Ireland Population Pyramid 1978
Ireland in 1978
The population of Ireland in 1978 was 3,329,183. That is 13.9% more than in 1968, when the population stood at 2,922,795.
Half of the population was younger than 26.5 years; 30.7% were children under 15 and 10.8% were 65 or older. The broad-based, expansive shape of the pyramid points to high fertility and strong population growth.
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 | 3,329,183 | 26.5 | |
| Lithuania | 3,380,074 | 31.8 | |
| Norway | 4,058,674 | 32.9 | |
| Latvia | 2,497,362 | 35.1 | |
| Finland | 4,752,246 | 32.1 |





