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Fertility & birth rates in Botswana and Sierra Leone

Updated on by Georank team

Botswana has an annual birth rate of 24.7 births per 1,000 people, compared to 30.6 for Sierra Leone. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 2.73 in Botswana and 3.79 in Sierra Leone — 38.8% difference.

1960 vs 2023, the fertility rate has decreased by -58.6% in Botswana and by -38.6% in Sierra Leone — in 1960, it was 6.6 and 6.18, respectively.

Birth rates facts compared:

  • Botswana is ranked 54/196 by birth rate compared to 29/196 for Sierra Leone.
  • The mean age for first-time mothers is 19 years in Botswana, compared to 19.6 years in Sierra Leone.
  • The mean age at childbearing (for all the births, not just the first) is 28.6 in Botswana — it's 28.5 in Sierra Leone.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 53.8 in Botswana vs 93.6 in Sierra Leone.
  • In Botswana, 27.5% of the population is composed of women of reproductive age (15-49), compared to 25.4% in Sierra Leone.
  • Excluding migration, the natural population change due to births and deaths from 2022 to 2023 was +1.9% in Botswana and +2.23% in Sierra Leone.

Birth rate data compared

Botswana Sierra Leone
Fertility rate 2.73 3.79
Birth rate 24.7 30.6
Birth rate rank 54/196 29/196
Age at first childbirth 19 years 19.6 years
Average age at childbearing 28.6 years 28.5 years
Annual births per 1,000 women ages 15-19 52.7 88.8
Annual births per 1,000 women ages 20-29 131.5 170.1
Annual births per 1,000 women ages 30+ 43.9 53.9
Female of reproductive age (15-49), share of population 27.5% 25.4%
Any modern method of contraceptive prevalence among married women ages 15-49 42.1% 20.9%
Share of births attended by skilled health staff 99.8% 86.9%
Maternal mortality per live birth 0.16% 0.35%
Neonatal mortality rate (before reaching 28 days of age) 2.09% 2.93%
Infant mortality rate (before reaching 1 year of age) 3.82% 5.62%
Mortality rate before reaching 5 years of age, per 1,000 live births 3.96% 9.43%
Population change due to births and deaths +47,098 +188,788
Natural population change rank 98/196 62/196
Natural population change rate +1.9% +2.23%
Population growth +1.65% +2.15%
Population growth rank 69/197 49/197
Life expectancy 69.4 years 62.2 years

Fertility rate in Botswana vs Sierra Leone chart

According to the latest available data on birth rates, the fertility rate in Botswana was 2.73 children per woman in 2023, compared to 3.79 in Sierra Leone in 2023. The replacement level is considered to be 2.1 children per woman.

Check Botswana vs Sierra Leone population clock for a dynamic visualization of the changing population.

The chart below showcases historical changes in the birth rates.

Botswana
Factual

UN forecast
Sierra Leone
Factual

UN forecast

Births per woman

Year Fertility rate
Botswana Sierra Leone
1960 6.6 6.18
1961 6.56 6.21
1962 6.54 6.22
1963 6.58 6.26
1964 6.61 6.29
1965 6.6 6.31
1966 6.61 6.35
1967 6.6 6.38
1968 6.58 6.39
1969 6.56 6.39
1970 6.55 6.41
1971 6.54 6.43
1972 6.56 6.45
1973 6.59 6.47
1974 6.61 6.53
1975 6.61 6.55
1976 6.6 6.55
1977 6.54 6.57
1978 6.48 6.59
1979 6.4 6.58
1980 6.29 6.56
1981 6.16 6.55
1982 5.97 6.56
1983 5.79 6.57
1984 5.63 6.59
1985 5.48 6.59
1986 5.33 6.6
1987 5.1 6.61
1988 4.88 6.59
1989 4.67 6.57
1990 4.51 6.57
1991 4.37 6.55
1992 4.26 6.56
1993 4.15 6.57
1994 4.02 6.56
1995 3.79 6.56
1996 3.57 6.55
1997 3.43 6.53
1998 3.36 6.5
1999 3.31 6.42
2000 3.29 6.36
2001 3.25 6.31
2002 3.18 6.23
2003 3.11 6.09
2004 3.06 5.92
2005 3.08 5.81
2006 3.11 5.74
2007 3.13 5.64
2008 3.13 5.56
2009 3.13 5.45
2010 3.14 5.33
2011 3.1 5.21
2012 3.07 5.06
2013 3.05 4.87
2014 3.03 4.7
2015 3.01 4.55
2016 2.99 4.47
2017 2.97 4.39
2018 2.94 4.29
2019 2.91 4.19
2020 2.86 4.08
2021 2.83 3.98
2022 2.79 3.88
2023 2.73 3.79
2024 2.7 3.7
2025 2.66 3.61
2026 2.63 3.53
2027 2.59 3.47
2028 2.56 3.37
2029 2.52 3.3
2030 2.49 3.23
2031 2.46 3.18
2032 2.44 3.12
2033 2.41 3.07
2034 2.38 3.02
2035 2.35 2.97
2036 2.32 2.92
2037 2.3 2.88
2038 2.28 2.84
2039 2.26 2.79
2040 2.23 2.76
2041 2.21 2.72
2042 2.2 2.68
2043 2.18 2.65
2044 2.17 2.62
2045 2.15 2.58
2046 2.14 2.55
2047 2.12 2.53
2048 2.11 2.5
2049 2.09 2.47
2050 2.08 2.45

Children 0-14 years as share of population

Botswana
Factual

UN forecast
Sierra Leone
Factual

UN forecast
Year Share of people 0-14 years old
Botswana Sierra Leone
1960 45.1% 38.2%
1961 45.6% 38.3%
1962 46.2% 38.3%
1963 46.8% 38.5%
1964 47.2% 38.8%
1965 47.5% 39.1%
1966 47.9% 39.4%
1967 48.2% 39.6%
1968 48.6% 39.9%
1969 48.9% 40.1%
1970 49.2% 40.3%
1971 49.3% 40.6%
1972 49.1% 40.7%
1973 48.6% 40.9%
1974 48.2% 41.1%
1975 47.7% 41.3%
1976 47.3% 41.4%
1977 47% 41.6%
1978 46.5% 41.7%
1979 46% 41.8%
1980 46.1% 41.9%
1981 46.2% 42%
1982 46.2% 42.1%
1983 46.2% 42.2%
1984 46.2% 42.3%
1985 46.2% 42.5%
1986 46.1% 42.6%
1987 46% 42.7%
1988 45.8% 42.8%
1989 45.5% 42.9%
1990 45.1% 42.9%
1991 44.7% 43%
1992 44.2% 43.1%
1993 43.7% 43.2%
1994 43% 43.3%
1995 42.2% 43.4%
1996 41.4% 43.5%
1997 40.6% 43.5%
1998 39.8% 43.6%
1999 39.1% 43.7%
2000 38.4% 43.8%
2001 37.7% 43.9%
2002 37.1% 43.9%
2003 36.5% 43.9%
2004 35.9% 43.9%
2005 35.5% 43.8%
2006 35.1% 43.7%
2007 34.8% 43.6%
2008 34.5% 43.5%
2009 34.2% 43.4%
2010 34.1% 43.2%
2011 34% 43%
2012 34.2% 42.8%
2013 34.4% 42.5%
2014 34.4% 42.2%
2015 34.4% 41.8%
2016 34.2% 41.4%
2017 33.9% 41%
2018 33.6% 40.6%
2019 33.3% 40.2%
2020 32.9% 39.8%
2021 32.6% 39.4%
2022 32.4% 39%
2023 32.3% 38.5%
2024 32.1% 38.1%
2025 32% 37.7%
2026 31.8% 37.2%
2027 31.6% 36.8%
2028 31.4% 36.3%
2029 31.2% 35.9%
2030 30.9% 35.5%
2031 30.6% 35.2%
2032 30.3% 34.8%
2033 30% 34.4%
2034 29.6% 34%
2035 29.2% 33.6%
2036 28.7% 33.2%
2037 28.1% 32.8%
2038 27.6% 32.4%
2039 27.2% 32%
2040 26.7% 31.6%
2041 26.3% 31.2%
2042 25.9% 30.9%
2043 25.5% 30.5%
2044 25.2% 30.2%
2045 24.8% 29.8%
2046 24.5% 29.5%
2047 24.2% 29.2%
2048 24% 28.8%
2049 23.7% 28.5%
2050 23.5% 28.2%

Children aged 0-14 make up 32.1% of the population in Botswana and 38.1% in Sierra Leone in 2024, compared to 45.1% and 42.9% respectively in 1990.

Demographics of Botswana and Sierra Leone compared.

Natural population change in Botswana vs Sierra Leone by year

For the past 10 years, the annual natural population change (excluding migration) has been +1.88% in Botswana and +2.31% in Sierra Leone. The chart below illustrates the comparison of the absolute yearly changes resulting from births and deaths.

Botswana
Sierra Leone

Natural population change

Year Population change due to births and deaths
Botswana Sierra Leone
1960 15,861 38,192
1961 16,185 40,022
1962 16,507 41,603
1963 17,084 43,569
1964 17,634 45,487
1965 18,045 47,223
1966 18,250 49,486
1967 18,463 51,734
1968 18,725 53,126
1969 19,024 54,768
1970 19,438 56,513
1971 19,926 58,484
1972 21,004 60,279
1973 22,449 62,443
1974 24,160 65,357
1975 25,762 67,560
1976 27,497 69,506
1977 29,009 71,663
1978 30,596 74,130
1979 32,486 75,992
1980 33,934 77,932
1981 34,327 80,111
1982 34,859 82,457
1983 35,142 84,628
1984 35,530 87,072
1985 35,966 88,869
1986 36,203 90,902
1987 35,647 94,235
1988 34,564 96,344
1989 33,756 98,298
1990 33,015 100,778
1991 32,219 105,477
1992 31,995 103,251
1993 31,691 103,317
1994 30,664 101,486
1995 28,478 100,885
1996 26,847 104,140
1997 25,738 105,433
1998 25,397 103,906
1999 25,358 102,295
2000 25,850 110,754
2001 26,112 116,647
2002 26,163 126,429
2003 26,545 130,312
2004 27,481 132,661
2005 29,385 137,234
2006 31,340 144,127
2007 33,832 145,740
2008 35,433 149,855
2009 36,671 152,669
2010 38,101 155,338
2011 38,613 158,858
2012 39,202 160,915
2013 39,404 161,265
2014 40,046 160,137
2015 40,897 162,275
2016 41,993 168,784
2017 43,154 173,259
2018 44,171 178,772
2019 45,110 181,068
2020 45,610 181,015
2021 40,894 183,326
2022 47,400 186,625
2023 47,098 188,788

Fertility rates around the globe

Fertility rate

Maternal mortality chart: Botswana vs Sierra Leone

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 155 deaths per 100,000 live births in Botswana, compared to 354 deaths in Sierra Leone.

Botswana
Sierra Leone
Year Maternal mortality per 100K births
Botswana Sierra Leone
1985 313 1,506
1986 304 1,530
1987 302 1,533
1988 319 1,549
1989 300 1,575
1990 296 1,572
1991 283 1,699
1992 263 1,681
1993 230 1,696
1994 182 1,755
1995 148 1,777
1996 130 1,726
1997 123 1,721
1998 126 1,753
1999 131 1,731
2000 136 1,603
2001 138 1,518
2002 140 1,492
2003 142 1,433
2004 151 1,366
2005 166 1,294
2006 204 1,168
2007 201 1,132
2008 199 1,093
2009 213 1,054
2010 228 1,018
2011 269 967
2012 288 915
2013 221 842
2014 212 821
2015 141 730
2016 72 633
2017 46 578
2018 99 491
2019 100 464
2020 98 422
2021 165 403
2022 120 370
2023 155 354

Under-five mortality rates

The chance that a newborn baby will die before reaching age five is 3.96% in Botswana and 9.43% in Sierra Leone. Below is the historical data on under-five mortality rates.

Botswana
Sierra Leone

Probability that a newborn baby will die before reaching age five

Year Mortality rate before reaching 5 years of age, per 1,000 live births
Botswana Sierra Leone
1960 16.8% 39.1%
1961 16.3% 38.5%
1962 15.8% 38%
1963 15.3% 37.4%
1964 14.9% 36.8%
1965 14.5% 36.2%
1966 14% 35.6%
1967 13.6% 35%
1968 13.2% 34.5%
1969 12.8% 33.9%
1970 12.4% 33.4%
1971 11.9% 32.9%
1972 11.4% 32.3%
1973 10.9% 31.9%
1974 10.4% 31.4%
1975 9.88% 30.9%
1976 9.32% 30.5%
1977 8.77% 30%
1978 8.23% 29.6%
1979 7.74% 29.2%
1980 7.29% 28.9%
1981 6.86% 28.5%
1982 6.47% 28.1%
1983 6.12% 27.8%
1984 5.8% 27.5%
1985 5.5% 27.2%
1986 5.22% 26.9%
1987 5% 26.6%
1988 4.88% 26.4%
1989 4.87% 26.2%
1990 5.01% 25.9%
1991 5.29% 25.7%
1992 5.7% 25.5%
1993 6.2% 25.3%
1994 6.72% 25%
1995 6.74% 24.7%
1996 7.1% 24.3%
1997 7.37% 23.9%
1998 7.57% 23.4%
1999 7.91% 22.9%
2000 8.11% 22.4%
2001 8.12% 21.8%
2002 8% 21.3%
2003 7.85% 20.7%
2004 7.63% 20.1%
2005 7.03% 19.4%
2006 6.43% 18.8%
2007 6.16% 18.1%
2008 6.03% 17.3%
2009 5.78% 16.6%
2010 5.58% 15.9%
2011 5.68% 15.2%
2012 5.34% 14.5%
2013 5.1% 13.9%
2014 5.11% 13.7%
2015 4.98% 13.8%
2016 4.9% 12.3%
2017 4.65% 11.8%
2018 4.59% 11.3%
2019 4.5% 10.9%
2020 4.39% 10.5%
2021 4.2% 10.1%
2022 4.07% 9.77%
2023 3.96% 9.43%

Compare countries by 7 more topics

Birth rate comparisons

Birth rate vs Botswana vs Sierra Leone
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