Life expectancy versus lifespan inequality in Tonga
Tonga: Life expectancy versus lifespan inequality was 0.1077 in 2023. ▼ Falling
Latest (2023)
0.1077
Change on year
down 1.4%
World rank
101st
of 236 countries
All-time high
0.3052
in 1950
All-time low
0.1077
in 2023
Years of data
74
1950–2023
Life expectancy versus lifespan inequality in Tonga, 1950–2023
Source: Human Mortality Database (2025); Aburto et al. (2023) – with major processing by Our World in Data.
Analysis
The most recent figure for life expectancy versus lifespan inequality in Tonga is 0.1077, measured in 2023. That is the lowest value across all 74 years on record.
Compared with earlier readings it is down 1.4% on the previous year and down 3.9% over ten years.
Over the whole period, life expectancy versus lifespan inequality in Tonga peaked at 0.3052 in 1950 and was at its lowest, 0.1077, in 2023.
Tonga ranks 101st of 236 countries on this measure, in the middle of the range.
The long-run direction has been consistently falling across the 74 years of available data.
Life expectancy versus lifespan inequality in Tonga, year by year
| Year | Value | Change |
|---|---|---|
| 1950 | 0.3052 | — |
| 1951 | 0.2918 | -4.4% |
| 1952 | 0.2794 | -4.3% |
| 1953 | 0.2677 | -4.2% |
| 1954 | 0.2567 | -4.1% |
| 1955 | 0.2469 | -3.8% |
| 1956 | 0.2381 | -3.5% |
| 1957 | 0.2309 | -3.0% |
| 1958 | 0.2246 | -2.7% |
| 1959 | 0.2202 | -2.0% |
| 1960 | 0.2155 | -2.2% |
| 1961 | 0.2118 | -1.7% |
| 1962 | 0.207 | -2.3% |
| 1963 | 0.2029 | -2.0% |
| 1964 | 0.1989 | -2.0% |
| 1965 | 0.1951 | -1.9% |
| 1966 | 0.1911 | -2.1% |
| 1967 | 0.1872 | -2.0% |
| 1968 | 0.1832 | -2.1% |
| 1969 | 0.1788 | -2.4% |
| 1970 | 0.1744 | -2.5% |
| 1971 | 0.1699 | -2.6% |
| 1972 | 0.1656 | -2.5% |
| 1973 | 0.1627 | -1.7% |
| 1974 | 0.1587 | -2.5% |
| 1975 | 0.156 | -1.7% |
| 1976 | 0.1538 | -1.4% |
| 1977 | 0.1522 | -1.1% |
| 1978 | 0.1502 | -1.3% |
| 1979 | 0.1486 | -1.1% |
| 1980 | 0.147 | -1.0% |
| 1981 | 0.1455 | -1.1% |
| 1982 | 0.1462 | +0.5% |
| 1983 | 0.1428 | -2.4% |
| 1984 | 0.1415 | -0.9% |
| 1985 | 0.1404 | -0.8% |
| 1986 | 0.1392 | -0.8% |
| 1987 | 0.1381 | -0.8% |
| 1988 | 0.137 | -0.8% |
| 1989 | 0.1359 | -0.8% |
| 1990 | 0.1351 | -0.6% |
| 1991 | 0.1336 | -1.1% |
| 1992 | 0.1323 | -1.0% |
| 1993 | 0.1307 | -1.2% |
| 1994 | 0.1293 | -1.1% |
| 1995 | 0.1279 | -1.1% |
| 1996 | 0.1265 | -1.0% |
| 1997 | 0.1253 | -1.0% |
| 1998 | 0.1241 | -0.9% |
| 1999 | 0.123 | -0.9% |
| 2000 | 0.1219 | -0.9% |
| 2001 | 0.1213 | -0.4% |
| 2002 | 0.1198 | -1.3% |
| 2003 | 0.1188 | -0.8% |
| 2004 | 0.1179 | -0.8% |
| 2005 | 0.1172 | -0.6% |
| 2006 | 0.1164 | -0.7% |
| 2007 | 0.1156 | -0.7% |
| 2008 | 0.1149 | -0.6% |
| 2009 | 0.1167 | +1.6% |
| 2010 | 0.1136 | -2.6% |
| 2011 | 0.1131 | -0.5% |
| 2012 | 0.1126 | -0.4% |
| 2013 | 0.1121 | -0.4% |
| 2014 | 0.112 | -0.1% |
| 2015 | 0.1113 | -0.7% |
| 2016 | 0.1109 | -0.4% |
| 2017 | 0.1105 | -0.4% |
| 2018 | 0.1101 | -0.4% |
| 2019 | 0.1096 | -0.4% |
| 2020 | 0.1091 | -0.4% |
| 2021 | 0.1098 | +0.6% |
| 2022 | 0.1093 | -0.5% |
| 2023 | 0.1077 | -1.4% |
Tonga compared with similar countries
- Tonga's 0.1077 is above the median for upper middle income countries, which is 0.1061, 1.0× the median. (58 countries reporting)
- Tonga's 0.1077 is below the median for East Asia & Pacific, which is 0.1119, 96% of the median. (37 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 0.2562 | 0.2202 | 0.3052 | 10 |
| 1960s | 0.1972 | 0.1788 | 0.2155 | 10 |
| 1970s | 0.1592 | 0.1486 | 0.1744 | 10 |
| 1980s | 0.1414 | 0.1359 | 0.147 | 10 |
| 1990s | 0.1288 | 0.123 | 0.1351 | 10 |
| 2000s | 0.118 | 0.1149 | 0.1219 | 10 |
| 2010s | 0.1116 | 0.1096 | 0.1136 | 10 |
| 2020s | 0.109 | 0.1077 | 0.1098 | 4 |
Countries ranked near Tonga
- 98 Moldova 0.1087 compare
- 99 El Salvador 0.1087 compare
- 100 Trinidad and Tobago 0.1082 compare
- 102 American Samoa 0.1074 compare
- 103 Saint Kitts and Nevis 0.1072 compare
- 104 Uzbekistan 0.1071 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 life expectancy versus lifespan inequality in Tonga?
- Life expectancy versus lifespan inequality in Tonga was 0.1077 in 2023, according to Human Mortality Database (2025); Aburto et al. (2023) – with major processing by Our World in Data.
- What is the highest life expectancy versus lifespan inequality recorded in Tonga?
- The highest recorded value was 0.3052 in 1950.
- What is the lowest life expectancy versus lifespan inequality recorded in Tonga?
- The lowest recorded value was 0.1077 in 2023.
- How does Tonga rank for life expectancy versus lifespan inequality?
- Tonga ranks 101st out of 236 countries with data for 2023.
- Is life expectancy versus lifespan inequality rising or falling in Tonga?
- Over the last ten years it is down 3.9%. The long-run trend across the full record is falling.
- Where does this Tonga data come from?
- The figures come from Human Mortality Database (2025); Aburto et al. (2023) – with major processing by Our World in Data, published as part of Life expectancy versus lifespan inequality. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 74 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Level of inequality in lifespans, measured between 0 and 1.