Age dependency ratio in Tonga

In 2025, Tonga had 71.7 people under 15 or over 64 for every 100 people aged 15 to 64. The value for 2025 is the lowest in the series, which starts in 1960.

Measure: Age dependency ratio Unit: Dependants per 100 people aged 15 to 64 Data: 1960 to 2025 Source: World Bank
Tonga, 2025 71.7 Dependants per 100 people aged 15 to 64
Change from 2024 −1.0per 100 working-age people 2024: 72.8 per 100 working-age people
World, 2025 54.5 per 100 working-age people Official aggregate
Position in 2025 35th of 217 See the full ranking

Age dependency ratio in Tonga over time

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Tonga World ×

Dependants per 100 people aged 15 to 64. Source: World Bank, World Development Indicators. Gaps mean no published value; points are not joined across missing years.

Age dependency ratio (dependants per 100 people aged 15 to 64), 2001 to 2025
Period TongaWorld
2025 71.7 per 100 working-age people 54.5 per 100 working-age people
2024 72.8 per 100 working-age people 54.7 per 100 working-age people
2023 73.1 per 100 working-age people 55.0 per 100 working-age people
2022 72.8 per 100 working-age people 55.2 per 100 working-age people
2021 72.6 per 100 working-age people 55.3 per 100 working-age people
2020 72.7 per 100 working-age people 55.4 per 100 working-age people
2019 73.1 per 100 working-age people 55.4 per 100 working-age people
2018 73.5 per 100 working-age people 55.4 per 100 working-age people
2017 73.8 per 100 working-age people 55.3 per 100 working-age people
2016 74.0 per 100 working-age people 55.2 per 100 working-age people
2015 74.6 per 100 working-age people 55.1 per 100 working-age people
2014 75.3 per 100 working-age people 55.0 per 100 working-age people
2013 75.7 per 100 working-age people 55.0 per 100 working-age people
2012 76.0 per 100 working-age people 55.0 per 100 working-age people
2011 76.2 per 100 working-age people 55.0 per 100 working-age people
2010 76.5 per 100 working-age people 55.2 per 100 working-age people
2009 77.2 per 100 working-age people 55.5 per 100 working-age people
2008 77.9 per 100 working-age people 55.8 per 100 working-age people
2007 78.5 per 100 working-age people 56.2 per 100 working-age people
2006 78.7 per 100 working-age people 56.7 per 100 working-age people
2005 78.4 per 100 working-age people 57.3 per 100 working-age people
2004 78.0 per 100 working-age people 58.0 per 100 working-age people
2003 77.5 per 100 working-age people 58.7 per 100 working-age people
2002 77.3 per 100 working-age people 59.4 per 100 working-age people
2001 77.3 per 100 working-age people 60.1 per 100 working-age people

A dash means no value was published for that period.

In short

  • That is a change of −1.0 from 72.8 per 100 working-age people in 2024.
  • Since 2015, when it was 74.6 per 100 working-age people, the figure has changed by −2.9.
  • Among the 217 countries with data for 2025, Tonga has the 35th highest value.
  • The figure for the world in 2025 was 54.5 per 100 working-age people.

Source and dates

Original producer
United Nations Population Division, World Population Prospects
Distributed by
World Bank, World Development Indicators
Dataset or series code
SP.POP.DPND · dataset details · view at source
Observation period
1960 to 2025 for Tonga
Provider update
8 October 2026
Retrieved
9 November 2026
Published here
9 November 2026
Licence
CC BY 4.0 (per series metadata)
Attribution
Source: World Bank, World Development Indicators, original data: United Nations Population Division, World Population Prospects