Fertility & birth rates in South Korea and Tanzania

Fertility rate in South Korea vs Tanzania chart

According to the latest available data on birth rates, the fertility rate in South Korea was 0.72 children per woman in 2023, compared to 4.61 in Tanzania in 2023. The replacement level is considered to be 2.1 children per woman.

Check South Korea vs Tanzania population clock for a dynamic visualization of the changing population.

The chart below showcases historical changes in the birth rates.

Table

Year	Fertility rate
	South Korea	Tanzania
1960	5.99	6.54
1961	5.8	6.56
1962	5.56	6.61
1963	5.33	6.65
1964	5.07	6.68
1965	4.89	6.73
1966	4.78	6.8
1967	4.62	6.86
1968	4.51	6.9
1969	4.45	6.95
1970	4.53	7
1971	4.54	7.04
1972	4.12	7.05
1973	4.07	7.06
1974	3.77	7.12
1975	3.43	7.1
1976	3	7.09
1977	2.99	7.07
1978	2.64	7.06
1979	2.9	7.04
1980	2.82	6.99
1981	2.57	6.93
1982	2.39	6.87
1983	2.06	6.81
1984	1.74	6.72
1985	1.66	6.6
1986	1.58	6.49
1987	1.53	6.41
1988	1.55	6.38
1989	1.56	6.3
1990	1.57	6.2
1991	1.71	6.14
1992	1.76	6.08
1993	1.65	6
1994	1.66	5.89
1995	1.63	5.82
1996	1.57	5.83
1997	1.54	5.84
1998	1.46	5.81
1999	1.43	5.75
2000	1.48	5.67
2001	1.31	5.62
2002	1.18	5.57
2003	1.19	5.58
2004	1.16	5.6
2005	1.09	5.58
2006	1.13	5.51
2007	1.26	5.4
2008	1.19	5.32
2009	1.15	5.26
2010	1.23	5.23
2011	1.24	5.14
2012	1.3	5.14
2013	1.19	5.16
2014	1.21	5.12
2015	1.24	5.03
2016	1.17	5.01
2017	1.05	4.99
2018	0.98	4.93
2019	0.92	4.87
2020	0.84	4.8
2021	0.81	4.73
2022	0.78	4.67
2023	0.72	4.61
2024	0.73	4.54
2025	0.75	4.47
2026	0.76	4.41
2027	0.78	4.34
2028	0.79	4.28
2029	0.8	4.22
2030	0.82	4.16
2031	0.83	4.11
2032	0.84	4.04
2033	0.85	3.98
2034	0.86	3.94
2035	0.88	3.88
2036	0.89	3.83
2037	0.9	3.76
2038	0.91	3.72
2039	0.92	3.67
2040	0.93	3.63
2041	0.95	3.57
2042	0.96	3.54
2043	0.96	3.49
2044	0.97	3.46
2045	0.98	3.4
2046	0.99	3.39
2047	1	3.35
2048	1.01	3.31
2049	1.02	3.25
2050	1.03	3.23

Children 0-14 years as share of population

Table

Year	Share of people 0-14 years old
	South Korea	Tanzania
1960	41.3%	44.9%
1961	41.8%	44.8%
1962	42.3%	44.8%
1963	42.7%	44.8%
1964	43.1%	45%
1965	43.3%	45.2%
1966	43.5%	45.4%
1967	43.3%	45.6%
1968	43.1%	45.8%
1969	42.7%	45.9%
1970	42.1%	46%
1971	41.5%	46.1%
1972	41%	46.1%
1973	40.3%	46.2%
1974	39.5%	46.3%
1975	38.5%	46.4%
1976	37.5%	46.5%
1977	36.5%	46.6%
1978	35.6%	46.7%
1979	34.8%	46.9%
1980	34%	47.2%
1981	33.3%	47.4%
1982	32.7%	47.5%
1983	32%	47.6%
1984	31.2%	47.5%
1985	30.2%	47.4%
1986	29.2%	47.2%
1987	28.2%	46.9%
1988	27.3%	46.7%
1989	26.5%	46.5%
1990	25.8%	46.3%
1991	25.2%	46.2%
1992	24.7%	46%
1993	24.2%	45.5%
1994	23.7%	44.9%
1995	23.1%	44.5%
1996	22.5%	44.7%
1997	22%	44.8%
1998	21.6%	44.7%
1999	21.2%	44.7%
2000	21%	44.6%
2001	20.8%	44.5%
2002	20.5%	44.6%
2003	20.1%	44.6%
2004	19.7%	44.7%
2005	19.2%	44.8%
2006	18.7%	44.9%
2007	18.1%	45%
2008	17.5%	45.1%
2009	16.9%	45.3%
2010	16.4%	45.3%
2011	15.8%	45.2%
2012	15.2%	45.1%
2013	14.7%	44.9%
2014	14.2%	44.8%
2015	13.8%	44.5%
2016	13.4%	44.2%
2017	13%	44%
2018	12.7%	43.8%
2019	12.4%	43.6%
2020	12.1%	43.4%
2021	11.8%	43.1%
2022	11.4%	42.9%
2023	11%	42.7%
2024	10.6%	42.5%
2025	10.2%	42.3%
2026	9.82%	42.1%
2027	9.42%	41.9%
2028	9.06%	41.7%
2029	8.75%	41.4%
2030	8.43%	41.1%
2031	8.15%	40.9%
2032	7.94%	40.5%
2033	7.79%	40.2%
2034	7.7%	39.8%
2035	7.66%	39.5%
2036	7.65%	39.1%
2037	7.66%	38.8%
2038	7.68%	38.4%
2039	7.71%	38.1%
2040	7.73%	37.8%
2041	7.75%	37.5%
2042	7.76%	37.1%
2043	7.77%	36.8%
2044	7.78%	36.5%
2045	7.79%	36.2%
2046	7.8%	35.9%
2047	7.81%	35.6%
2048	7.82%	35.4%
2049	7.82%	35.1%
2050	7.83%	34.8%

Children aged 0-14 make up 10.6% of the population in South Korea and 42.5% in Tanzania in 2024, compared to 25.8% and 46.3% respectively in 1990.

Demographics of South Korea and Tanzania compared.

Natural population change in South Korea vs Tanzania by year

For the past 10 years, the annual natural population change (excluding migration) has been +0.06% in South Korea and +3.05% in Tanzania. 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
	South Korea	Tanzania
1960	728,010	275,814
1961	730,173	286,839
1962	712,590	300,663
1963	685,824	314,644
1964	655,501	328,527
1965	641,090	343,456
1966	623,534	360,229
1967	692,169	374,763
1968	684,487	389,467
1969	694,227	408,322
1970	747,987	427,988
1971	789,185	449,014
1972	740,469	467,305
1973	699,115	488,429
1974	673,030	515,152
1975	603,300	533,906
1976	530,558	553,617
1977	578,947	574,938
1978	499,084	595,024
1979	623,068	613,388
1980	583,294	629,444
1981	631,189	645,496
1982	605,626	662,627
1983	514,844	679,720
1984	436,384	687,435
1985	416,219	697,867
1986	395,651	705,677
1987	378,758	718,580
1988	399,297	736,551
1989	403,266	743,854
1990	411,546	750,825
1991	467,594	762,011
1992	494,352	767,961
1993	477,302	778,044
1994	473,200	803,953
1995	468,967	838,980
1996	446,142	868,524
1997	422,773	882,544
1998	393,436	920,806
1999	368,272	948,659
2000	390,167	985,185
2001	312,643	1,026,242
2002	247,752	1,063,195
2003	244,251	1,118,435
2004	225,988	1,175,379
2005	187,920	1,224,165
2006	203,441	1,257,927
2007	248,286	1,278,285
2008	215,841	1,303,728
2009	197,231	1,332,015
2010	213,083	1,363,477
2011	214,728	1,384,886
2012	215,859	1,439,325
2013	166,415	1,509,008
2014	167,464	1,565,630
2015	163,248	1,592,882
2016	122,923	1,659,502
2017	71,907	1,726,909
2018	30,951	1,777,852
2019	10,353	1,816,669
2020	-31,101	1,861,377
2021	-56,947	1,880,137
2022	-124,014	1,927,960
2023	-77,569	1,960,623

Maternal mortality chart: South Korea vs Tanzania

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 4 deaths per 100,000 live births in South Korea, compared to 276 deaths in Tanzania.

Table

Year	Maternal mortality per 100K births
	South Korea	Tanzania
1985	38	980
1986	35	971
1987	34	964
1988	31	949
1989	29	927
1990	28	900
1991	28	873
1992	26	864
1993	24	851
1994	23	816
1995	22	797
1996	20	775
1997	19	777
1998	18	739
1999	17	635
2000	15	568
2001	14	493
2002	13	454
2003	13	397
2004	12	365
2005	11	350
2006	10	366
2007	10	453
2008	9	511
2009	9	502
2010	8	486
2011	8	475
2012	8	448
2013	7	479
2014	7	454
2015	6	433
2016	6	396
2017	6	345
2018	5	319
2019	5	292
2020	12	160
2021	5	162
2022	7	152
2023	4	276

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 0.28% in South Korea and 3.89% in Tanzania. 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
	South Korea	Tanzania
1960	11.2%	24.2%
1961	10.6%	24%
1962	10.1%	23.8%
1963	9.67%	23.6%
1964	9.18%	23.4%
1965	8.68%	23.1%
1966	8.16%	22.8%
1967	7.62%	22.5%
1968	7.1%	22.2%
1969	6.59%	21.9%
1970	6.12%	21.6%
1971	5.71%	21.2%
1972	5.36%	20.9%
1973	5.07%	20.5%
1974	4.82%	20.1%
1975	4.61%	19.6%
1976	4.42%	19.2%
1977	4.23%	18.8%
1978	4.04%	18.4%
1979	3.84%	18.1%
1980	3.63%	17.9%
1981	3.4%	17.8%
1982	3.17%	17.8%
1983	2.93%	17.8%
1984	2.7%	17.8%
1985	2.46%	17.7%
1986	2.25%	17.6%
1987	2.05%	17.4%
1988	1.87%	17.2%
1989	1.71%	16.9%
1990	1.57%	16.7%
1991	1.44%	16.5%
1992	1.33%	16.3%
1993	1.23%	16.1%
1994	1.14%	15.9%
1995	1.05%	15.6%
1996	0.98%	15.2%
1997	0.91%	14.8%
1998	0.85%	14.2%
1999	0.8%	13.6%
2000	0.75%	12.8%
2001	0.71%	12.1%
2002	0.68%	11.3%
2003	0.64%	10.5%
2004	0.6%	9.86%
2005	0.56%	9.24%
2006	0.52%	8.69%
2007	0.48%	8.16%
2008	0.45%	7.7%
2009	0.43%	7.24%
2010	0.41%	6.86%
2011	0.4%	6.5%
2012	0.38%	6.21%
2013	0.37%	5.95%
2014	0.36%	5.67%
2015	0.35%	5.48%
2016	0.34%	5.25%
2017	0.33%	5.02%
2018	0.32%	4.8%
2019	0.31%	4.6%
2020	0.3%	4.42%
2021	0.29%	4.22%
2022	0.28%	4.05%
2023	0.28%	3.89%