Population on 1 January by age and sex

In 2025, Ireland's population on 1 january by age and sex increased by 1.5% compared to 2024, reaching 2,749,740.

Ireland accounts for 1.2% of the EU-27 total of 229,985,530.

Ireland ranks 19th out of 27 EU member states with reported data — in the bottom half of the distribution.

Over the past five years, the indicator has grown by 8.6% (from 2,530,888 in 2020).

Source: Eurostat dataset demo_pjan, accessed via the eupublicdata pipeline.