Population under age 18 in World

World: Population under age 18 was 2.03 million in 2100. β–² Rising

Latest (2100)
2.03 million
Change on year
down 0.4%
Rank
1st
of 3 groups
All-time high
2.42 million
in 2022
All-time low
1.01 million
in 1950
Years of data
151
1950–2100

Population under age 18 in World, 1950–2100

0500.0k1.0M1.5M2.0M2.5M195020252100

Source: UNICEF.

Analysis

The most recent figure for population under age 18 in World is 2.03 million, measured in 2100.

That represents a change of down 0.4% on the previous year and down 4.3% over ten years.

Over the whole period, population under age 18 in World peaked at 2.42 million in 2022 and was at its lowest, 1.01 million, in 1950.

The long-run direction has been consistently rising across the 151 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
1950s 1.13 million 1.01 million 1.26 million 10
1960s 1.44 million 1.28 million 1.59 million 10
1970s 1.74 million 1.62 million 1.84 million 10
1980s 1.95 million 1.86 million 2.05 million 10
1990s 2.15 million 2.07 million 2.22 million 10
2000s 2.25 million 2.23 million 2.27 million 10
2010s 2.35 million 2.28 million 2.41 million 10
2020s 2.40 million 2.38 million 2.42 million 10
2030s 2.34 million 2.32 million 2.37 million 10
2040s 2.34 million 2.32 million 2.36 million 10
2050s 2.34 million 2.32 million 2.36 million 10
2060s 2.28 million 2.25 million 2.31 million 10
2070s 2.22 million 2.20 million 2.24 million 10
2080s 2.16 million 2.13 million 2.19 million 10
2090s 2.08 million 2.04 million 2.12 million 10
2100s 2.03 million 2.03 million 2.03 million 1

Countries ranked near World

  1. 1 Egypt 40,843 compare
  2. 2 Sudan 34,904 compare
  3. 3 Yemen 25,484 compare
  4. 4 Iraq 22,043 compare

See the full ranking of 23 places β†’

More population data for World

All data for World β†’

Frequently asked questions

What is population under age 18 in World?
Population under age 18 in World was 2.03 million in 2100, according to UNICEF.
What is the highest population under age 18 recorded in World?
The highest recorded value was 2.42 million in 2022.
What is the lowest population under age 18 recorded in World?
The lowest recorded value was 1.01 million in 1950.
How does World rank for population under age 18?
World ranks 1st out of 3 groups with data for 2100.
Is population under age 18 rising or falling in World?
Over the last ten years it is down 4.3%. The long-run trend across the full record is rising.
Where does this World data come from?
The figures come from UNICEF, published as part of Population under age 18. Statizoid updates them automatically from the source API.

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CSV Β· JSON β€” 151 observations, free to reuse under UNICEF Terms of Use (attribution required).

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Population under age 18 in World. Statizoid, drawing on UNICEF. Retrieved 21 August 2026, from https://population.statizoid.com/stat/population-under-age-18/world/

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About this data

Indicator
Population under age 18
Source
UNICEF
Licence
UNICEF Terms of Use (attribution required)
Coverage
23 places, 3,473 data points, 1950–2100
Last refreshed