More than half of babies are born to unmarried parents: 55.1% in 2025, compared with 40.2% in 2002.
People
- In 2025, 10.5% of babies weighed 4 kilograms or more at birth, and 20 weighed over 5 kilograms.
- 1,326 people in Slovenia were born on 29 February – they get a real birthday only every four years (2026).
- In 2025, most babies were born in September (50.9 a day on average) and the fewest in April (42.9).
- In 2016–2025, the most people died in January (69.2 deaths a day on average) and the fewest in June (51.9).