	74
2020	1,065	80
2021	1,046	111
2022	1,016	99
2023	993	74

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 10.5% in Nigeria 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
	Nigeria	Saint Kitts
1964	32.7%	-
1965	32%	-
1966	31.3%	-
1967	30.7%	-
1968	30%	-
1969	29.3%	-
1970	28.5%	-
1971	27.7%	-
1972	26.9%	-
1973	26.1%	6.16%
1974	25.2%	6.03%
1975	24.4%	5.91%
1976	23.6%	5.78%
1977	22.9%	5.64%
1978	22.3%	5.48%
1979	21.8%	5.29%
1980	21.3%	5.06%
1981	21%	4.81%
1982	20.8%	4.53%
1983	20.7%	4.26%
1984	20.7%	4%
1985	20.8%	3.76%
1986	20.9%	3.56%
1987	20.9%	3.39%
1988	21%	3.24%
1989	21%	3.12%
1990	21%	3.03%
1991	20.9%	2.96%
1992	20.8%	2.9%
1993	20.7%	2.85%
1994	20.6%	2.8%
1995	20.4%	2.76%
1996	20.1%	2.7%
1997	19.7%	2.64%
1998	19.3%	2.56%
1999	18.8%	2.48%
2000	18.2%	2.39%
2001	17.7%	2.29%
2002	17.1%	2.2%
2003	16.5%	2.11%
2004	16%	2.03%
2005	15.5%	1.97%
2006	15%	1.92%
2007	14.5%	1.89%
2008	14.1%	1.88%
2009	13.8%	1.87%
2010	13.5%	1.88%
2011	13.3%	1.89%
2012	13.1%	1.91%
2013	12.9%	1.93%
2014	12.8%	1.95%
2015	12.6%	1.94%
2016	12.5%	1.93%
2017	12.3%	1.9%
2018	12%	1.86%
2019	11.8%	1.82%
2020	11.4%	1.77%
2021	11.1%	1.72%
2022	10.8%	1.68%
2023	10.5%	1.63%