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Life Expectancy in Tonga

A baby born in Tonga in 2024 can expect to live 73.1 years on average — 0.4 years less than the world average of 73.5.

Overall73.1years
Men69.5world: 71.1
Women76.5world: 76.0
World rank#124of 217
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Life expectancy in Tonga since 1960

506070801960197019801990200020102020
  • Women
  • Men

Since 1960, life expectancy in Tonga has risen by 14.8 years, from 58.3 to 73.1. Women live 7.0 years longer than men (76.5 vs 69.5).

Expected age at death in Tonga by age

Life expectancy at birth includes deaths in childhood. Once people reach adulthood they can expect to live longer — here is the average expected age at death for people who have already reached each age:

Current ageBirth20406080
Men69.570.771.774.884.1
Women76.577.878.680.687.1

Birth: World Bank. Other ages: our survival model calibrated to Tonga’s figures (method).

How people die in Tonga

  • Chronic diseases: 83.8%
  • Infections, maternal & nutritional: 10.3%
  • Injuries: 5.9%

In 2019, 84% of deaths in Tonga were caused by chronic diseases such as heart disease, stroke, cancer and diabetes (world: 74%). A Tonga man has a 31% chance and a woman 23% of dying of one of these diseases between the ages of 30 and 70 (world: 21% and 16%). Road traffic accidents kill 33.0 people per 100,000 each year (world: 16.7).

See which causes of death are most likely for you →

Child mortality

Out of every 1,000 babies born in Tonga, about 9.5 die before their fifth birthday (world: 37.4). This is one of the main reasons life expectancy at birth differs so much between countries.

Tonga compared with its region

Tonga is in the World Bank’s East Asia & Pacific region, where the average life expectancy is 74.1 years. It ranks #18 of 37 countries there.

#CountryOverallMenWomen
14Thailand76.672.381.0
15Brunei75.573.577.7
16Vietnam74.770.179.4
17North Korea73.771.675.9
18Tonga73.169.576.5
19American Samoa73.070.376.0
20Mongolia72.467.977.1
21Samoa71.870.073.8
22Vanuatu71.769.674.1

See all 217 countries ranked →

Frequently asked questions

What is the life expectancy in Tonga?

73.1 years in 2024: 69.5 for men and 76.5 for women, according to the World Bank.

Do women live longer than men in Tonga?

Yes. Women in Tonga live about 7.0 years longer than men. Worldwide the gap is 4.9 years in favour of women.

How does Tonga rank for life expectancy?

Tonga ranks #124 out of 217 countries and territories with data. That is 0.4 years below the world average of 73.5.

What is the average age of death in Tonga?

Life expectancy at birth (73.1) is pulled down by deaths in childhood. Adults live longer: a 40-year-old man in Tonga can expect to live to about 71.7, and a 40-year-old woman to about 78.6.

Sources

  • World Bank, World Development Indicators: life expectancy at birth (SP.DYN.LE00.IN, SP.DYN.LE00.MA.IN, SP.DYN.LE00.FE.IN), under-5 mortality (SH.DYN.MORT), causes of death (SH.DTH.NCOM.ZS, SH.DTH.INJR.ZS), mortality from major chronic diseases (SH.DYN.NCOM.MA.ZS, SH.DYN.NCOM.FE.ZS) and road traffic deaths (SH.STA.TRAF.P5). Licensed under CC BY 4.0. Link

Data updated October 25, 2026.

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