Fertility & birth rates in Comoros and Portugal

Fertility rate in Comoros vs Portugal chart

According to the latest available data on birth rates, the fertility rate in Comoros was 3.88 children per woman in 2023, compared to 1.44 in Portugal in 2023. The replacement level is considered to be 2.1 children per woman.

Check Comoros vs Portugal population clock for a dynamic visualization of the changing population.

The chart below showcases historical changes in the birth rates.

Table

Year	Fertility rate
	Comoros	Portugal
1960	6.79	3.16
1961	6.85	3.21
1962	6.9	3.23
1963	6.92	3.12
1964	6.94	3.21
1965	6.97	3.15
1966	7	3.16
1967	7.02	3.16
1968	7.05	3.12
1969	7.07	3.12
1970	7.1	3.01
1971	7.12	3
1972	7.14	2.86
1973	7.17	2.77
1974	7.16	2.7
1975	7.16	2.75
1976	7.16	2.82
1977	7.15	2.69
1978	7.16	2.45
1979	7.16	2.31
1980	7.15	2.25
1981	7.14	2.13
1982	7.13	2.07
1983	7.11	1.95
1984	7.07	1.9
1985	7.02	1.72
1986	6.95	1.66
1987	6.87	1.62
1988	6.76	1.61
1989	6.65	1.57
1990	6.51	1.56
1991	6.35	1.56
1992	6.19	1.54
1993	6.02	1.52
1994	5.86	1.45
1995	5.73	1.41
1996	5.63	1.44
1997	5.51	1.47
1998	5.39	1.47
1999	5.28	1.5
2000	5.23	1.55
2001	5.2	1.45
2002	5.16	1.46
2003	5.12	1.44
2004	5.07	1.4
2005	5.01	1.41
2006	4.93	1.37
2007	4.86	1.35
2008	4.81	1.39
2009	4.78	1.34
2010	4.76	1.39
2011	4.72	1.35
2012	4.65	1.28
2013	4.57	1.21
2014	4.49	1.24
2015	4.42	1.31
2016	4.35	1.37
2017	4.28	1.38
2018	4.21	1.42
2019	4.14	1.44
2020	4.07	1.42
2021	4	1.35
2022	3.94	1.43
2023	3.88	1.44
2024	3.82	1.45
2025	3.76	1.45
2026	3.71	1.45
2027	3.65	1.46
2028	3.6	1.46
2029	3.55	1.46
2030	3.5	1.46
2031	3.44	1.47
2032	3.4	1.47
2033	3.36	1.47
2034	3.31	1.48
2035	3.27	1.48
2036	3.23	1.48
2037	3.19	1.48
2038	3.15	1.49
2039	3.11	1.49
2040	3.07	1.49
2041	3.04	1.49
2042	3	1.49
2043	2.97	1.49
2044	2.93	1.5
2045	2.9	1.5
2046	2.87	1.5
2047	2.84	1.5
2048	2.81	1.5
2049	2.78	1.5
2050	2.76	1.5

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	Comoros	Portugal
1960	41.6%	29.3%
1961	42%	29.1%
1962	42.5%	29.1%
1963	43.1%	29.1%
1964	43.7%	29.1%
1965	44.1%	29.1%
1966	44.5%	29.2%
1967	44.9%	29.2%
1968	45.3%	29.2%
1969	45.6%	29.1%
1970	45.8%	28.7%
1971	45.9%	28.4%
1972	46%	28.2%
1973	46.2%	27.9%
1974	46.3%	27.7%
1975	46.4%	27.4%
1976	46.6%	27.2%
1977	46.7%	27.1%
1978	46.8%	26.8%
1979	46.9%	26.4%
1980	46.9%	25.9%
1981	46.9%	25.4%
1982	46.9%	25%
1983	46.9%	24.5%
1984	46.8%	24.1%
1985	46.9%	23.7%
1986	46.9%	23.1%
1987	46.9%	22.5%
1988	46.9%	21.9%
1989	47%	21.2%
1990	47%	20.5%
1991	46.9%	19.7%
1992	47.1%	19.1%
1993	47.5%	18.6%
1994	47.7%	18.2%
1995	47.9%	17.8%
1996	47.9%	17.4%
1997	47.9%	17.1%
1998	47.7%	16.8%
1999	47.4%	16.6%
2000	47%	16.4%
2001	46.7%	16.2%
2002	46.6%	16.1%
2003	46.3%	16.1%
2004	45.7%	16%
2005	45%	15.9%
2006	44.3%	15.8%
2007	43.6%	15.6%
2008	42.9%	15.5%
2009	42.2%	15.4%
2010	41.6%	15.2%
2011	41%	15%
2012	40.5%	14.9%
2013	40.2%	14.8%
2014	40%	14.6%
2015	39.8%	14.3%
2016	39.6%	14.1%
2017	39.3%	13.9%
2018	38.9%	13.7%
2019	38.6%	13.5%
2020	38.3%	13.3%
2021	38%	13.1%
2022	37.7%	13%
2023	37.4%	12.9%
2024	37.1%	12.8%
2025	36.9%	12.7%
2026	36.6%	12.6%
2027	36.3%	12.6%
2028	36%	12.6%
2029	35.7%	12.6%
2030	35.3%	12.7%
2031	35%	12.7%
2032	34.7%	12.7%
2033	34.4%	12.7%
2034	34%	12.7%
2035	33.7%	12.8%
2036	33.4%	12.9%
2037	33.1%	12.9%
2038	32.8%	13%
2039	32.5%	13%
2040	32.2%	13.1%
2041	32%	13.1%
2042	31.7%	13.2%
2043	31.5%	13.2%
2044	31.2%	13.3%
2045	31%	13.3%
2046	30.8%	13.4%
2047	30.6%	13.4%
2048	30.3%	13.4%
2049	30.1%	13.5%
2050	29.9%	13.5%

Children aged 0-14 make up 37.1% of the population in Comoros and 12.8% in Portugal in 2024, compared to 47% and 20.5% respectively in 1990.

Demographics of Comoros and Portugal compared.

Natural population change in Comoros vs Portugal by year

For the past 10 years, the annual natural population change (excluding migration) has been +2.31% in Comoros and -0.29% in Portugal. 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
	Comoros	Portugal
1960	4,886	118,693
1961	5,027	117,867
1962	5,157	123,217
1963	5,249	113,783
1964	5,359	120,170
1965	5,465	115,182
1966	5,601	107,171
1967	5,741	106,495
1968	5,960	100,737
1969	6,189	89,329
1970	6,456	87,672
1971	6,722	82,980
1972	7,019	83,715
1973	7,328	76,835
1974	7,654	74,412
1975	7,752	81,841
1976	8,371	85,138
1977	8,750	84,156
1978	9,189	70,731
1979	9,637	67,628
1980	10,095	63,481
1981	10,569	56,152
1982	11,002	58,479
1983	11,367	47,798
1984	11,830	45,983
1985	12,202	33,077
1986	12,566	31,102
1987	12,869	28,084
1988	13,144	24,047
1989	13,374	22,011
1990	13,610	13,976
1991	13,783	12,948
1992	13,867	13,933
1993	13,667	7,972
1994	13,465	9,991
1995	13,403	4,011
1996	13,390	4,026
1997	13,254	8,087
1998	13,099	7,112
1999	13,161	8,175
2000	13,270	15,435
2001	13,598	8,290
2002	13,760	8,335
2003	14,031	4,184
2004	14,349	7,339
2005	14,810	2,101
2006	15,124	3,156
2007	15,393	-1,055
2008	15,804	0
2009	16,315	-5,284
2010	16,849	-4,230
2011	17,313	-5,279
2012	17,565	-17,875
2013	17,776	-24,052
2014	17,876	-22,882
2015	17,961	-23,823
2016	17,913	-23,749
2017	17,798	-23,691
2018	17,883	-25,709
2019	17,936	-24,687
2020	17,906	-39,129
2021	17,645	-45,592
2022	18,154	-40,694
2023	18,247	-32,792

Maternal mortality chart: Comoros vs Portugal

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 179 deaths per 100,000 live births in Comoros, compared to 15 deaths in Portugal.

Table

Year	Maternal mortality per 100K births
	Comoros	Portugal
1985	850	20
1986	825	19
1987	811	19
1988	791	18
1989	768	18
1990	737	17
1991	704	17
1992	675	16
1993	642	15
1994	602	13
1995	571	12
1996	545	12
1997	520	12
1998	515	11
1999	486	10
2000	476	9
2001	440	9
2002	428	9
2003	400	8
2004	385	8
2005	373	8
2006	360	8
2007	352	8
2008	334	9
2009	320	9
2010	305	10
2011	291	10
2012	274	10
2013	260	10
2014	247	11
2015	237	11
2016	225	12
2017	219	13
2018	209	14
2019	202	15
2020	198	14
2021	215	19
2022	186	16
2023	179	15

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 3.98% in Comoros and 0.32% in Portugal. 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
	Comoros	Portugal
1960	-	11.4%
1961	-	11%
1962	-	10.4%
1963	-	9.76%
1964	-	9.1%
1965	-	8.53%
1966	-	8.09%
1967	-	7.76%
1968	-	7.51%
1969	-	7.22%
1970	23.2%	6.81%
1971	22.5%	6.3%
1972	22%	5.78%
1973	21.4%	5.27%
1974	20.8%	4.79%
1975	20.3%	4.35%
1976	19.7%	3.94%
1977	19.1%	3.57%
1978	18.6%	3.24%
1979	18%	2.97%
1980	17.4%	2.75%
1981	16.8%	2.58%
1982	16.2%	2.43%
1983	15.7%	2.29%
1984	15.1%	2.16%
1985	14.6%	2.04%
1986	14%	1.93%
1987	13.5%	1.82%
1988	13%	1.7%
1989	12.6%	1.59%
1990	12.1%	1.47%
1991	11.6%	1.36%
1992	11.1%	1.25%
1993	10.7%	1.14%
1994	10.2%	1.05%
1995	9.78%	0.98%
1996	9.37%	0.92%
1997	9%	0.86%
1998	8.63%	0.82%
1999	8.28%	0.77%
2000	7.96%	0.72%
2001	7.65%	0.66%
2002	7.36%	0.61%
2003	7.07%	0.55%
2004	6.8%	0.5%
2005	6.55%	0.47%
2006	6.31%	0.44%
2007	6.08%	0.42%
2008	5.88%	0.4%
2009	5.69%	0.39%
2010	5.51%	0.38%
2011	5.36%	0.37%
2012	5.21%	0.37%
2013	5.08%	0.36%
2014	4.97%	0.36%
2015	4.87%	0.36%
2016	4.76%	0.36%
2017	4.66%	0.36%
2018	4.56%	0.35%
2019	4.46%	0.35%
2020	4.35%	0.34%
2021	4.24%	0.33%
2022	4.11%	0.32%
2023	3.98%	0.32%