Infant mortality rate by sex in Tonga
Tonga: Infant mortality rate by sex was 0.694 deaths per 100 live births in 2024. ◆ Volatile
Latest (2024)
0.694 deaths per 100 live births
Change on year
down 2.8%
World rank
131st
of 199 countries
All-time high
5.57 deaths per 100 live births
in 1963
All-time low
0.694 deaths per 100 live births
in 2024
Years of data
62
1963–2024
Infant mortality rate by sex in Tonga, 1963–2024
Source: United Nations Inter-agency Group for Child Mortality Estimation (2025) – processed by Our World in Data. Measured in deaths per 100 live births.
Analysis
Tonga recorded 0.694 deaths per 100 live births for infant mortality rate by sex in 2024. That is the lowest value across all 62 years on record.
The figure is down 2.8% on the previous year and down 20.0% over ten years.
Over the whole period, infant mortality rate by sex in Tonga peaked at 5.57 deaths per 100 live births in 1963 and was at its lowest, 0.694 deaths per 100 live births, in 2024.
Tonga ranks 131st of 199 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Infant mortality rate by sex in Tonga, year by year
| Year | deaths per 100 live births | Change |
|---|---|---|
| 1963 | 5.57 deaths per 100 live births | — |
| 1964 | 5.23 deaths per 100 live births | -6.2% |
| 1965 | 4.89 deaths per 100 live births | -6.4% |
| 1966 | 4.57 deaths per 100 live births | -6.5% |
| 1967 | 4.27 deaths per 100 live births | -6.6% |
| 1968 | 3.98 deaths per 100 live births | -6.7% |
| 1969 | 3.71 deaths per 100 live births | -6.8% |
| 1970 | 3.47 deaths per 100 live births | -6.6% |
| 1971 | 3.25 deaths per 100 live births | -6.2% |
| 1972 | 3.06 deaths per 100 live births | -5.8% |
| 1973 | 2.89 deaths per 100 live births | -5.6% |
| 1974 | 2.75 deaths per 100 live births | -5.1% |
| 1975 | 2.61 deaths per 100 live births | -4.9% |
| 1976 | 2.49 deaths per 100 live births | -4.6% |
| 1977 | 2.37 deaths per 100 live births | -4.7% |
| 1978 | 2.27 deaths per 100 live births | -4.3% |
| 1979 | 2.18 deaths per 100 live births | -3.9% |
| 1980 | 2.1 deaths per 100 live births | -3.7% |
| 1981 | 2.03 deaths per 100 live births | -3.5% |
| 1982 | 1.97 deaths per 100 live births | -3.1% |
| 1983 | 1.91 deaths per 100 live births | -2.7% |
| 1984 | 1.86 deaths per 100 live births | -2.5% |
| 1985 | 1.82 deaths per 100 live births | -2.3% |
| 1986 | 1.78 deaths per 100 live births | -2.3% |
| 1987 | 1.74 deaths per 100 live births | -2.5% |
| 1988 | 1.68 deaths per 100 live births | -2.9% |
| 1989 | 1.63 deaths per 100 live births | -3.3% |
| 1990 | 1.57 deaths per 100 live births | -3.5% |
| 1991 | 1.52 deaths per 100 live births | -3.6% |
| 1992 | 1.46 deaths per 100 live births | -3.4% |
| 1993 | 1.42 deaths per 100 live births | -3.2% |
| 1994 | 1.38 deaths per 100 live births | -2.9% |
| 1995 | 1.34 deaths per 100 live births | -2.4% |
| 1996 | 1.31 deaths per 100 live births | -2.2% |
| 1997 | 1.29 deaths per 100 live births | -1.9% |
| 1998 | 1.26 deaths per 100 live births | -1.9% |
| 1999 | 1.24 deaths per 100 live births | -2.1% |
| 2000 | 1.21 deaths per 100 live births | -2.4% |
| 2001 | 1.17 deaths per 100 live births | -2.6% |
| 2002 | 1.14 deaths per 100 live births | -2.7% |
| 2003 | 1.11 deaths per 100 live births | -2.9% |
| 2004 | 1.08 deaths per 100 live births | -2.7% |
| 2005 | 1.05 deaths per 100 live births | -2.6% |
| 2006 | 1.02 deaths per 100 live births | -2.6% |
| 2007 | 1 deaths per 100 live births | -2.2% |
| 2008 | 0.975 deaths per 100 live births | -2.6% |
| 2009 | 0.9517 deaths per 100 live births | -2.4% |
| 2010 | 0.9308 deaths per 100 live births | -2.2% |
| 2011 | 0.9156 deaths per 100 live births | -1.6% |
| 2012 | 0.899 deaths per 100 live births | -1.8% |
| 2013 | 0.8825 deaths per 100 live births | -1.8% |
| 2014 | 0.8677 deaths per 100 live births | -1.7% |
| 2015 | 0.8502 deaths per 100 live births | -2.0% |
| 2016 | 0.8362 deaths per 100 live births | -1.6% |
| 2017 | 0.8203 deaths per 100 live births | -1.9% |
| 2018 | 0.8053 deaths per 100 live births | -1.8% |
| 2019 | 0.789 deaths per 100 live births | -2.0% |
| 2020 | 0.7719 deaths per 100 live births | -2.2% |
| 2021 | 0.7544 deaths per 100 live births | -2.3% |
| 2022 | 0.7338 deaths per 100 live births | -2.7% |
| 2023 | 0.7138 deaths per 100 live births | -2.7% |
| 2024 | 0.694 deaths per 100 live births | -2.8% |
Tonga compared with similar countries
- Tonga's 0.694 deaths per 100 live births is below the median for upper middle income countries, which is 1.03 deaths per 100 live births, 68% of the median. (58 countries reporting)
- Tonga's 0.694 deaths per 100 live births is below the median for East Asia & Pacific, which is 1.26 deaths per 100 live births, 55% of the median. (30 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 4.6 deaths per 100 live births | 3.71 deaths per 100 live births | 5.57 deaths per 100 live births | 7 |
| 1970s | 2.74 deaths per 100 live births | 2.18 deaths per 100 live births | 3.47 deaths per 100 live births | 10 |
| 1980s | 1.85 deaths per 100 live births | 1.63 deaths per 100 live births | 2.1 deaths per 100 live births | 10 |
| 1990s | 1.38 deaths per 100 live births | 1.24 deaths per 100 live births | 1.57 deaths per 100 live births | 10 |
| 2000s | 1.07 deaths per 100 live births | 0.9517 deaths per 100 live births | 1.21 deaths per 100 live births | 10 |
| 2010s | 0.8596 deaths per 100 live births | 0.789 deaths per 100 live births | 0.9308 deaths per 100 live births | 10 |
| 2020s | 0.7336 deaths per 100 live births | 0.694 deaths per 100 live births | 0.7719 deaths per 100 live births | 5 |
Countries ranked near Tonga
- 128 Argentina 0.7144 deaths per 100 live births compare
- 129 Libya 0.7115 deaths per 100 live births compare
- 130 Bahrain 0.7081 deaths per 100 live births compare
- 132 Nauru 0.6935 deaths per 100 live births compare
- 133 Thailand 0.6895 deaths per 100 live births compare
- 134 Ukraine 0.6829 deaths per 100 live births compare
More health data for Tonga
- Un projection of annual infant deaths, annual growth rate -33.33 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 2.33 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 834.5 deaths per 1,000 people (2090)
- Number of infants who die before age 1 2 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 0 (2025)
- Population ages 00-04, female, annual growth rate -1.42 % change on previous year (2025)
- Population ages 00-04, female, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 00-04, female, per capita 0.0535 units per person (2025)
- Population ages 00-04, male, annual growth rate -1.36 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0 units per US$ of GDP (2025)
Frequently asked questions
- What is infant mortality rate by sex in Tonga?
- Infant mortality rate by sex in Tonga was 0.694 deaths per 100 live births in 2024, according to United Nations Inter-agency Group for Child Mortality Estimation (2025) – processed by Our World in Data.
- What is the highest infant mortality rate by sex recorded in Tonga?
- The highest recorded value was 5.57 deaths per 100 live births in 1963.
- What is the lowest infant mortality rate by sex recorded in Tonga?
- The lowest recorded value was 0.694 deaths per 100 live births in 2024.
- How does Tonga rank for infant mortality rate by sex?
- Tonga ranks 131st out of 199 countries with data for 2024.
- Is infant mortality rate by sex rising or falling in Tonga?
- Over the last ten years it is down 20.0%. The long-run trend across the full record is volatile.
- Where does this Tonga data come from?
- The figures come from United Nations Inter-agency Group for Child Mortality Estimation (2025) – processed by Our World in Data, published as part of Infant mortality rate by sex. Statizoid updates them automatically from the source API.
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About this data
Estimated number of deaths of female children aged under one year, per 100 live births .