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Fertility & birth rates in Kazakhstan and Kiribati

Updated on by Georank team

Kazakhstan has an annual birth rate of 20.1 births per 1,000 people, compared to 25.8 for Kiribati. The average number of children a woman is expected to have during her lifetime — the fertility rate, is 3.01 in Kazakhstan and 3.15 in Kiribati — 4.48% difference.

1960 vs 2023, the fertility rate has decreased by 33% in Kazakhstan and by 51.1% in Kiribati — in 1960, it was 4.5 and 6.44, respectively.

  • Kazakhstan is ranked 76/196 by birth rate compared to 50/196 for Kiribati.
  • The mean age for first-time mothers is 29.5 years in Kazakhstan, compared to 23.1 years in Kiribati.
  • The mean age at childbearing (for all the births, not just the first) is 29.1 in Kazakhstan — it's 29 in Kiribati.
  • Annual births per 1,000 women ages 15-19 (adolescent birth rate or teenage mother rate) is 18.2 in Kazakhstan vs 44 in Kiribati.
  • In Kazakhstan, 23.5% of the population is composed of women of reproductive age (15-49), compared to 26% in Kiribati.

Fertility rate in Kazakhstan vs Kiribati by year

Kazakhstan
Kiribati
1x
Year Fertility rate
Kazakhstan Kiribati
2023 3.01 3.15
2022 3.05 3.18
2021 3.32 3.22
2020 3.13 3.25
2019 2.89 3.29
2018 2.85 3.32
2017 2.75 3.34
2016 2.8 3.38
2015 2.76 3.44
2014 2.76 3.52
2013 2.67 3.64
2012 2.64 3.77
2011 2.61 3.88
2010 2.61 3.9
2009 2.58 3.91
2008 2.62 3.9
2007 2.49 3.87
2006 2.38 3.82
2005 2.27 3.76
2004 2.2 3.73
2003 2.08 3.7
2002 1.96 3.81
2001 1.91 3.96
2000 1.9 4.07
1999 1.9 4.18
1998 1.94 4.29
1997 1.97 4.37
1996 2.08 4.43
1995 2.25 4.42
1994 2.38 4.44
1993 2.48 4.49
1992 2.58 4.57
1991 2.68 4.64
1990 2.75 4.67
1989 2.87 4.69
1988 3 4.73
1987 3.12 4.81
1986 3.19 4.87
1985 3.21 4.91
1984 3.15 4.91
1983 3.07 4.91
1982 3.02 4.95
1981 3.05 4.96
1980 3.09 4.96
1979 3.14 4.97
1978 3.16 4.97
1977 3.26 4.96
1976 3.33 4.96
1975 3.4 5.02
1974 3.45 5.09
1973 3.51 5.2
1972 3.55 5.37
1971 3.53 5.55
1970 3.51 5.71
1969 3.51 5.85
1968 3.63 5.98
1967 3.77 6.11
1966 3.82 6.23
1965 3.88 6.26
1964 4.07 6.29
1963 4.26 6.35
1962 4.36 6.42
1961 4.42 6.48
1960 4.5 6.44

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

GeoRank.org/birth-rate/kazakhstan/kiribati | CC BY

According to the latest available data on birth rates, the fertility rate in Kazakhstan was 3.01 children per woman in 2023, compared to 3.15 in Kiribati in 2023. The replacement level is considered to be 2.1 children per woman.

Check Kazakhstan vs Kiribati population clock for a dynamic visualization of the changing population.

Natural population change by year

Kazakhstan
Kiribati
1x
Year Natural population change
Kazakhstan Kiribati
2023 273,013 2,487
2022 277,019 2,522
2021 269,026 2,408
2020 272,458 2,497
2019 278,788 2,560
2018 278,917 2,561
2017 268,066 2,549
2016 277,878 2,546
2015 273,523 2,555
2014 274,406 2,577
2013 259,239 2,629
2012 249,987 2,678
2011 237,883 2,709
2010 230,479 2,644
2009 218,036 2,573
2008 214,169 2,493
2007 188,486 2,393
2006 166,480 2,285
2005 146,619 2,188
2004 132,286 2,118
2003 112,137 2,045
2002 93,564 2,074
2001 84,279 2,121
2000 80,699 2,153
1999 79,536 2,186
1998 85,735 2,210
1997 92,778 2,220
1996 112,384 2,217
1995 140,721 2,183
1994 165,631 2,168
1993 185,649 2,161
1992 204,785 2,173
1991 221,581 2,176
1990 235,113 2,127
1989 254,394 2,073
1988 275,278 2,022
1987 290,227 1,982
1986 295,818 1,933
1985 293,834 1,881
1984 278,485 1,813
1983 260,471 1,748
1982 246,983 1,697
1981 243,652 1,635
1980 238,977 1,571
1979 237,442 1,509
1978 225,895 1,480
1977 224,284 1,426
1976 221,992 1,425
1975 219,748 1,423
1974 217,668 1,430
1973 215,940 1,409
1972 212,319 1,406
1971 202,450 1,406
1970 191,775 1,388
1969 184,118 1,367
1968 186,254 1,393
1967 191,536 1,417
1966 191,506 1,437
1965 194,470 1,376
1964 208,899 1,318
1963 223,105 1,273
1962 228,177 1,233
1961 228,686 1,199
1960 226,027 1,141

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

GeoRank.org/birth-rate/kazakhstan/kiribati | 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 +1.34% in Kazakhstan and +1.88% in Kiribati.

For the past 10 years, the annual natural population change has been +1.44% in Kazakhstan and +2.05% in Kiribati.

Birth rate in Kazakhstan vs Kiribati by year

Kazakhstan
Kiribati

Annual births per 1,000 people

1x
Year Annual births per 1,000 people
Kazakhstan Kiribati
2023 20.1 25.8
2022 20.8 26.4
2021 23.3 26.9
2020 22.6 27.4
2019 21.4 27.8
2018 21.7 28.1
2017 21.4 28.3
2016 22.3 28.5
2015 22.5 28.9
2014 23 29.3
2013 22.6 30
2012 22.6 30.8
2011 22.5 31.4
2010 22.6 31.2
2009 22.4 31.1
2008 22.7 30.8
2007 21.5 30.3
2006 20.5 29.7
2005 19.4 29.2
2004 18.7 28.9
2003 17.5 28.6
2002 16.4 29.4
2001 15.9 30.5
2000 15.8 31.5
1999 15.8 32.5
1998 16.3 33.4
1997 16.5 34.1
1996 17.4 34.8
1995 18.7 35
1994 19.8 35.4
1993 20.5 35.9
1992 21.4 36.8
1991 22.2 37.6
1990 23 37.7
1989 24.2 37.9
1988 25.7 38.2
1987 27 38.6
1986 27.8 38.8
1985 28.2 38.9
1984 27.6 38.6
1983 26.9 38.1
1982 26.4 37.9
1981 26.6 37.4
1980 26.7 36.8
1979 25.7 36.2
1978 25.2 36.2
1977 25.5 35.7
1976 25.7 35.4
1975 25.9 35.4
1974 26.2 35.7
1973 26.4 35.7
1972 26.5 36.5
1971 26.2 37.4
1970 25.7 38.1
1969 25.5 38.7
1968 26.2 40.1
1967 27.3 41.2
1966 27.9 42.2
1965 28.9 42
1964 31.1 42.2
1963 33.4 42.6
1962 34.9 43.1
1961 36 43.6
1960 36.8 43.5

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

GeoRank.org/birth-rate/kazakhstan/kiribati | CC BY

The latest reported birth rate per 1,000 people in 2023 was 20.1 in Kazakhstan and 25.8 in Kiribati, compared with 36.8 and 43.5, respectively, in 1960.

Birth rate data compared

Kazakhstan Kiribati
Fertility rate 3.01 3.15
Fertility rate rank 57/196 53/196
Birth rate 20.1 25.8
Birth rate rank 76/196 50/196
Population change due to births and deaths +273,013 +2,487
Natural population change rank 53/196 135/196
Natural population change rate +1.34% +1.88%
Population growth +1.29% +1.5%
Population growth rank 82/197 72/197
Age at first childbirth 29.5 years 23.1 years
Average age at childbearing 29.1 years 29 years
Annual births per 1,000 women ages 15-19 16.6 45.3
Annual births per 1,000 women ages 20-29 162.9 152.8
Annual births per 1,000 women ages 30+ 31 45.7
Female of reproductive age (15-49), share of population 23.5% 26%
Any modern method of contraceptive prevalence among married women ages 15-49 50.1% 27.3%
Share of births attended by skilled health staff 99.9% 91.9%
Maternal mortality per live birth 0.01% 0.08%
Neonatal mortality rate (before reaching 28 days of age) 0.43% 2.24%
Infant mortality rate (before reaching 1 year of age) 0.76% 3.97%
Mortality rate before reaching 5 years of age 0.96% 5.51%
Life expectancy 74.8 years 66.9 years

Children 0-14 years as share of population

Kazakhstan
Factual

UN forecast
Kiribati
Factual

UN forecast
1x
Year Young
Kazakhstan Kiribati
2100 17.5% 19.5%
2099 17.6% 19.6%
2098 17.7% 19.7%
2097 17.8% 19.8%
2096 18% 20%
2095 18.1% 20.1%
2094 18.3% 20.2%
2093 18.4% 20.3%
2092 18.6% 20.5%
2091 18.8% 20.6%
2090 18.9% 20.7%
2089 19.1% 20.9%
2088 19.2% 21%
2087 19.4% 21.2%
2086 19.5% 21.3%
2085 19.6% 21.4%
2084 19.8% 21.6%
2083 19.9% 21.7%
2082 20% 21.8%
2081 20% 22%
2080 20.1% 22.1%
2079 20.2% 22.2%
2078 20.3% 22.3%
2077 20.3% 22.5%
2076 20.4% 22.6%
2075 20.5% 22.7%
2074 20.6% 22.9%
2073 20.7% 23%
2072 20.8% 23.1%
2071 20.9% 23.3%
2070 21% 23.4%
2069 21.2% 23.6%
2068 21.4% 23.8%
2067 21.5% 23.9%
2066 21.7% 24.1%
2065 22% 24.3%
2064 22.2% 24.5%
2063 22.4% 24.7%
2062 22.7% 25%
2061 22.9% 25.2%
2060 23.2% 25.4%
2059 23.4% 25.6%
2058 23.7% 25.8%
2057 23.9% 26.1%
2056 24.1% 26.3%
2055 24.3% 26.5%
2054 24.4% 26.7%
2053 24.5% 26.9%
2052 24.6% 27.1%
2051 24.7% 27.3%
2050 24.7% 27.5%
2049 24.7% 27.7%
2048 24.7% 27.9%
2047 24.7% 28%
2046 24.7% 28.2%
2045 24.6% 28.4%
2044 24.6% 28.5%
2043 24.5% 28.7%
2042 24.5% 28.9%
2041 24.6% 29.1%
2040 24.6% 29.3%
2039 24.7% 29.5%
2038 24.9% 29.8%
2037 25.2% 30.1%
2036 25.6% 30.4%
2035 25.9% 30.8%
2034 26.3% 31.1%
2033 26.6% 31.5%
2032 27% 31.8%
2031 27.3% 32.2%
2030 27.7% 32.6%
2029 28% 32.9%
2028 28.4% 33.3%
2027 28.7% 33.7%
2026 29% 34.2%
2025 29.3% 34.6%
2024 29.4% 34.7%
2023 29.5% 34.9%
2022 29.6% 35.1%
2021 29.5% 35.2%
2020 29.2% 35.2%
2019 29% 35.1%
2018 28.8% 35.1%
2017 28.5% 35%
2016 28.1% 35%
2015 27.7% 35.2%
2014 27.2% 35.4%
2013 26.7% 35.7%
2012 26.2% 36.1%
2011 25.7% 36.4%
2010 25.4% 36.6%
2009 25.1% 36.8%
2008 24.9% 37%
2007 24.7% 37.3%
2006 24.7% 37.6%
2005 24.8% 38%
2004 25.1% 38.4%
2003 25.6% 38.9%
2002 26.2% 39.3%
2001 26.9% 39.8%
2000 27.6% 40.1%
1999 28.3% 40.5%
1998 29% 40.8%
1997 29.6% 41%
1996 30.1% 41.1%
1995 30.5% 41.2%
1994 30.8% 41.2%
1993 31.1% 41%
1992 31.4% 40.8%
1991 31.6% 40.5%
1990 31.7% 40.2%
1989 31.9% 39.9%
1988 32.1% 39.7%
1987 32.4% 39.4%
1986 32.6% 39.2%
1985 32.6% 39.2%
1984 32.6% 39.2%
1983 32.6% 39.5%
1982 32.7% 39.9%
1981 32.8% 40.5%
1980 33% 41.1%
1979 32.9% 41.8%
1978 32.8% 42.3%
1977 33.1% 42.8%
1976 33.3% 43.2%
1975 33.6% 43.7%
1974 34.1% 44.2%
1973 34.7% 44.6%
1972 35.2% 44.8%
1971 35.6% 44.8%
1970 36.1% 44.9%
1969 36.5% 45%
1968 37% 44.9%
1967 37.4% 44.5%
1966 37.8% 44.1%
1965 38.1% 43.9%
1964 38.4% 44%
1963 38.5% 44%
1962 38.4% 43.8%
1961 38% 43.5%
1960 37.2% 43.2%

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/kazakhstan/kiribati | CC BY

Children aged 0-14 make up 29.4% of the population in Kazakhstan and 34.7% in Kiribati in 2024, compared to 31.7% and 40.2% respectively in 1990.

Demographics of Kazakhstan and Kiribati compared.

Fertility rates around the globe

1x

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

GeoRank.org/birth-rate/kazakhstan/kiribati | CC BY

Maternal mortality chart: Kazakhstan vs Kiribati

Kazakhstan
Kiribati
1x
Year Maternal mortality per 100K births
Kazakhstan Kiribati
2023 10 80
2022 14 86
2021 23 122
2020 18 89
2019 11 89
2018 11 87
2017 12 90
2016 12 88
2015 13 90
2014 14 91
2013 15 93
2012 17 98
2011 19 98
2010 22 102
2009 25 99
2008 28 100
2007 32 101
2006 35 102
2005 38 104
2004 41 106
2003 45 105
2002 48 109
2001 53 113
2000 58 119
1999 63 121
1998 68 126
1997 71 132
1996 72 141
1995 72 148
1994 70 150
1993 67 162
1992 65 175
1991 64 188
1990 64 199
1989 64 212
1988 65 220
1987 66 231
1986 67 232
1985 68 246

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

GeoRank.org/birth-rate/kazakhstan/kiribati | CC BY

The maternal mortality rate, which is the probability of dying during childbirth or within 42 days of pregnancy termination, is 10 deaths per 100,000 live births in Kazakhstan, compared to 80 deaths in Kiribati.

Under-five mortality rates

Kazakhstan
Kiribati

Probability that a newborn baby will die before reaching age five

1x
Year Under 5 mortality rate
Kazakhstan Kiribati
2023 0.96% 5.51%
2022 0.98% 5.65%
2021 1% 5.76%
2020 1.01% 5.86%
2019 1.02% 5.93%
2018 1.03% 5.98%
2017 1.05% 5.99%
2016 1.1% 5.95%
2015 1.19% 5.89%
2014 1.3% 5.84%
2013 1.46% 5.8%
2012 1.63% 5.78%
2011 1.83% 5.79%
2010 2.04% 5.82%
2009 2.25% 5.87%
2008 2.47% 5.93%
2007 2.69% 5.99%
2006 2.9% 6.03%
2005 3.12% 6.07%
2004 3.33% 6.13%
2003 3.54% 6.2%
2002 3.76% 6.31%
2001 3.99% 6.46%
2000 4.25% 6.64%
1999 4.51% 6.83%
1998 4.76% 7.02%
1997 4.99% 7.22%
1996 5.16% 7.42%
1995 5.26% 7.64%
1994 5.28% 7.87%
1993 5.23% 8.13%
1992 5.16% 8.44%
1991 5.13% 8.77%
1990 5.16% 9.13%
1989 5.23% 9.5%
1988 5.37% 9.87%
1987 5.54% 10.2%
1986 5.73% 10.6%
1985 5.94% 10.9%
1984 6.16% 11.1%
1983 6.38% 11.4%
1982 6.6% 11.6%
1981 6.83% 11.7%
1980 7.05% 11.9%
1979 7.24% 12%
1978 7.39% 12.2%
1977 7.53% 12.3%
1976 7.66% 12.4%
1975 7.8% 12.5%
1974 7.96% 12.7%
1973 8.14% 13%
1972 8.33% 13.3%
1971 8.54% 13.7%
1970 - 14.1%
1969 - 14.6%
1968 - 15.2%
1967 - 15.8%
1966 - 16.4%
1965 - 17.1%
1964 - 17.7%
1963 - 18.3%
1962 - 18.9%
1961 - 19.5%
1960 - 19.9%

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

GeoRank.org/birth-rate/kazakhstan/kiribati | CC BY

The chance that a newborn baby will die before reaching age five is 0.96% in Kazakhstan and 5.51% in Kiribati. 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) (2021, retrieved 2026-03-10)
  4. Central Intelligence Agency (CIA) (2025, retrieved 2026-02-20)

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