Under-five mortality rate is the probability per 1,000 that a newborn baby will die before reaching age five, if subject to current age-specific mortality rates.
| 1970 | 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Austria | 29.1 | 9.5 | 5.5 | 4.9 | 4.3 | 4.2 | 4.0 | 3.9 | 3.8 | 3.7 | 3.6 | 3.6 | 3.5 | 3.5 | 3.4 | 3.3 | 3.2 | 3.1 |
| Belgium | 23.9 | 10.0 | 5.9 | 5.0 | 4.5 | 4.4 | 4.3 | 4.2 | 4.2 | 4.1 | 4.1 | 4.0 | 4.0 | 3.9 | 3.9 | 3.8 | 3.7 | 3.6 |
| Cyprus | 11.1 | 6.6 | 4.6 | 3.3 | 3.2 | 3.0 | 3.0 | 2.9 | 2.9 | 2.9 | 3.0 | 3.0 | 3.1 | 3.2 | 3.4 | 3.5 | 3.5 | |
| Estonia | 17.7 | 11.0 | 7.1 | 4.6 | 4.2 | 3.9 | 3.6 | 3.4 | 3.2 | 3.0 | 2.8 | 2.7 | 2.5 | 2.4 | 2.3 | 2.2 | 2.1 | |
| Finland | 16.1 | 6.7 | 4.3 | 3.7 | 3.0 | 2.9 | 2.8 | 2.6 | 2.6 | 2.5 | 2.4 | 2.4 | 2.4 | 2.3 | 2.3 | 2.3 | 2.3 | 2.3 |
| France | 18.2 | 9.0 | 5.4 | 4.6 | 4.2 | 4.2 | 4.1 | 4.1 | 4.1 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.3 | 4.3 | 4.3 |
| Germany | 25.7 | 8.5 | 5.4 | 4.7 | 4.2 | 4.1 | 4.0 | 4.0 | 4.0 | 3.9 | 3.9 | 3.8 | 3.8 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 |
| Greece | 31.3 | 10.5 | 6.4 | 4.6 | 3.9 | 4.0 | 4.0 | 4.1 | 4.2 | 4.3 | 4.3 | 4.3 | 4.2 | 4.1 | 4.0 | 3.9 | 3.8 | 3.7 |
| Ireland | 22.2 | 9.2 | 7.2 | 5.2 | 4.2 | 4.1 | 4.0 | 3.9 | 3.8 | 3.7 | 3.6 | 3.5 | 3.4 | 3.4 | 3.5 | 3.6 | 3.7 | 3.8 |
| Italy | 33.6 | 9.7 | 5.6 | 4.5 | 4.0 | 3.9 | 3.8 | 3.7 | 3.6 | 3.5 | 3.4 | 3.3 | 3.2 | 3.1 | 3.0 | 2.9 | 2.8 | 2.8 |
| Latvia | 17.0 | 14.2 | 10.5 | 7.8 | 7.2 | 6.6 | 6.0 | 5.5 | 5.1 | 4.7 | 4.5 | 4.2 | 4.0 | 3.7 | 3.5 | 3.2 | 3.0 | |
| Lithuania | 22.9 | 15.2 | 10.7 | 9.0 | 6.0 | 5.6 | 5.3 | 5.1 | 5.1 | 5.0 | 4.9 | 4.6 | 4.2 | 3.9 | 3.7 | 3.6 | 3.5 | 3.4 |
| Luxembourg | 22.4 | 8.8 | 4.7 | 3.5 | 2.8 | 2.7 | 2.7 | 2.6 | 2.6 | 2.6 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.4 | 2.4 | 2.3 |
| Netherlands | 15.8 | 8.3 | 6.2 | 5.3 | 4.4 | 4.3 | 4.2 | 4.2 | 4.1 | 4.1 | 4.1 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 | 4.0 |
| Portugal | 68.1 | 14.7 | 7.2 | 4.7 | 3.8 | 3.7 | 3.7 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.5 | 3.5 | 3.4 | 3.3 | 3.2 | 3.2 |
| Slovakia | 29.5 | 14.7 | 9.6 | 8.3 | 6.9 | 6.7 | 6.6 | 6.4 | 6.3 | 6.2 | 6.1 | 6.0 | 6.0 | 5.9 | 5.9 | 6.0 | 6.0 | 6.1 |
| Slovenia | 10.4 | 5.4 | 4.2 | 3.2 | 3.1 | 2.9 | 2.8 | 2.7 | 2.6 | 2.6 | 2.5 | 2.4 | 2.4 | 2.4 | 2.3 | 2.3 | 2.2 | |
| Spain | 31.6 | 9.2 | 5.4 | 4.7 | 3.8 | 3.7 | 3.6 | 3.5 | 3.4 | 3.3 | 3.3 | 3.2 | 3.2 | 3.2 | 3.2 | 3.1 | 3.1 | 3.1 |
| Malta | 27.9 | 11.3 | 7.6 | 6.9 | 6.9 | 6.8 | 6.8 | 6.7 | 6.7 | 6.6 | 6.5 | 6.4 | 6.3 | 6.1 | 6.0 | 5.8 | 5.7 | 5.5 |