Fertility & birth rates in Niger and Sierra Leone

Fertility rate in Niger vs Sierra Leone chart

According to the latest available data on birth rates, the fertility rate in Niger was 6.06 children per woman in 2023, compared to 3.79 in Sierra Leone in 2023. The replacement level is considered to be 2.1 children per woman.

Check Niger vs Sierra Leone population clock for a dynamic visualization of the changing population.

The chart below showcases historical changes in the birth rates.

Table

Year	Fertility rate
	Niger	Sierra Leone
1960	7.53	6.18
1961	7.51	6.21
1962	7.5	6.22
1963	7.49	6.26
1964	7.48	6.29
1965	7.47	6.31
1966	7.48	6.35
1967	7.49	6.38
1968	7.5	6.39
1969	7.51	6.39
1970	7.51	6.41
1971	7.52	6.43
1972	7.52	6.45
1973	7.53	6.47
1974	7.54	6.53
1975	7.54	6.55
1976	7.56	6.55
1977	7.6	6.57
1978	7.66	6.59
1979	7.72	6.58
1980	7.78	6.56
1981	7.82	6.55
1982	7.86	6.56
1983	7.9	6.57
1984	7.92	6.59
1985	7.93	6.59
1986	7.9	6.6
1987	7.87	6.61
1988	7.84	6.59
1989	7.82	6.57
1990	7.81	6.57
1991	7.8	6.55
1992	7.8	6.56
1993	7.79	6.57
1994	7.79	6.56
1995	7.78	6.56
1996	7.78	6.55
1997	7.8	6.53
1998	7.84	6.5
1999	7.84	6.42
2000	7.83	6.36
2001	7.81	6.31
2002	7.8	6.23
2003	7.79	6.09
2004	7.78	5.92
2005	7.77	5.81
2006	7.74	5.74
2007	7.73	5.64
2008	7.7	5.56
2009	7.68	5.45
2010	7.64	5.33
2011	7.59	5.21
2012	7.53	5.06
2013	7.45	4.87
2014	7.34	4.7
2015	7.22	4.55
2016	7.04	4.47
2017	6.87	4.39
2018	6.71	4.29
2019	6.54	4.19
2020	6.37	4.08
2021	6.2	3.98
2022	6.14	3.88
2023	6.06	3.79
2024	5.93	3.7
2025	5.79	3.61
2026	5.64	3.53
2027	5.49	3.47
2028	5.35	3.37
2029	5.22	3.3
2030	5.08	3.23
2031	4.93	3.18
2032	4.8	3.12
2033	4.69	3.07
2034	4.55	3.02
2035	4.44	2.97
2036	4.32	2.92
2037	4.21	2.88
2038	4.1	2.84
2039	4	2.79
2040	3.91	2.76
2041	3.82	2.72
2042	3.74	2.68
2043	3.66	2.65
2044	3.59	2.62
2045	3.53	2.58
2046	3.46	2.55
2047	3.39	2.53
2048	3.34	2.5
2049	3.28	2.47
2050	3.22	2.45

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	Niger	Sierra Leone
1960	49%	38.2%
1961	48.9%	38.3%
1962	48.8%	38.3%
1963	48.8%	38.5%
1964	48.8%	38.8%
1965	48.7%	39.1%
1966	48.6%	39.4%
1967	48.5%	39.6%
1968	48.4%	39.9%
1969	48.3%	40.1%
1970	48.1%	40.3%
1971	48%	40.6%
1972	47.9%	40.7%
1973	47.7%	40.9%
1974	47.6%	41.1%
1975	47.4%	41.3%
1976	47.3%	41.4%
1977	47.1%	41.6%
1978	47%	41.7%
1979	47%	41.8%
1980	47%	41.9%
1981	47%	42%
1982	47%	42.1%
1983	47%	42.2%
1984	47%	42.3%
1985	47%	42.5%
1986	47%	42.6%
1987	47%	42.7%
1988	47%	42.8%
1989	46.9%	42.9%
1990	46.8%	42.9%
1991	46.8%	43%
1992	46.7%	43.1%
1993	46.7%	43.2%
1994	46.7%	43.3%
1995	46.7%	43.4%
1996	46.7%	43.5%
1997	46.8%	43.5%
1998	46.9%	43.6%
1999	47.1%	43.7%
2000	47.3%	43.8%
2001	47.5%	43.9%
2002	47.8%	43.9%
2003	48%	43.9%
2004	48.2%	43.9%
2005	48.5%	43.8%
2006	48.7%	43.7%
2007	48.9%	43.6%
2008	49.1%	43.5%
2009	49.3%	43.4%
2010	49.4%	43.2%
2011	49.5%	43%
2012	49.5%	42.8%
2013	49.4%	42.5%
2014	49.3%	42.2%
2015	49.2%	41.8%
2016	49%	41.4%
2017	48.8%	41%
2018	48.6%	40.6%
2019	48.3%	40.2%
2020	48%	39.8%
2021	47.7%	39.4%
2022	47.3%	39%
2023	47%	38.5%
2024	46.6%	38.1%
2025	46.2%	37.7%
2026	45.8%	37.2%
2027	45.5%	36.8%
2028	45%	36.3%
2029	44.6%	35.9%
2030	44.2%	35.5%
2031	43.8%	35.2%
2032	43.4%	34.8%
2033	43%	34.4%
2034	42.6%	34%
2035	42.2%	33.6%
2036	41.8%	33.2%
2037	41.3%	32.8%
2038	40.9%	32.4%
2039	40.4%	32%
2040	39.9%	31.6%
2041	39.4%	31.2%
2042	38.9%	30.9%
2043	38.4%	30.5%
2044	37.9%	30.2%
2045	37.4%	29.8%
2046	36.9%	29.5%
2047	36.4%	29.2%
2048	35.9%	28.8%
2049	35.5%	28.5%
2050	35%	28.2%

Children aged 0-14 make up 46.6% of the population in Niger and 38.1% in Sierra Leone in 2024, compared to 46.8% and 42.9% respectively in 1990.

Demographics of Niger and Sierra Leone compared.

Natural population change in Niger vs Sierra Leone by year

For the past 10 years, the annual natural population change (excluding migration) has been +3.43% in Niger and +2.31% in Sierra Leone. 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
	Niger	Sierra Leone
1960	105,081	38,192
1961	107,693	40,022
1962	110,280	41,603
1963	113,072	43,569
1964	115,386	45,487
1965	116,963	47,223
1966	119,314	49,486
1967	121,358	51,734
1968	123,301	53,126
1969	125,389	54,768
1970	128,184	56,513
1971	128,223	58,484
1972	133,813	60,279
1973	137,695	62,443
1974	142,606	65,357
1975	147,962	67,560
1976	154,489	69,506
1977	161,792	71,663
1978	171,614	74,130
1979	180,632	75,992
1980	189,251	77,932
1981	195,938	80,111
1982	202,012	82,457
1983	207,962	84,628
1984	213,111	87,072
1985	219,206	88,869
1986	224,365	90,902
1987	231,371	94,235
1988	237,296	96,344
1989	245,278	98,298
1990	256,594	100,778
1991	266,527	105,477
1992	278,690	103,251
1993	292,135	103,317
1994	306,026	101,486
1995	323,630	100,885
1996	341,223	104,140
1997	358,745	105,433
1998	377,120	103,906
1999	394,212	102,295
2000	410,779	110,754
2001	428,417	116,647
2002	446,767	126,429
2003	467,295	130,312
2004	488,328	132,661
2005	511,167	137,234
2006	533,374	144,127
2007	556,808	145,740
2008	579,727	149,855
2009	602,671	152,669
2010	624,685	155,338
2011	645,175	158,858
2012	664,009	160,915
2013	686,070	161,265
2014	704,609	160,137
2015	721,630	162,275
2016	738,999	168,784
2017	752,384	173,259
2018	763,536	178,772
2019	775,474	181,068
2020	784,437	181,015
2021	793,428	183,326
2022	829,651	186,625
2023	864,139	188,788

Maternal mortality chart: Niger vs Sierra Leone

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 350 deaths per 100,000 live births in Niger, compared to 354 deaths in Sierra Leone.

Table

Year	Maternal mortality per 100K births
	Niger	Sierra Leone
1985	1,137	1,506
1986	1,107	1,530
1987	1,074	1,533
1988	1,040	1,549
1989	1,010	1,575
1990	983	1,572
1991	957	1,699
1992	926	1,681
1993	903	1,696
1994	883	1,755
1995	865	1,777
1996	854	1,726
1997	841	1,721
1998	839	1,753
1999	841	1,731
2000	845	1,603
2001	843	1,518
2002	835	1,492
2003	813	1,433
2004	790	1,366
2005	764	1,294
2006	737	1,168
2007	704	1,132
2008	669	1,093
2009	647	1,054
2010	621	1,018
2011	585	967
2012	554	915
2013	526	842
2014	497	821
2015	473	730
2016	450	633
2017	433	578
2018	420	491
2019	406	464
2020	388	422
2021	396	403
2022	361	370
2023	350	354

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 11.5% in Niger and 9.43% in Sierra Leone. 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
	Niger	Sierra Leone
1960	-	39.1%
1961	-	38.5%
1962	-	38%
1963	-	37.4%
1964	-	36.8%
1965	-	36.2%
1966	-	35.6%
1967	31.9%	35%
1968	32.3%	34.5%
1969	32.7%	33.9%
1970	33.2%	33.4%
1971	33.6%	32.9%
1972	34%	32.3%
1973	34.2%	31.9%
1974	34.3%	31.4%
1975	34.2%	30.9%
1976	33.9%	30.5%
1977	33.5%	30%
1978	33%	29.6%
1979	32.6%	29.2%
1980	32.3%	28.9%
1981	32.3%	28.5%
1982	32.5%	28.1%
1983	32.9%	27.8%
1984	33.3%	27.5%
1985	33.7%	27.2%
1986	34%	26.9%
1987	34.1%	26.6%
1988	34%	26.4%
1989	33.7%	26.2%
1990	33.2%	25.9%
1991	32.5%	25.7%
1992	31.7%	25.5%
1993	30.6%	25.3%
1994	29.4%	25%
1995	28.1%	24.7%
1996	26.9%	24.3%
1997	25.7%	23.9%
1998	24.7%	23.4%
1999	23.7%	22.9%
2000	22.8%	22.4%
2001	21.8%	21.8%
2002	20.6%	21.3%
2003	19.4%	20.7%
2004	18.3%	20.1%
2005	17.2%	19.4%
2006	16.2%	18.8%
2007	15.4%	18.1%
2008	14.7%	17.3%
2009	14.1%	16.6%
2010	13.7%	15.9%
2011	13.3%	15.2%
2012	13.1%	14.5%
2013	12.9%	13.9%
2014	12.7%	13.7%
2015	12.6%	13.8%
2016	12.5%	12.3%
2017	12.4%	11.8%
2018	12.3%	11.3%
2019	12.2%	10.9%
2020	12.1%	10.5%
2021	11.9%	10.1%
2022	11.7%	9.77%
2023	11.5%	9.43%