Historical population data in United Kingdom

United Kingdom: Historical population data was 69.50 million Persons in 2025. β–² Rising

Latest (2025)
69.50 million Persons
Change on year
up 0.3%
World rank
11th
of 43 countries
All-time high
69.50 million Persons
in 2025
All-time low
50.28 million Persons
in 1951
Years of data
76
1950–2025

Historical population data in United Kingdom, 1950–2025

020.0M40.0M60.0M195019872025

Source: Organisation for Economic Co-operation and Development. Measured in Persons.

Analysis

United Kingdom recorded 69.50 million Persons for historical population data in 2025. That is the highest value across all 76 years on record.

The figure is up 0.3% on the previous year and up 6.8% over ten years.

Over the whole period, historical population data in United Kingdom peaked at 69.50 million Persons in 2025 and was at its lowest, 50.28 million Persons, in 1951.

That places United Kingdom 11th out of 43 countries with data for 2025, putting it in the top quarter.

The long-run direction has been consistently rising across the 76 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
1950s 50.98 million Persons 50.28 million Persons 51.99 million Persons 10
1960s 54.11 million Persons 52.45 million Persons 55.53 million Persons 10
1970s 56.12 million Persons 55.71 million Persons 56.24 million Persons 10
1980s 56.57 million Persons 56.29 million Persons 57.08 million Persons 10
1990s 57.95 million Persons 57.24 million Persons 58.68 million Persons 10
2000s 60.36 million Persons 58.89 million Persons 62.26 million Persons 10
2010s 64.81 million Persons 62.76 million Persons 66.63 million Persons 10
2020s 68.11 million Persons 66.74 million Persons 69.50 million Persons 6

Countries ranked near United Kingdom

  1. 8 Mexico 133.37 million Persons compare
  2. 9 Japan 123.22 million Persons compare
  3. 10 Germany 83.52 million Persons compare
  4. 12 France 68.97 million Persons compare
  5. 13 South Africa 63.10 million Persons compare
  6. 14 Italy 58.94 million Persons compare

See the full ranking of 56 places β†’

More population data for United Kingdom

All data for United Kingdom β†’

Frequently asked questions

What is historical population data in United Kingdom?
Historical population data in United Kingdom was 69.50 million Persons in 2025, according to Organisation for Economic Co-operation and Development.
What is the highest historical population data recorded in United Kingdom?
The highest recorded value was 69.50 million Persons in 2025.
What is the lowest historical population data recorded in United Kingdom?
The lowest recorded value was 50.28 million Persons in 1951.
How does United Kingdom rank for historical population data?
United Kingdom ranks 11th out of 43 countries with data for 2025.
Is historical population data rising or falling in United Kingdom?
Over the last ten years it is up 6.8%. The long-run trend across the full record is rising.
Where does this United Kingdom data come from?
The figures come from Organisation for Economic Co-operation and Development, published as part of Historical population data. Statizoid updates them automatically from the source API.

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Historical population data in United Kingdom. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 20 August 2026, from https://population.statizoid.com/stat/historical-population-data/united-kingdom/

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About this data

Indicator
Historical population data
Unit
Persons
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
56 places, 4,256 data points, 1950–2025
Last refreshed

This dataset presents annual population data from 1961 by sex and five year age groups as well as the share of children, youth, the elderly, old-age and total dependency ratios. The data is available for all member countries as well as for the EU27 and G20 countries, Argentina, Brazil, China, India, Indonesia, Russia, Saudi Arabia, Singapore, South Africa and the World total. The data refer to mid-year estimates of the population. See country details in Historical population metadata.