Fertility & birth rates in Portugal and Vietnam

Fertility rate in Portugal vs Vietnam chart

According to the latest available data on birth rates, the fertility rate in Portugal was 1.44 children per woman in 2023, compared to 1.91 in Vietnam in 2023. The replacement level is considered to be 2.1 children per woman.

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

The chart below showcases historical changes in the birth rates.

Table

Year	Fertility rate
	Portugal	Vietnam
1960	3.16	6.27
1961	3.21	5.48
1962	3.23	6.26
1963	3.12	6.39
1964	3.21	6.29
1965	3.15	6.16
1966	3.16	5.97
1967	3.16	5.88
1968	3.12	6.03
1969	3.12	6.01
1970	3.01	6.02
1971	3	6.07
1972	2.86	6.1
1973	2.77	6.11
1974	2.7	5.78
1975	2.75	5.62
1976	2.82	5.46
1977	2.69	5.29
1978	2.45	5.1
1979	2.31	4.94
1980	2.25	4.8
1981	2.13	4.67
1982	2.07	4.59
1983	1.95	4.52
1984	1.9	4.41
1985	1.72	4.21
1986	1.66	3.96
1987	1.62	3.72
1988	1.61	3.62
1989	1.57	3.64
1990	1.56	3.6
1991	1.56	3.52
1992	1.54	3.35
1993	1.52	3.17
1994	1.45	2.94
1995	1.41	2.7
1996	1.44	2.47
1997	1.47	2.27
1998	1.47	2.1
1999	1.5	2
2000	1.55	2.03
2001	1.45	2.02
2002	1.46	2.01
2003	1.44	2
2004	1.4	1.97
2005	1.41	1.89
2006	1.37	1.87
2007	1.35	1.91
2008	1.39	1.93
2009	1.34	1.92
2010	1.39	1.91
2011	1.35	1.93
2012	1.28	1.97
2013	1.21	1.98
2014	1.24	2.09
2015	1.31	2.1
2016	1.37	2
2017	1.38	1.99
2018	1.42	1.88
2019	1.44	1.94
2020	1.42	1.96
2021	1.35	1.94
2022	1.43	1.93
2023	1.44	1.91
2024	1.45	1.9
2025	1.45	1.88
2026	1.45	1.86
2027	1.46	1.85
2028	1.46	1.84
2029	1.46	1.83
2030	1.46	1.82
2031	1.47	1.81
2032	1.47	1.8
2033	1.47	1.79
2034	1.48	1.79
2035	1.48	1.78
2036	1.48	1.78
2037	1.48	1.78
2038	1.49	1.77
2039	1.49	1.77
2040	1.49	1.77
2041	1.49	1.77
2042	1.49	1.77
2043	1.49	1.76
2044	1.5	1.76
2045	1.5	1.76
2046	1.5	1.76
2047	1.5	1.75
2048	1.5	1.75
2049	1.5	1.75
2050	1.5	1.75

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	Portugal	Vietnam
1960	29.3%	41.1%
1961	29.1%	41.8%
1962	29.1%	42.4%
1963	29.1%	43.1%
1964	29.1%	43.4%
1965	29.1%	43.5%
1966	29.2%	43.6%
1967	29.2%	43.5%
1968	29.2%	43.4%
1969	29.1%	43.2%
1970	28.7%	42.9%
1971	28.4%	42.7%
1972	28.2%	42.4%
1973	27.9%	42.1%
1974	27.7%	41.8%
1975	27.4%	41.4%
1976	27.2%	41.2%
1977	27.1%	41%
1978	26.8%	40.6%
1979	26.4%	40.4%
1980	25.9%	40.3%
1981	25.4%	40.2%
1982	25%	40.2%
1983	24.5%	40.2%
1984	24.1%	40.1%
1985	23.7%	40.1%
1986	23.1%	39.9%
1987	22.5%	39.6%
1988	21.9%	39.2%
1989	21.2%	38.8%
1990	20.5%	38.5%
1991	19.7%	38.1%
1992	19.1%	37.7%
1993	18.6%	37.2%
1994	18.2%	36.7%
1995	17.8%	36.1%
1996	17.4%	35.4%
1997	17.1%	34.5%
1998	16.8%	33.5%
1999	16.6%	32.5%
2000	16.4%	31.5%
2001	16.2%	30.6%
2002	16.1%	29.9%
2003	16.1%	29.2%
2004	16%	28.5%
2005	15.9%	27.7%
2006	15.8%	26.9%
2007	15.6%	26.2%
2008	15.5%	25.6%
2009	15.4%	25.1%
2010	15.2%	24.6%
2011	15%	24.2%
2012	14.9%	24%
2013	14.8%	23.9%
2014	14.6%	24%
2015	14.3%	24%
2016	14.1%	24.1%
2017	13.9%	24.4%
2018	13.7%	24.6%
2019	13.5%	24.5%
2020	13.3%	24.4%
2021	13.1%	24.2%
2022	13%	23.9%
2023	12.9%	23.6%
2024	12.8%	23.2%
2025	12.7%	22.9%
2026	12.6%	22.4%
2027	12.6%	21.8%
2028	12.6%	21.1%
2029	12.6%	20.5%
2030	12.7%	19.9%
2031	12.7%	19.5%
2032	12.7%	19.1%
2033	12.7%	18.8%
2034	12.7%	18.5%
2035	12.8%	18.3%
2036	12.9%	18.1%
2037	12.9%	17.9%
2038	13%	17.8%
2039	13%	17.7%
2040	13.1%	17.6%
2041	13.1%	17.5%
2042	13.2%	17.5%
2043	13.2%	17.5%
2044	13.3%	17.4%
2045	13.3%	17.4%
2046	13.4%	17.3%
2047	13.4%	17.3%
2048	13.4%	17.2%
2049	13.5%	17.1%
2050	13.5%	17%

Children aged 0-14 make up 12.8% of the population in Portugal and 23.2% in Vietnam in 2024, compared to 20.5% and 38.5% respectively in 1990.

Demographics of Portugal and Vietnam compared.

Natural population change in Portugal vs Vietnam by year

For the past 10 years, the annual natural population change (excluding migration) has been -0.29% in Portugal and +0.97% in Vietnam. 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
	Portugal	Vietnam
1960	118,693	955,268
1961	117,867	798,978
1962	123,217	960,046
1963	113,783	961,067
1964	120,170	950,219
1965	115,182	913,761
1966	107,171	876,283
1967	106,495	862,071
1968	100,737	815,116
1969	89,329	878,359
1970	87,672	905,902
1971	82,980	963,259
1972	83,715	921,524
1973	76,835	1,061,707
1974	74,412	1,000,505
1975	81,841	1,175,181
1976	85,138	1,232,608
1977	84,156	1,259,315
1978	70,731	1,286,991
1979	67,628	1,314,563
1980	63,481	1,321,595
1981	56,152	1,358,500
1982	58,479	1,407,959
1983	47,798	1,453,913
1984	45,983	1,477,448
1985	33,077	1,453,954
1986	31,102	1,407,957
1987	28,084	1,359,481
1988	24,047	1,370,108
1989	22,011	1,423,622
1990	13,976	1,449,157
1991	12,948	1,459,311
1992	13,933	1,419,952
1993	7,972	1,370,365
1994	9,991	1,291,534
1995	4,011	1,203,666
1996	4,026	1,108,686
1997	8,087	1,028,116
1998	7,112	959,016
1999	8,175	925,519
2000	15,435	966,894
2001	8,290	985,610
2002	8,335	991,427
2003	4,184	1,001,470
2004	7,339	985,438
2005	2,101	942,084
2006	3,156	943,041
2007	-1,055	981,689
2008	0	1,008,141
2009	-5,284	1,007,778
2010	-4,230	1,005,559
2011	-5,279	1,029,859
2012	-17,875	1,063,741
2013	-24,052	1,071,570
2014	-22,882	1,151,221
2015	-23,823	1,145,903
2016	-23,749	1,045,094
2017	-23,691	1,001,833
2018	-25,709	882,977
2019	-24,687	895,262
2020	-39,129	924,004
2021	-45,592	799,593
2022	-40,694	775,914
2023	-32,792	727,955

Maternal mortality chart: Portugal vs Vietnam

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 15 deaths per 100,000 live births in Portugal, compared to 48 deaths in Vietnam.

Table

Year	Maternal mortality per 100K births
	Portugal	Vietnam
1985	20	186
1986	19	174
1987	19	163
1988	18	155
1989	18	152
1990	17	147
1991	17	142
1992	16	139
1993	15	135
1994	13	130
1995	12	119
1996	12	111
1997	12	104
1998	11	93
1999	10	86
2000	9	83
2001	9	78
2002	9	74
2003	8	71
2004	8	72
2005	8	69
2006	8	67
2007	8	66
2008	9	65
2009	9	64
2010	10	62
2011	10	61
2012	10	60
2013	10	60
2014	11	59
2015	11	58
2016	12	56
2017	13	55
2018	14	53
2019	15	52
2020	14	51
2021	19	52
2022	16	49
2023	15	48

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 0.32% in Portugal and 2% in Vietnam. 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
	Portugal	Vietnam
1960	11.4%	-
1961	11%	-
1962	10.4%	-
1963	9.76%	-
1964	9.1%	8.73%
1965	8.53%	9.93%
1966	8.09%	9.97%
1967	7.76%	10%
1968	7.51%	11.6%
1969	7.22%	10.8%
1970	6.81%	10.7%
1971	6.3%	10.5%
1972	5.78%	11.9%
1973	5.27%	10.4%
1974	4.79%	10.7%
1975	4.35%	7.75%
1976	3.94%	7.6%
1977	3.57%	7.44%
1978	3.24%	7.27%
1979	2.97%	7.1%
1980	2.75%	6.94%
1981	2.58%	6.79%
1982	2.43%	6.64%
1983	2.29%	6.5%
1984	2.16%	6.36%
1985	2.04%	6.21%
1986	1.93%	6.04%
1987	1.82%	5.85%
1988	1.7%	5.64%
1989	1.59%	5.4%
1990	1.47%	5.15%
1991	1.36%	4.9%
1992	1.25%	4.64%
1993	1.14%	4.39%
1994	1.05%	4.14%
1995	0.98%	3.9%
1996	0.92%	3.68%
1997	0.86%	3.48%
1998	0.82%	3.29%
1999	0.77%	3.13%
2000	0.72%	2.98%
2001	0.66%	2.86%
2002	0.61%	2.74%
2003	0.55%	2.65%
2004	0.5%	2.57%
2005	0.47%	2.5%
2006	0.44%	2.45%
2007	0.42%	2.4%
2008	0.4%	2.36%
2009	0.39%	2.33%
2010	0.38%	2.31%
2011	0.37%	2.28%
2012	0.37%	2.26%
2013	0.36%	2.24%
2014	0.36%	2.22%
2015	0.36%	2.2%
2016	0.36%	2.18%
2017	0.36%	2.15%
2018	0.35%	2.14%
2019	0.35%	2.12%
2020	0.34%	2.1%
2021	0.33%	2.07%
2022	0.32%	2.04%
2023	0.32%	2%