Population aged 14 years or younger in United Kingdom
United Kingdom: Population aged 14 years or younger was 11,846 thousands in 2025. βΌ Falling
Population aged 14 years or younger in United Kingdom, 1970β2025
Source: UNESCO Institute for Statistics. Measured in thousands.
Analysis
The most recent figure for population aged 14 years or younger in United Kingdom is 11,846 thousands, measured in 2025.
That represents a change of down 0.6% on the previous year and up 1.9% over ten years.
Over the whole period, population aged 14 years or younger in United Kingdom peaked at 13,464 thousands in 1972 and was at its lowest, 10,736 thousands, in 1988.
That places United Kingdom 35th out of 230 countries with data for 2025, putting it in the top quarter.
The long-run direction has been consistently falling across the 56 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 13,056 thousands | 12,164 thousands | 13,464 thousands | 10 |
| 1980s | 11,159 thousands | 10,736 thousands | 11,918 thousands | 10 |
| 1990s | 11,230 thousands | 10,934 thousands | 11,349 thousands | 10 |
| 2000s | 11,057 thousands | 10,991 thousands | 11,245 thousands | 10 |
| 2010s | 11,600 thousands | 11,152 thousands | 12,084 thousands | 10 |
| 2020s | 12,001 thousands | 11,846 thousands | 12,106 thousands | 6 |
Countries ranked near United Kingdom
More population data for United Kingdom
- Population growth rate by level of development -0.184 (2100)
- Projected population under age 5 3.21 million (2100)
- Population density 307.14 (2100)
- Population growth rate -0.184 (2100)
- Fertility and wanted fertility 1.55 (2024)
- Refugee population by country or territory of asylum 515,677 (2024)
- Fertility vs unmet contraception 1.55 (2024)
- Fertility vs contraception 1.55 (2024)
- Natural population growth 0.0505 (2023)
- Fertility rate with projections 1.56 (2023)
Frequently asked questions
- What is population aged 14 years or younger in United Kingdom?
- Population aged 14 years or younger in United Kingdom was 11,846 thousands in 2025, according to UNESCO Institute for Statistics.
- What is the highest population aged 14 years or younger recorded in United Kingdom?
- The highest recorded value was 13,464 thousands in 1972.
- What is the lowest population aged 14 years or younger recorded in United Kingdom?
- The lowest recorded value was 10,736 thousands in 1988.
- How does United Kingdom rank for population aged 14 years or younger?
- United Kingdom ranks 35th out of 230 countries with data for 2025.
- Is population aged 14 years or younger rising or falling in United Kingdom?
- Over the last ten years it is up 1.9%. The long-run trend across the full record is falling.
- Where does this United Kingdom data come from?
- The figures come from UNESCO Institute for Statistics, published as part of Population aged 14 years or younger (thousands). Statizoid updates them automatically from the source API.
Download this data
CSV Β· JSON β 56 observations, free to reuse under CC BY-SA 3.0 IGO (UNESCO Institute for Statistics).
About this data
February 2026 Data Release