United Kingdom Population Pyramid 2026
United Kingdom in 2026
The population of the United Kingdom in 2026 is estimated at 69,931,528. Over the previous ten years the population grew by 6.1%, up from 65,893,358 in 2016.
Half of the population is younger than 41.2 years; 16.7% are children under 15 and 19.9% are 65 or older. The pyramid is constrictive: cohorts of children are smaller than those of their parents, reflecting low fertility and an ageing population.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
The fertility rate of the United Kingdom was 1.56 births per woman in 2023, under the 2.1 needed to replace each generation.
Source: World Bank World Development Indicators, latest available year.
A child born there in 2023 could expect to live 81.2 years on average (83.2 years for girls, 79.4 for boys).
Source: World Bank World Development Indicators, latest available year.
8,730,397 immigrants live in United Kingdom, 12.6% of the population.
| India | 1,044,779 |
| Poland | 902,193 |
| Romania | 713,578 |
| Pakistan | 703,309 |
| Ireland | 360,446 |
4,751,880 people born in United Kingdom live in other countries.
| Australia | 1,107,102 |
| United States of America | 894,789 |
| Canada | 427,526 |
| Spain | 294,986 |
| Ireland | 293,559 |
Source: United Nations International Migrant Stock 2024.
| Country | Population | Median age | Relative size |
|---|---|---|---|
| United Kingdom | 69,931,528 | 41.2 | |
| Sweden | 10,701,047 | 41.5 | |
| Denmark | 6,023,521 | 42.4 | |
| Norway | 5,652,989 | 41.1 | |
| Finland | 5,621,739 | 44.4 |





