Population ages 0-14 in Tonga

Tonga: Population ages 0-14 was 34.9% in 2025. ▼ Falling

Latest (2025)
34.9%
Change on year
down 1.4%
World rank
52nd
of 215 countries
All-time high
46.4%
in 1971
All-time low
34.9%
in 2025
Years of data
66
1960–2025

Population ages 0-14 in Tonga, 1960–2025

01020304050196019922025

Source: United Nations Population Division. World Population Prospects., United Nations Population Division. Measured in % of total population.

Analysis

In 2025, population ages 0-14 in Tonga stood at 34.9%. That is the lowest value across all 66 years on record.

The figure is down 1.4% on the previous year and down 4.9% over ten years.

Over the whole period, population ages 0-14 in Tonga peaked at 46.4% in 1971 and was at its lowest, 34.9%, in 2025.

Tonga ranks 52nd of 215 countries on this measure, in the top quarter.

The long-run direction has been consistently falling across the 66 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
1960s 45.9% 45.7% 46.3% 10
1970s 46.0% 44.8% 46.4% 10
1980s 42.4% 40.9% 44.3% 10
1990s 39.9% 38.6% 40.8% 10
2000s 38.2% 37.8% 38.3% 10
2010s 36.8% 36.0% 37.6% 10
2020s 35.5% 34.9% 35.8% 6

Countries ranked near Tonga

  1. 49 Iraq 36.0% compare
  2. 50 Tajikistan 35.9% compare
  3. 51 Ghana 35.4% compare
  4. 53 Kiribati 34.4% compare
  5. 54 Lesotho 34.1% compare
  6. 55 Marshall Islands 33.9% compare

See the full ranking of 264 places →

More education data for Tonga

All data for Tonga →

Frequently asked questions

What is population ages 0-14 in Tonga?
Population ages 0-14 in Tonga was 34.9% in 2025, according to United Nations Population Division. World Population Prospects., United Nations Population Division.
What is the highest population ages 0-14 recorded in Tonga?
The highest recorded value was 46.4% in 1971.
What is the lowest population ages 0-14 recorded in Tonga?
The lowest recorded value was 34.9% in 2025.
How does Tonga rank for population ages 0-14?
Tonga ranks 52nd out of 215 countries with data for 2025.
Is population ages 0-14 rising or falling in Tonga?
Over the last ten years it is down 4.9%. The long-run trend across the full record is falling.
Where does this Tonga data come from?
The figures come from United Nations Population Division. World Population Prospects., United Nations Population Division, published as part of Population ages 0-14 (% of total population). Statizoid updates them automatically from the source API.

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About this data

Indicator
Population ages 0-14 (% of total population)
Unit
% of total population
Source
United Nations Population Division. World Population Prospects., United Nations Population Division
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
264 places, 17,424 data points, 1960–2025
Last refreshed

Population between the ages 0 to 14 as a percentage of the total population. Population is based on the de facto definition of population.