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Fertility & birth rates in Slovenia and South Africa

Updated on by Georank team

Slovenia has an annual birth rate of 8 births per 1,000 people, compared to 18.8 for South Africa. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 1.51 in Slovenia and 2.22 in South Africa — 46.8% difference.

1960 vs 2023, the fertility rate has decreased by 30.9% in Slovenia and by 63.7% in South Africa — in 1960, it was 2.19 and 6.11, respectively.

  • Slovenia is ranked 178/196 by birth rate compared to 82/196 for South Africa.
  • The mean age at childbearing (for all the births, not just the first) is 30.6 in Slovenia — it's 28.3 in South Africa.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 3.5 in Slovenia vs 51.6 in South Africa.
  • In Slovenia, 20% of the population is composed of women of reproductive age (15-49), compared to 27.8% in South Africa.

Fertility rate in Slovenia vs South Africa by year

Slovenia
South Africa
1x
Year Fertility rate
Slovenia South Africa
2023 1.51 2.22
2022 1.55 2.23
2021 1.64 2.25
2020 1.59 2.26
2019 1.61 2.26
2018 1.6 2.27
2017 1.62 2.28
2016 1.58 2.26
2015 1.57 2.36
2014 1.58 2.42
2013 1.55 2.43
2012 1.58 2.45
2011 1.56 2.44
2010 1.57 2.44
2009 1.53 2.5
2008 1.53 2.68
2007 1.38 2.55
2006 1.31 2.55
2005 1.26 2.51
2004 1.25 2.44
2003 1.2 2.36
2002 1.21 2.32
2001 1.21 2.37
2000 1.26 2.41
1999 1.21 2.56
1998 1.23 2.63
1997 1.25 2.73
1996 1.28 2.99
1995 1.29 3.17
1994 1.32 3.26
1993 1.33 3.37
1992 1.33 3.48
1991 1.42 3.62
1990 1.46 3.72
1989 1.52 3.98
1988 1.63 4.18
1987 1.65 4.35
1986 1.67 4.41
1985 1.71 4.5
1984 1.74 4.57
1983 1.81 4.63
1982 1.93 4.7
1981 1.96 4.71
1980 2.11 4.78
1979 2.22 4.82
1978 2.2 4.85
1977 2.17 4.94
1976 2.2 5.07
1975 2.17 5.19
1974 2.13 5.3
1973 2.2 5.41
1972 2.17 5.49
1971 2.16 5.57
1970 2.11 5.63
1969 2.17 5.72
1968 2.25 5.78
1967 2.37 5.85
1966 2.47 5.91
1965 2.43 5.89
1964 2.31 5.96
1963 2.27 6.01
1962 2.28 6.05
1961 2.27 6.08
1960 2.19 6.11

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/slovenia/south-africa | CC BY

According to the latest available data on birth rates, the fertility rate in Slovenia was 1.51 children per woman in 2023, compared to 2.22 in South Africa in 2023. The replacement level is considered to be 2.1 children per woman.

Check Slovenia vs South Africa population clock for a dynamic visualization of the changing population.

Natural population change by year

Slovenia
South Africa
1x
Year Natural population change
Slovenia South Africa
2023 -4,665 602,793
2022 -4,858 603,636
2021 -4,216 456,411
2020 -5,256 595,873
2019 -1,254 652,130
2018 -1,037 648,319
2017 -207 645,975
2016 826 641,365
2015 826 668,771
2014 2,268 674,754
2013 1,648 652,427
2012 2,674 643,723
2011 3,285 601,708
2010 3,687 566,834
2009 3,060 554,115
2008 3,437 595,332
2007 1,211 503,567
2006 602 487,584
2005 -600 464,464
2004 -599 442,540
2003 -1,996 415,018
2002 -1,197 430,926
2001 -996 484,801
2000 -398 526,963
1999 -1,388 594,643
1998 -1,189 627,027
1997 -794 667,969
1996 0 710,868
1995 0 743,488
1994 199 698,609
1993 -199 789,220
1992 598 794,415
1991 2,199 827,296
1990 3,797 835,421
1989 4,592 884,629
1988 5,986 909,221
1987 5,771 922,330
1986 6,094 903,644
1985 6,213 893,889
1984 5,990 869,011
1983 6,343 837,013
1982 9,170 807,550
1981 10,485 767,833
1980 11,027 738,415
1979 12,614 716,541
1978 11,920 694,341
1977 12,160 680,929
1976 12,196 675,011
1975 11,658 667,862
1974 11,367 658,438
1973 11,837 651,596
1972 10,513 638,754
1971 10,951 624,761
1970 10,004 605,102
1969 9,427 590,794
1968 11,250 571,841
1967 13,516 553,741
1966 15,697 534,862
1965 14,513 506,632
1964 12,567 490,606
1963 14,068 473,821
1962 13,150 455,634
1961 14,985 437,851
1960 12,678 421,263

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/slovenia/south-africa | CC BY

The chart above illustrates the comparison of the absolute yearly changes in population resulting from births and deaths.

Excluding migration, the natural population change due to births and deaths from 2022 to 2023 was -0.22% in Slovenia and +0.95% in South Africa.

For the past 10 years, the annual natural population change has been -0.08% in Slovenia and +1.05% in South Africa.

Birth rate in Slovenia vs South Africa by year

Slovenia
South Africa

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Slovenia South Africa
2023 8 18.8
2022 8.3 19.1
2021 9 19.4
2020 8.9 19.5
2019 9.3 19.7
2018 9.4 19.9
2017 9.8 20
2016 9.9 20.3
2015 10 21
2014 10.3 21.8
2013 10.2 21.9
2012 10.7 22.1
2011 10.7 22.1
2010 10.9 22.2
2009 10.7 22.8
2008 10.8 24.3
2007 9.8 23.1
2006 9.4 23.1
2005 9.1 22.7
2004 9 22.1
2003 8.7 21.4
2002 8.8 20.9
2001 8.8 21.3
2000 9.1 21.6
1999 8.8 22.7
1998 9 23.2
1997 9.1 23.9
1996 9.4 24.9
1995 9.5 25.6
1994 9.8 24.6
1993 9.9 26.6
1992 10 27
1991 10.8 28.1
1990 11.2 28.7
1989 11.7 30.6
1988 12.6 32
1987 12.9 33.2
1986 13 33.6
1985 13.4 34.2
1984 13.6 34.5
1983 14.1 34.6
1982 15.1 34.8
1981 15.3 34.6
1980 15.7 34.7
1979 16.3 34.9
1978 16.3 35.1
1977 16.2 35.6
1976 16.7 36.3
1975 16.6 37
1974 16.1 37.7
1973 16.7 38.4
1972 16.4 38.9
1971 16.3 39.3
1970 15.9 39.4
1969 16.3 39.7
1968 16.8 39.8
1967 17.7 39.9
1966 18.5 40
1965 18.5 39.5
1964 17.9 39.6
1963 18 39.7
1962 18.1 39.7
1961 18.2 39.7
1960 17.6 39.8

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/slovenia/south-africa | CC BY

The latest reported birth rate per 1,000 people in 2023 was 8 in Slovenia and 18.8 in South Africa, compared with 17.6 and 39.8, respectively, in 1960.

Birth rate data compared

Slovenia South Africa
Fertility rate 1.51 2.22
Fertility rate rank 139/196 89/196
Birth rate 8 18.8
Birth rate rank 178/196 82/196
Population change due to births and deaths -4,665 +602,793
Natural population change rank 166/196 33/196
Natural population change rate -0.22% +0.95%
Population growth +0.33% +1.26%
Population growth rank 148/197 85/197
Age at first childbirth 29.1 years n/a
Average age at childbearing 30.6 years 28.3 years
Annual births per 1,000 women ages 15-19 3.36 51.8
Annual births per 1,000 women ages 20-29 73 106.1
Annual births per 1,000 women ages 30+ 12.6 27.1
Female of reproductive age (15-49), share of population 20% 27.8%
Any modern method of contraceptive prevalence among married women ages 15-49 63.2% 54%
Share of births attended by skilled health staff 99.8% 96.7%
Maternal mortality per live birth 0.003% 0.12%
Neonatal mortality rate (before reaching 28 days of age) 0.13% 1.17%
Infant mortality rate (before reaching 1 year of age) 0.18% 2.44%
Mortality rate before reaching 5 years of age 0.22% 3.47%
Life expectancy 82.1 years 66.7 years

Children 0-14 years as share of population

Slovenia
Factual

UN forecast
South Africa
Factual

UN forecast
1x
Year Young
Slovenia South Africa
2100 12.6% 17.9%
2099 12.6% 18%
2098 12.7% 18%
2097 12.7% 18.1%
2096 12.8% 18.1%
2095 12.8% 18.2%
2094 12.9% 18.2%
2093 13% 18.3%
2092 13.1% 18.3%
2091 13.1% 18.4%
2090 13.2% 18.4%
2089 13.3% 18.5%
2088 13.3% 18.5%
2087 13.4% 18.6%
2086 13.4% 18.6%
2085 13.4% 18.7%
2084 13.4% 18.7%
2083 13.4% 18.8%
2082 13.4% 18.9%
2081 13.4% 18.9%
2080 13.3% 19%
2079 13.3% 19%
2078 13.2% 19.1%
2077 13.1% 19.2%
2076 13.1% 19.3%
2075 13% 19.3%
2074 12.9% 19.4%
2073 12.9% 19.5%
2072 12.8% 19.6%
2071 12.8% 19.6%
2070 12.7% 19.7%
2069 12.7% 19.8%
2068 12.7% 19.9%
2067 12.7% 20%
2066 12.8% 20.1%
2065 12.8% 20.2%
2064 12.9% 20.3%
2063 13% 20.4%
2062 13.1% 20.5%
2061 13.2% 20.6%
2060 13.3% 20.7%
2059 13.3% 20.8%
2058 13.4% 20.9%
2057 13.5% 21%
2056 13.6% 21.1%
2055 13.6% 21.1%
2054 13.6% 21.2%
2053 13.6% 21.3%
2052 13.6% 21.4%
2051 13.6% 21.5%
2050 13.5% 21.6%
2049 13.4% 21.7%
2048 13.3% 21.8%
2047 13.2% 21.9%
2046 13.1% 22%
2045 13% 22.1%
2044 12.8% 22.3%
2043 12.7% 22.4%
2042 12.6% 22.6%
2041 12.5% 22.8%
2040 12.5% 23%
2039 12.4% 23.3%
2038 12.4% 23.5%
2037 12.4% 23.7%
2036 12.5% 24.1%
2035 12.6% 24.4%
2034 12.7% 24.7%
2033 12.9% 24.9%
2032 13% 25%
2031 13.2% 25.1%
2030 13.4% 25.2%
2029 13.7% 25.3%
2028 13.9% 25.4%
2027 14.1% 25.5%
2026 14.4% 25.6%
2025 14.6% 25.8%
2024 14.7% 25.9%
2023 14.9% 26.1%
2022 15.1% 26.3%
2021 15.2% 26.6%
2020 15.1% 27%
2019 15.1% 27.4%
2018 15.1% 27.9%
2017 15% 28.3%
2016 14.9% 28.3%
2015 14.8% 28.3%
2014 14.7% 28.5%
2013 14.6% 28.7%
2012 14.4% 28.9%
2011 14.3% 29.1%
2010 14.1% 29.4%
2009 14% 29.7%
2008 14% 29.9%
2007 14% 30.2%
2006 14.1% 30.6%
2005 14.3% 31.1%
2004 14.5% 31.6%
2003 14.8% 32.3%
2002 15.2% 33.2%
2001 15.6% 34%
2000 15.9% 34.9%
1999 16.4% 35.7%
1998 16.8% 36.5%
1997 17.3% 37.2%
1996 17.8% 37.5%
1995 18.3% 37.5%
1994 18.8% 37.2%
1993 19.3% 37.3%
1992 19.8% 37.6%
1991 20.3% 37.5%
1990 20.8% 37.7%
1989 21.1% 38.1%
1988 21.4% 38.4%
1987 21.6% 38.7%
1986 22% 38.9%
1985 22.3% 39.2%
1984 22.5% 39.5%
1983 22.7% 39.8%
1982 22.8% 40.1%
1981 22.9% 40.5%
1980 23% 40.9%
1979 23.1% 41.3%
1978 23.2% 41.5%
1977 23.3% 41.7%
1976 23.4% 41.8%
1975 23.6% 41.9%
1974 23.7% 42%
1973 23.8% 42.1%
1972 23.9% 42.2%
1971 24% 42.2%
1970 24.3% 42.3%
1969 24.7% 42.2%
1968 25.1% 42.2%
1967 25.5% 42.2%
1966 25.8% 42.1%
1965 26.2% 42.1%
1964 26.6% 42.1%
1963 26.9% 42.1%
1962 27.1% 42.1%
1961 27.2% 42.1%
1960 27.2% 42.1%

Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10).

GeoRank.org/birth-rate/slovenia/south-africa | CC BY

Children aged 0-14 make up 14.7% of the population in Slovenia and 25.9% in South Africa in 2024, compared to 20.8% and 37.7% respectively in 1990.

Demographics of Slovenia and South Africa compared.

Fertility rates around the globe

1x

Data sources: World Bank | Health (1960–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/slovenia/south-africa | CC BY

Maternal mortality chart: Slovenia vs South Africa

Slovenia
South Africa
1x
Year Maternal mortality per 100K births
Slovenia South Africa
2023 3 118
2022 15 129
2021 8 191
2020 12 118
2019 4 119
2018 4 128
2017 5 134
2016 5 141
2015 5 150
2014 6 162
2013 6 180
2012 6 194
2011 6 202
2010 7 226
2009 7 241
2008 7 272
2007 6 272
2006 6 283
2005 6 279
2004 6 259
2003 6 245
2002 6 225
2001 6 192
2000 7 175
1999 8 151
1998 9 152
1997 9 152
1996 10 150
1995 11 125
1994 12 133
1993 12 145
1992 13 152
1991 13 162
1990 14 170
1989 15 177
1988 16 184
1987 16 192
1986 16 200
1985 17 208

Data sources: World Bank | Gender (1985–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/slovenia/south-africa | CC BY

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 3 deaths per 100,000 live births in Slovenia, compared to 118 deaths in South Africa.

Under-five mortality rates

Slovenia
South Africa

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Slovenia South Africa
2023 0.22% 3.47%
2022 0.23% 3.44%
2021 0.23% 3.41%
2020 0.24% 3.41%
2019 0.24% 3.45%
2018 0.24% 3.49%
2017 0.25% 3.58%
2016 0.26% 3.68%
2015 0.26% 3.82%
2014 0.27% 3.96%
2013 0.28% 4.1%
2012 0.29% 4.25%
2011 0.31% 4.5%
2010 0.32% 5%
2009 0.34% 5.7%
2008 0.36% 6.42%
2007 0.38% 7.19%
2006 0.4% 7.75%
2005 0.42% 8.03%
2004 0.44% 8.1%
2003 0.47% 7.93%
2002 0.49% 7.69%
2001 0.52% 7.43%
2000 0.54% 7.11%
1999 0.58% 6.85%
1998 0.61% 6.56%
1997 0.65% 6.29%
1996 0.69% 6.11%
1995 0.73% 5.95%
1994 0.79% 5.82%
1993 0.84% 5.7%
1992 0.9% 5.66%
1991 0.97% 5.7%
1990 1.04% 5.82%
1989 1.11% 6.01%
1988 1.19% 6.26%
1987 1.27% 6.56%
1986 1.36% 6.89%
1985 1.44% 7.24%
1984 1.53% 7.6%
1983 1.61% 7.98%
1982 1.69% 8.39%
1981 1.78% 8.84%
1980 - 9.35%
1979 - 9.88%
1978 - 10.5%
1977 - 11.1%
1976 - 11.8%
1975 - 12.5%
1974 - 13.2%

Data sources: World Bank | Health (1974–2023, retrieved 2026-04-06).

GeoRank.org/birth-rate/slovenia/south-africa | CC BY

The chance that a newborn baby will die before reaching age five is 0.22% in Slovenia and 3.47% in South Africa. Above is a chart with historical data on under-five mortality rates.

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Data sources:

  1. World Bank | Health (1960–2024, retrieved 2026-04-06)
  2. United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10)
  3. United Nations Economic Commission for Europe (UNECE) (2023, retrieved 2026-03-10)

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