Fertility & birth rates in Mauritania and Sao Tome and Principe

Fertility rate in Mauritania vs Sao Tome and Principe chart

According to the latest available data on birth rates, the fertility rate in Mauritania was 4.7 children per woman in 2023, compared to 3.64 in Sao Tome and Principe in 2023. The replacement level is considered to be 2.1 children per woman.

Check Mauritania vs Sao Tome and Principe population clock for a dynamic visualization of the changing population.

The chart below showcases historical changes in the birth rates.

Table

Year	Fertility rate
	Mauritania	Sao Tome
1960	6.15	6.24
1961	6.2	6.26
1962	6.24	6.28
1963	6.31	6.31
1964	6.37	6.33
1965	6.44	6.35
1966	6.52	6.37
1967	6.57	6.39
1968	6.6	6.42
1969	6.64	6.44
1970	6.68	6.47
1971	6.7	6.49
1972	6.71	6.51
1973	6.72	6.53
1974	6.73	6.53
1975	6.71	6.53
1976	6.73	6.52
1977	6.74	6.5
1978	6.73	6.47
1979	6.7	6.43
1980	6.67	6.39
1981	6.64	6.33
1982	6.59	6.28
1983	6.54	6.22
1984	6.48	6.16
1985	6.42	6.1
1986	6.34	6.05
1987	6.27	5.99
1988	6.21	5.94
1989	6.2	5.88
1990	6.18	5.83
1991	6.16	5.77
1992	6.13	5.7
1993	6.09	5.64
1994	6.06	5.56
1995	5.96	5.55
1996	5.86	5.47
1997	5.74	5.4
1998	5.62	5.3
1999	5.52	5.23
2000	5.46	5.16
2001	5.41	5.1
2002	5.37	5.06
2003	5.36	5.01
2004	5.37	4.96
2005	5.38	4.94
2006	5.4	4.93
2007	5.43	4.96
2008	5.44	4.91
2009	5.41	4.84
2010	5.38	4.77
2011	5.38	4.72
2012	5.35	4.66
2013	5.32	4.58
2014	5.26	4.49
2015	5.21	4.35
2016	5.16	4.2
2017	5.11	4.07
2018	5.04	3.98
2019	4.98	3.9
2020	4.91	3.83
2021	4.85	3.76
2022	4.77	3.7
2023	4.7	3.64
2024	4.63	3.6
2025	4.56	3.53
2026	4.48	3.47
2027	4.42	3.42
2028	4.36	3.36
2029	4.29	3.32
2030	4.24	3.26
2031	4.18	3.21
2032	4.11	3.17
2033	4.02	3.13
2034	3.97	3.09
2035	3.9	3.04
2036	3.83	3.01
2037	3.78	2.97
2038	3.71	2.94
2039	3.66	2.9
2040	3.6	2.87
2041	3.55	2.83
2042	3.5	2.8
2043	3.45	2.78
2044	3.39	2.75
2045	3.35	2.73
2046	3.3	2.7
2047	3.26	2.67
2048	3.21	2.64
2049	3.17	2.62
2050	3.14	2.59

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	Mauritania	Sao Tome
1960	41.8%	32.9%
1961	41.8%	34.3%
1962	41.8%	36.6%
1963	41.8%	38.5%
1964	42%	40.2%
1965	42.4%	41.6%
1966	42.8%	42.9%
1967	43.2%	44%
1968	43.6%	44.9%
1969	44%	45.8%
1970	44.4%	46.2%
1971	44.7%	46.1%
1972	44.9%	45.9%
1973	45.2%	45.7%
1974	45.4%	45.6%
1975	45.5%	45.5%
1976	45.6%	45.4%
1977	45.7%	45.3%
1978	45.8%	45.2%
1979	45.9%	45.1%
1980	45.9%	44.9%
1981	45.9%	44.7%
1982	45.8%	44.5%
1983	45.8%	44.5%
1984	45.7%	44.4%
1985	45.6%	44.5%
1986	45.5%	44.7%
1987	45.4%	44.9%
1988	45.3%	45%
1989	45.4%	45%
1990	45.4%	45.1%
1991	45.3%	45.1%
1992	44.9%	45.2%
1993	44.4%	45.2%
1994	44.3%	45.1%
1995	44.4%	44.9%
1996	44.6%	44.7%
1997	44.7%	44.3%
1998	44.6%	43.9%
1999	44.4%	43.4%
2000	44.2%	42.8%
2001	44.1%	42.5%
2002	44.2%	42.3%
2003	44.2%	42.2%
2004	44.2%	42.1%
2005	44.2%	42%
2006	44.2%	42%
2007	44.3%	42%
2008	44.1%	42.1%
2009	43.9%	42.1%
2010	43.9%	42.1%
2011	43.9%	42%
2012	44.1%	42%
2013	44.2%	42%
2014	44.2%	42%
2015	44.3%	41.9%
2016	44.2%	41.7%
2017	44.2%	41.4%
2018	44.1%	40.9%
2019	44%	40.5%
2020	43.8%	39.9%
2021	43.6%	39.4%
2022	43.4%	38.8%
2023	43%	38.3%
2024	42.7%	37.8%
2025	42.4%	37.5%
2026	42%	37.2%
2027	41.7%	36.8%
2028	41.3%	36.4%
2029	41%	36%
2030	40.7%	35.6%
2031	40.4%	35.4%
2032	40%	35.2%
2033	39.7%	35%
2034	39.3%	34.8%
2035	39%	34.7%
2036	38.6%	34.5%
2037	38.3%	34.2%
2038	37.9%	34%
2039	37.6%	33.8%
2040	37.3%	33.5%
2041	36.9%	33.2%
2042	36.6%	32.9%
2043	36.2%	32.6%
2044	35.9%	32.3%
2045	35.5%	32%
2046	35.2%	31.6%
2047	34.8%	31.3%
2048	34.5%	31%
2049	34.1%	30.6%
2050	33.8%	30.2%

Children aged 0-14 make up 42.7% of the population in Mauritania and 37.8% in Sao Tome and Principe in 2024, compared to 45.4% and 45.1% respectively in 1990.

Demographics of Mauritania and Sao Tome and Principe compared.

Natural population change in Mauritania vs Sao Tome and Principe by year

For the past 10 years, the annual natural population change (excluding migration) has been +3% in Mauritania and +2.4% in Sao Tome and Principe. 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
	Mauritania	Sao Tome
1960	21,604	1,547
1961	22,781	1,657
1962	23,927	1,625
1963	25,250	1,609
1964	26,565	1,600
1965	28,028	1,611
1966	29,502	1,642
1967	30,853	1,693
1968	32,029	1,767
1969	33,252	1,862
1970	34,382	1,980
1971	35,279	2,127
1972	36,184	2,232
1973	37,122	2,329
1974	38,106	2,422
1975	38,975	2,515
1976	40,149	2,608
1977	41,352	2,705
1978	42,539	2,800
1979	43,537	2,893
1980	45,026	2,965
1981	46,641	3,015
1982	47,947	3,047
1983	49,187	3,100
1984	50,705	3,163
1985	52,125	3,242
1986	53,313	3,180
1987	55,037	3,440
1988	56,654	3,544
1989	58,666	3,576
1990	59,934	3,719
1991	61,782	3,801
1992	63,501	3,822
1993	68,167	3,841
1994	70,570	3,860
1995	72,244	3,948
1996	71,939	3,993
1997	71,327	4,041
1998	72,045	4,120
1999	73,554	4,221
2000	75,929	4,334
2001	78,769	4,471
2002	80,993	4,591
2003	83,804	4,702
2004	87,578	4,810
2005	90,940	4,897
2006	94,991	5,057
2007	98,895	5,226
2008	102,432	5,297
2009	105,273	5,349
2010	108,121	5,391
2011	111,165	5,445
2012	113,489	5,501
2013	115,558	5,449
2014	118,792	5,381
2015	122,092	5,269
2016	125,342	5,125
2017	128,562	5,007
2018	131,584	4,957
2019	134,460	4,932
2020	134,899	4,874
2021	137,557	4,954
2022	142,451	5,102
2023	145,164	5,221

Maternal mortality chart: Mauritania vs Sao Tome and Principe

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 381 deaths per 100,000 live births in Mauritania, compared to 75 deaths in Sao Tome and Principe.

Table

Year	Maternal mortality per 100K births
	Mauritania	Sao Tome
1985	998	159
1986	961	175
1987	914	161
1988	887	157
1989	883	167
1990	858	164
1991	845	166
1992	811	164
1993	813	166
1994	809	168
1995	815	172
1996	813	171
1997	752	173
1998	698	175
1999	669	179
2000	644	180
2001	616	178
2002	590	179
2003	571	178
2004	557	177
2005	536	181
2006	521	177
2007	516	174
2008	506	174
2009	500	172
2010	499	170
2011	494	164
2012	496	158
2013	496	150
2014	484	138
2015	469	128
2016	456	119
2017	450	110
2018	437	100
2019	424	95
2020	413	92
2021	425	98
2022	385	82
2023	381	75

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 3.78% in Mauritania and 1.39% in Sao Tome and Principe. 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
	Mauritania	Sao Tome
1960	25.3%	-
1961	24.7%	-
1962	24%	-
1963	23.4%	-
1964	22.7%	-
1965	22%	9.56%
1966	21.3%	9.29%
1967	20.6%	9.04%
1968	19.9%	8.85%
1969	19.4%	8.71%
1970	19%	8.64%
1971	18.9%	8.63%
1972	18.9%	8.67%
1973	19%	8.73%
1974	19%	8.79%
1975	18.9%	8.85%
1976	18.6%	8.89%
1977	18.2%	8.93%
1978	17.6%	8.96%
1979	17.1%	9.02%
1980	16.6%	9.1%
1981	16.1%	9.21%
1982	15.6%	9.37%
1983	15.1%	9.56%
1984	14.5%	9.77%
1985	13.8%	9.99%
1986	13.2%	11.4%
1987	12.6%	10.4%
1988	12.1%	10.6%
1989	11.8%	10.7%
1990	11.5%	10.8%
1991	11.4%	10.9%
1992	11.3%	10.9%
1993	11.2%	10.8%
1994	11.2%	10.7%
1995	11.1%	10.4%
1996	11%	10.1%
1997	10.8%	9.73%
1998	10.6%	9.26%
1999	10.2%	8.76%
2000	9.82%	8.21%
2001	9.35%	7.66%
2002	8.81%	7.1%
2003	8.25%	6.57%
2004	7.7%	6.05%
2005	7.18%	5.56%
2006	6.73%	5.11%
2007	6.35%	4.68%
2008	6.04%	4.3%
2009	5.79%	3.95%
2010	5.61%	3.63%
2011	5.45%	3.33%
2012	5.31%	3.04%
2013	5.17%	2.77%
2014	5.04%	2.54%
2015	4.89%	2.31%
2016	4.74%	2.11%
2017	4.59%	1.95%
2018	4.45%	1.81%
2019	4.3%	1.7%
2020	4.17%	1.6%
2021	4.03%	1.53%
2022	3.91%	1.46%
2023	3.78%	1.39%