Ireland Population Pyramid 1965
Ireland in 1965
As of 1965, Ireland counted 2,873,153 inhabitants. Over the previous ten years the population declined by 0.9%, down from 2,899,538 in 1955.
With a median age of 28.6 years, Ireland had a youth dependency ratio of 53.8 and an old-age dependency ratio of 19.4 per 100 people of working age. The pyramid is expansive: its wide base of young cohorts reflects high fertility and a rapidly growing population.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
The fertility rate of Ireland was 1.50 births per woman in 2023, under the 2.1 needed to replace each generation.
Source: World Bank World Development Indicators, latest available year.
Life expectancy at birth was 82.9 years in 2023: 84.5 for women and 81.3 for men.
Source: World Bank World Development Indicators, latest available year.
1,034,444 immigrants live in Ireland, 19.7% of the population.
| United Kingdom | 293,559 |
| Ukraine | 125,016 |
| Poland | 102,708 |
| India | 70,228 |
| Brazil | 48,605 |
712,129 people born in Ireland live in other countries.
| United Kingdom | 360,446 |
| United States of America | 125,844 |
| Australia | 90,203 |
| Poland | 34,300 |
| Canada | 28,912 |
Source: United Nations International Migrant Stock 2024.
| Country | Population | Median age | Relative size |
|---|---|---|---|
| Ireland | 2,873,153 | 28.6 | |
| Lithuania | 2,965,263 | 29.6 | |
| Latvia | 2,252,762 | 33.2 | |
| Norway | 3,723,172 | 34.1 | |
| Estonia | 1,292,804 | 33.0 |





