United Kingdom vs France: population pyramids in 2100
United KingdomFrance
Each bar is the share of the total population at that single year of age (men left, women right), so countries of different sizes can be compared.
United Kingdom and France compared
In 2100, the United Kingdom has a population of 74.2 million and France 68.2 million; the United Kingdom is about 1.1 times the size of France.
The share aged 65 and over is 31.1% in the United Kingdom and 30.6% in France, 0.5 points higher in the United Kingdom. The median age is 48.8 years in the United Kingdom and 47.9 years in France.
The total fertility rate is 1.60 in the United Kingdom and 1.65 in France, both below the replacement level of about 2.1. Life expectancy at birth is 90.6 years in the United Kingdom and 92.1 years in France.
GDP per person is $58K in the United Kingdom (2025) and $49K in France (2025).
Figures from 2024 are UN medium-variant projections.
Key figures (2100)
| United Kingdom | France | |
|---|---|---|
| Population | 74.2 million | 68.2 million |
| Aged 0–14 | 13.4% | 14.1% |
| Aged 15–64 | 55.5% | 55.3% |
| Aged 65+ | 31.1% | 30.6% |
| Median age | 48.8 yrs | 47.9 yrs |
| Old-age dependency | 56.2 | 55.4 |
| Total fertility rate | 1.60 | 1.65 |
| Life expectancy | 90.6 yrs | 92.1 yrs |
| Population growth | -0.18% | -0.03% |
| Net migration (per year) | +97,329 | +93,308 |
| GDP | $4T (2025) | $3.37T (2025) |
| GDP per person | $58K (2025) | $49K (2025) |
| Unemployment | 4.8% (2025) | 7.5% (2025) |
Economic figures are the latest year published for each country.