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Fertility & birth rates in South Sudan and Sri Lanka

Updated on by Georank team

South Sudan has an annual birth rate of 28.6 births per 1,000 people, compared to 11.2 for Sri Lanka. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 3.86 in South Sudan and 1.97 in Sri Lanka — 48.9% difference.

1960 vs 2023, the fertility rate has decreased by 46% in South Sudan and by 63.1% in Sri Lanka — in 1960, it was 7.16 and 5.35, respectively.

  • South Sudan is ranked 36/196 by birth rate compared to 125/196 for Sri Lanka.
  • The mean age at childbearing (for all the births, not just the first) is 28.4 in South Sudan — it's 29.7 in Sri Lanka.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 97.1 in South Sudan vs 15.1 in Sri Lanka.
  • In South Sudan, 25.1% of the population is composed of women of reproductive age (15-49), compared to 25.1% in Sri Lanka.

Fertility rate in South Sudan vs Sri Lanka by year

South Sudan
Sri Lanka
1x
Year Fertility rate
South Sudan Sri Lanka
2023 3.86 1.97
2022 3.96 1.98
2021 4.05 2
2020 4.16 2.01
2019 4.26 2.02
2018 4.37 2.03
2017 4.48 2.04
2016 4.58 2.06
2015 4.7 2.09
2014 4.82 2.13
2013 4.94 2.18
2012 5.06 2.17
2011 5.19 2.14
2010 5.32 2.13
2009 5.45 2.18
2008 5.57 2.23
2007 5.7 2.3
2006 5.85 2.29
2005 6.02 2.26
2004 6.19 2.27
2003 6.35 2.3
2002 6.52 2.31
2001 6.65 2.28
2000 6.8 2.21
1999 6.94 2.14
1998 7.08 2.14
1997 7.2 2.22
1996 7.32 2.29
1995 7.34 2.35
1994 7.35 2.4
1993 7.36 2.44
1992 7.37 2.49
1991 7.38 2.51
1990 7.38 2.54
1989 7.37 2.58
1988 7.38 2.57
1987 7.39 2.64
1986 7.38 2.74
1985 7.36 2.9
1984 7.35 3.01
1983 7.34 3.11
1982 7.34 3.32
1981 7.33 3.65
1980 7.33 3.73
1979 7.32 3.82
1978 7.33 3.81
1977 7.33 3.74
1976 7.33 3.78
1975 7.33 3.82
1974 7.31 3.86
1973 7.31 4
1972 7.31 4.16
1971 7.3 4.27
1970 7.29 4.39
1969 7.28 4.5
1968 7.26 4.66
1967 7.26 4.79
1966 7.25 4.83
1965 7.22 4.93
1964 7.22 5.06
1963 7.2 5.12
1962 7.2 5.18
1961 7.18 5.24
1960 7.16 5.35

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

GeoRank.org/birth-rate/south-sudan/sri-lanka | CC BY

According to the latest available data on birth rates, the fertility rate in South Sudan was 3.86 children per woman in 2023, compared to 1.97 in Sri Lanka in 2023. The replacement level is considered to be 2.1 children per woman.

Check South Sudan vs Sri Lanka population clock for a dynamic visualization of the changing population.

Natural population change by year

South Sudan
Sri Lanka
1x
Year Natural population change
South Sudan Sri Lanka
2023 217,966 66,111
2022 211,166 95,378
2021 213,567 121,858
2020 212,332 170,968
2019 209,708 172,243
2018 168,497 183,610
2017 72,193 187,993
2016 110,553 194,232
2015 148,542 201,815
2014 227,611 211,541
2013 315,983 221,021
2012 312,974 229,138
2011 303,181 224,461
2010 287,409 224,325
2009 278,859 200,175
2008 268,268 232,225
2007 256,546 248,287
2006 246,706 248,706
2005 239,272 248,683
2004 231,877 212,527
2003 225,822 252,008
2002 212,014 252,840
2001 204,108 244,377
2000 196,055 227,060
1999 180,721 206,876
1998 -12,157 201,059
1997 121,454 208,193
1996 116,728 215,290
1995 110,417 221,957
1994 165,407 228,904
1993 32,779 226,257
1992 28,874 222,230
1991 87,873 218,117
1990 82,900 224,454
1989 83,735 212,401
1988 -125,447 219,184
1987 5,756 226,414
1986 99,502 233,782
1985 95,342 247,836
1984 90,970 263,175
1983 104,107 277,768
1982 118,641 300,030
1981 115,163 328,096
1980 112,307 328,155
1979 109,540 329,791
1978 107,352 317,055
1977 104,886 300,038
1976 102,346 291,816
1975 99,882 282,496
1974 97,181 275,521
1973 94,765 278,577
1972 74,803 282,494
1971 72,308 281,200
1970 44,776 286,719
1969 42,015 286,218
1968 44,213 286,642
1967 41,357 284,738
1966 38,523 275,549
1965 51,682 272,422
1964 64,786 269,584
1963 46,333 262,880
1962 47,406 256,719
1961 45,186 251,087
1960 42,945 247,631

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

GeoRank.org/birth-rate/south-sudan/sri-lanka | 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 +1.9% in South Sudan and +0.3% in Sri Lanka.

For the past 10 years, the annual natural population change has been +1.65% in South Sudan and +0.75% in Sri Lanka.

Birth rate in South Sudan vs Sri Lanka by year

South Sudan
Sri Lanka

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
South Sudan Sri Lanka
2023 28.6 11.2
2022 29.1 12.4
2021 29.7 12.9
2020 29.4 13.8
2019 29.4 14.6
2018 29.1 15.2
2017 32.8 15.4
2016 35.1 15.7
2015 35.4 16
2014 38.2 16.5
2013 38.3 17
2012 39.1 17.1
2011 39.8 17.1
2010 39.9 17.1
2009 41 17.6
2008 41.6 18.2
2007 42.3 18.8
2006 43.2 18.9
2005 44.3 18.7
2004 45.5 18.8
2003 46.8 19.1
2002 48 19.2
2001 48.9 19
2000 49.8 18.4
1999 50.7 17.9
1998 51.2 17.8
1997 51.6 18.5
1996 52.6 19
1995 52.7 19.6
1994 52.7 20
1993 52.7 20
1992 52.5 20.1
1991 52.4 20.2
1990 52.3 20.5
1989 53.1 20.6
1988 51.9 20.3
1987 50.6 20.8
1986 50.6 21.4
1985 50.7 22.4
1984 50.8 23.5
1983 51.1 24.4
1982 51.4 26
1981 51.7 28.1
1980 52 28.6
1979 52.3 29.3
1978 52.7 29
1977 53 28.3
1976 53.4 28.3
1975 53.7 28.2
1974 53.9 28.2
1973 54.3 28.9
1972 54.5 29.7
1971 54.6 30.2
1970 54.5 31.2
1969 54.3 31.8
1968 54 32.6
1967 53.7 33.2
1966 53.5 33.2
1965 53.1 33.8
1964 53 34.5
1963 52.7 34.7
1962 52.5 35.1
1961 52.3 35.6
1960 52 36.3

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

GeoRank.org/birth-rate/south-sudan/sri-lanka | CC BY

The latest reported birth rate per 1,000 people in 2023 was 28.6 in South Sudan and 11.2 in Sri Lanka, compared with 52 and 36.3, respectively, in 1960.

Birth rate data compared

South Sudan Sri Lanka
Fertility rate 3.86 1.97
Fertility rate rank 31/196 101/196
Birth rate 28.6 11.2
Birth rate rank 36/196 125/196
Population change due to births and deaths +217,966 +66,111
Natural population change rank 58/196 87/196
Natural population change rate +1.9% +0.3%
Population growth +4.01% -0.55%
Population growth rank 7/197 188/197
Age at first childbirth n/a 25.6 years
Average age at childbearing 28.4 years 29.7 years
Annual births per 1,000 women ages 15-19 95.7 14.1
Annual births per 1,000 women ages 20-29 173.3 94.7
Annual births per 1,000 women ages 30+ 43.7 20.9
Female of reproductive age (15-49), share of population 25.1% 25.1%
Any modern method of contraceptive prevalence among married women ages 15-49 1.59% 53.6%
Share of births attended by skilled health staff 39.7% 99.5%
Maternal mortality per live birth 0.69% 0.02%
Neonatal mortality rate (before reaching 28 days of age) 4.02% 0.41%
Infant mortality rate (before reaching 1 year of age) 7.26% 0.53%
Mortality rate before reaching 5 years of age 9.87% 0.61%
Life expectancy 58 years 78 years

Children 0-14 years as share of population

South Sudan
Factual

UN forecast
Sri Lanka
Factual

UN forecast
1x
Year Young
South Sudan Sri Lanka
2100 20.1% 13.1%
2099 20.2% 13.1%
2098 20.3% 13.2%
2097 20.3% 13.2%
2096 20.4% 13.2%
2095 20.5% 13.3%
2094 20.6% 13.3%
2093 20.7% 13.4%
2092 20.9% 13.4%
2091 21% 13.5%
2090 21.1% 13.6%
2089 21.2% 13.7%
2088 21.3% 13.7%
2087 21.5% 13.8%
2086 21.6% 13.9%
2085 21.8% 14%
2084 21.9% 14%
2083 22.1% 14.1%
2082 22.3% 14.2%
2081 22.4% 14.3%
2080 22.6% 14.3%
2079 22.8% 14.4%
2078 23% 14.5%
2077 23.2% 14.5%
2076 23.3% 14.6%
2075 23.5% 14.6%
2074 23.7% 14.7%
2073 23.9% 14.7%
2072 24.1% 14.8%
2071 24.3% 14.9%
2070 24.5% 14.9%
2069 24.7% 15%
2068 25% 15%
2067 25.2% 15.1%
2066 25.4% 15.2%
2065 25.6% 15.3%
2064 25.8% 15.4%
2063 26% 15.5%
2062 26.3% 15.6%
2061 26.5% 15.7%
2060 26.7% 15.8%
2059 27% 16%
2058 27.2% 16.1%
2057 27.5% 16.3%
2056 27.8% 16.4%
2055 28.1% 16.6%
2054 28.5% 16.8%
2053 28.8% 16.9%
2052 29.2% 17.1%
2051 29.5% 17.2%
2050 29.9% 17.4%
2049 30.3% 17.5%
2048 30.8% 17.7%
2047 31.2% 17.8%
2046 31.6% 17.9%
2045 32% 18%
2044 32.4% 18.2%
2043 32.7% 18.3%
2042 33% 18.4%
2041 33.3% 18.5%
2040 33.6% 18.6%
2039 33.8% 18.7%
2038 33.9% 18.9%
2037 34.1% 19%
2036 34.2% 19.1%
2035 34.3% 19.3%
2034 34.4% 19.5%
2033 34.3% 19.7%
2032 34.4% 19.9%
2031 34.6% 20.1%
2030 34.8% 20.3%
2029 35.2% 20.6%
2028 35.8% 20.9%
2027 36.6% 21.2%
2026 37.5% 21.5%
2025 38.4% 21.9%
2024 38.9% 22%
2023 39.9% 22.4%
2022 40.9% 22.7%
2021 41.6% 23%
2020 42.4% 23.3%
2019 43.6% 23.7%
2018 44.9% 24%
2017 45% 24.2%
2016 43.7% 24.5%
2015 43.1% 24.7%
2014 42.5% 24.9%
2013 41.9% 25%
2012 41.9% 25.2%
2011 42.2% 25.3%
2010 42.8% 25.4%
2009 43.4% 25.5%
2008 43.8% 25.6%
2007 44.3% 25.7%
2006 44.8% 25.7%
2005 45.3% 25.8%
2004 45.8% 26%
2003 45.9% 26.1%
2002 45.7% 26.3%
2001 45.5% 26.6%
2000 45.5% 27%
1999 45.6% 27.4%
1998 45.8% 27.8%
1997 46% 28.2%
1996 46% 28.6%
1995 45.8% 29.2%
1994 45.8% 29.9%
1993 45.7% 30.6%
1992 45.6% 31.4%
1991 45.5% 32.1%
1990 45.4% 32.5%
1989 45.4% 33%
1988 46.2% 33.5%
1987 46.9% 34%
1986 46.7% 34.6%
1985 46.6% 35.2%
1984 46.5% 35.5%
1983 46.3% 35.8%
1982 46.2% 36%
1981 46% 36.2%
1980 45.8% 36.4%
1979 45.7% 36.7%
1978 45.5% 36.9%
1977 45.4% 37.2%
1976 45.3% 37.6%
1975 45.2% 38%
1974 45.1% 38.4%
1973 45% 38.8%
1972 44.8% 39.2%
1971 44.7% 39.5%
1970 44.5% 39.7%
1969 44.3% 39.9%
1968 44% 40.1%
1967 43.8% 40.3%
1966 43.5% 40.4%
1965 43.3% 40.5%
1964 43% 40.6%
1963 42.8% 40.7%
1962 42.6% 40.8%
1961 42.6% 40.9%
1960 42.5% 41%

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/south-sudan/sri-lanka | CC BY

Children aged 0-14 make up 38.9% of the population in South Sudan and 22% in Sri Lanka in 2024, compared to 45.4% and 32.5% respectively in 1990.

Demographics of South Sudan and Sri Lanka compared.

Fertility rates around the globe

1x

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

GeoRank.org/birth-rate/south-sudan/sri-lanka | CC BY

Maternal mortality chart: South Sudan vs Sri Lanka

South Sudan
Sri Lanka
1x
Year Maternal mortality per 100K births
South Sudan Sri Lanka
2023 692 18
2022 704 22
2021 749 34
2020 729 23
2019 745 20
2018 913 21
2017 1,662 21
2016 1,629 22
2015 1,436 22
2014 1,216 23
2013 771 23
2012 755 24
2011 770 25
2010 776 26
2009 823 28
2008 858 30
2007 933 31
2006 1,005 32
2005 1,074 32
2004 1,150 37
2003 1,199 35
2002 1,521 36
2001 1,580 37
2000 1,658 39
1999 2,048 41
1998 7,514 43
1997 4,172 45
1996 4,357 47
1995 4,430 48
1994 1,666 49
1993 7,537 51
1992 7,597 54
1991 4,764 57
1990 4,877 59
1989 5,103 61
1988 5,535 62
1987 8,045 64
1986 3,720 66
1985 3,845 68

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

GeoRank.org/birth-rate/south-sudan/sri-lanka | CC BY

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 692 deaths per 100,000 live births in South Sudan, compared to 18 deaths in Sri Lanka.

Under-five mortality rates

South Sudan
Sri Lanka

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
South Sudan Sri Lanka
2023 9.87% 0.61%
2022 9.87% 0.64%
2021 9.87% 0.66%
2020 9.87% 0.69%
2019 9.87% 0.72%
2018 13.2% 0.76%
2017 27.8% 0.79%
2016 26.4% 0.83%
2015 23.7% 0.87%
2014 18.2% 0.92%
2013 9.92% 0.98%
2012 10.1% 1.03%
2011 10.5% 1.08%
2010 10.9% 1.12%
2009 11.5% 2.08%
2008 12.1% 1.2%
2007 12.7% 1.26%
2006 13.4% 1.33%
2005 14.1% 1.4%
2004 14.8% 2.88%
2003 15.7% 1.52%
2002 16.5% 1.55%
2001 17.4% 1.58%
2000 18.3% 1.63%
1999 19.2% 1.69%
1998 42.6% 1.76%
1997 25.2% 1.86%
1996 26.1% 1.95%
1995 27% 2.05%
1994 23% 2.14%
1993 33.1% 2.22%
1992 33.8% 2.29%
1991 29.7% 2.32%
1990 30.3% 2.33%
1989 30.7% 2.74%
1988 76.7% 2.41%
1987 36% 2.54%
1986 26.7% 2.74%
1985 27.1% 3.02%
1984 27.5% 3.35%
1983 27.8% 3.67%
1982 28.2% 3.98%
1981 28.5% 4.29%
1980 28.9% 4.63%
1979 29.2% 4.99%
1978 29.5% 5.38%
1977 29.9% 5.77%
1976 30.2% 6.12%
1975 30.6% 6.41%
1974 30.9% 6.62%
1973 31.3% 6.77%
1972 31.6% 6.86%
1971 31.9% 6.94%
1970 32.3% 7.02%
1969 32.6% 7.14%
1968 32.9% 7.32%
1967 33.3% 7.55%
1966 33.6% 7.81%
1965 34% 8.07%
1964 34.3% 8.3%
1963 34.6% 8.48%
1962 34.9% 8.66%
1961 35.2% 8.95%
1960 35.5% 9.41%

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

GeoRank.org/birth-rate/south-sudan/sri-lanka | CC BY

The chance that a newborn baby will die before reaching age five is 9.87% in South Sudan and 0.61% in Sri Lanka. 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. Central Intelligence Agency (CIA) (2025, retrieved 2026-02-20)

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