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The United Kingdom’s population is a subject of much interest, not just within Europe but globally. As of 2025, the estimated population is around 69.55 million.
According to recent data, the UK is ranked 22nd in the world by population size.
It accounts for approximately 0.84% of the global population.
This ranking is supported by multiple sources.
The United Kingdom isn’t just a single monolithic country — it’s made up of four constituent countries, and their populations differ significantly:
| Country | Estimated Population (2023) |
|---|---|
| England | ~57.69 million |
| Scotland | ~5.5 million |
| Wales | ~3.16 million |
| Northern Ireland | ~1.92 million |
As of 2024, about 84.4% of the UK population lives in urban areas.
The population density is 286 people per km², based on the total land area of 241,930 km².
The median age in the UK is about 40.1 years, indicating a relatively mature population.
Global Influence: Being in the top 25 most populous countries gives the UK significant geopolitical and economic weight.
Urban Planning & Infrastructure: High urbanization rates put pressure on housing, transport, and public services.
Aging Population: A higher median age could have implications for healthcare, pensions, and the workforce.