Projected population under age 5 in United Kingdom

United Kingdom: Projected population under age 5 was 3.21 million in 2100. ▼ Falling

Latest (2100)
3.21 million
Change on year
down 0.2%
World rank
39th
of 236 countries
All-time high
3.78 million
in 2047
All-time low
3.21 million
in 2100
Years of data
77
2024–2100

Projected population under age 5 in United Kingdom, 2024–2100

01.0M2.0M3.0M4.0M202420622100

Source: Our World in Data.

Analysis

In 2100, projected population under age 5 in United Kingdom stood at 3.21 million. That is the lowest value across all 77 years on record.

Compared with earlier readings it is down 0.2% on the previous year and down 3.7% over ten years.

Over the whole period, projected population under age 5 in United Kingdom peaked at 3.78 million in 2047 and was at its lowest, 3.21 million, in 2100.

That places United Kingdom 39th out of 236 countries with data for 2100, putting it in the top quarter.

The long-run direction has been consistently falling across the 77 years of available data.

Projected population under age 5 in United Kingdom, year by year

Annual values for Projected population under age 5 in United Kingdom, 2024 to 2100.
Year Value Change
2024 3.55 million —
2025 3.53 million -0.4%
2026 3.52 million -0.2%
2027 3.52 million -0.2%
2028 3.51 million -0.2%
2029 3.50 million -0.3%
2030 3.49 million -0.2%
2031 3.49 million -0.1%
2032 3.49 million +0.0%
2033 3.49 million +0.1%
2034 3.50 million +0.2%
2035 3.51 million +0.4%
2036 3.53 million +0.5%
2037 3.55 million +0.6%
2038 3.58 million +0.7%
2039 3.60 million +0.8%
2040 3.63 million +0.8%
2041 3.66 million +0.8%
2042 3.69 million +0.8%
2043 3.72 million +0.8%
2044 3.75 million +0.6%
2045 3.76 million +0.5%
2046 3.77 million +0.3%
2047 3.78 million +0.1%
2048 3.77 million -0.1%
2049 3.76 million -0.3%
2050 3.75 million -0.4%
2051 3.73 million -0.6%
2052 3.70 million -0.7%
2053 3.67 million -0.8%
2054 3.64 million -0.8%
2055 3.61 million -0.9%
2056 3.58 million -0.9%
2057 3.55 million -0.8%
2058 3.52 million -0.8%
2059 3.50 million -0.7%
2060 3.48 million -0.6%
2061 3.46 million -0.5%
2062 3.44 million -0.4%
2063 3.43 million -0.4%
2064 3.42 million -0.3%
2065 3.42 million -0.2%
2066 3.41 million -0.1%
2067 3.41 million +0.0%
2068 3.42 million +0.1%
2069 3.42 million +0.1%
2070 3.43 million +0.2%
2071 3.44 million +0.2%
2072 3.44 million +0.3%
2073 3.46 million +0.3%
2074 3.46 million +0.2%
2075 3.47 million +0.2%
2076 3.48 million +0.2%
2077 3.48 million +0.1%
2078 3.48 million +0.0%
2079 3.48 million -0.0%
2080 3.48 million -0.1%
2081 3.48 million -0.1%
2082 3.47 million -0.2%
2083 3.46 million -0.3%
2084 3.44 million -0.4%
2085 3.43 million -0.5%
2086 3.41 million -0.5%
2087 3.39 million -0.5%
2088 3.37 million -0.5%
2089 3.36 million -0.5%
2090 3.34 million -0.5%
2091 3.32 million -0.5%
2092 3.30 million -0.5%
2093 3.29 million -0.5%
2094 3.27 million -0.5%
2095 3.26 million -0.4%
2096 3.24 million -0.4%
2097 3.23 million -0.3%
2098 3.23 million -0.3%
2099 3.22 million -0.2%
2100 3.21 million -0.2%

United Kingdom compared with similar countries

  • United Kingdom's 3.21 million is above the median for high income countries, which is 66,504, 48.3× the median. (85 countries reporting)
  • United Kingdom's 3.21 million is above the median for Europe & Central Asia, which is 197,822, 16.2× the median. (56 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
2020s 3.52 million 3.50 million 3.55 million 6
2030s 3.52 million 3.49 million 3.60 million 10
2040s 3.73 million 3.63 million 3.78 million 10
2050s 3.63 million 3.50 million 3.75 million 10
2060s 3.43 million 3.41 million 3.48 million 10
2070s 3.46 million 3.43 million 3.48 million 10
2080s 3.43 million 3.36 million 3.48 million 10
2090s 3.27 million 3.22 million 3.34 million 10
2100s 3.21 million 3.21 million 3.21 million 1

Countries ranked near United Kingdom

  1. 36 Vietnam 3.95 million compare
  2. 37 Malawi 3.85 million compare
  3. 38 Burkina Faso 3.29 million compare
  4. 40 France 3.16 million compare
  5. 41 Germany 3.11 million compare
  6. 42 Senegal 3.10 million compare

See the full ranking of 236 places →

More population data for United Kingdom

All data for United Kingdom →

Frequently asked questions

What is projected population under age 5 in United Kingdom?
Projected population under age 5 in United Kingdom was 3.21 million in 2100, according to Our World in Data.
What is the highest projected population under age 5 recorded in United Kingdom?
The highest recorded value was 3.78 million in 2047.
What is the lowest projected population under age 5 recorded in United Kingdom?
The lowest recorded value was 3.21 million in 2100.
How does United Kingdom rank for projected population under age 5?
United Kingdom ranks 39th out of 236 countries with data for 2100.
Is projected population under age 5 rising or falling in United Kingdom?
Over the last ten years it is down 3.7%. The long-run trend across the full record is falling.
Where does this United Kingdom data come from?
The figures come from Our World in Data, published as part of Projected population under age 5. Statizoid updates them automatically from the source API.

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Projected population under age 5 in United Kingdom. Statizoid, drawing on Our World in Data. Retrieved 11 November 2026, from https://population.statizoid.com/stat/projected-population-under-age-5/united-kingdom/

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About this data

Indicator
Projected population under age 5
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
236 places, 18,172 data points, 2024–2100
Last refreshed