Year-over-year change: 0.0%, trend flat
5-year change: +0.8%, trend flat
Republic of Korea
Mean age at childbearing: 33.42 years
View MoreAverage age of mothers at childbirth
Global28.34years
19502100
2026
Rankings at a glance
Highest 10 · Average age of mothers at childbirth (2026)
With 33.42 years in 2026, South Korea is projected to lead the world in average age of mothers at childbirth, followed by Hong Kong (32.93 years) and San Marino (32.85 years). The top 5 is rounded off by Ireland (32.7 years) and Spain (32.54 years). Further down, Andorra (32.52 years) and Taiwan (32.33 years) hold the next two spots. Luxembourg (32.32 years), Greece (32.31 years), and Italy (32.31 years) round out the top ten. Seven of the top ten are in Europe, with five from Southern Europe.
Rank changes
How average age of mothers at childbirth changed between 2025 and 2026
2025and2026
Historical trends
Key terms
- Total fertility rate (TFR)
- — Average number of children a woman would have over her lifetime at current rates.
- Crude birth rate (CBR)
- — Births per 1,000 people per year.
- Net reproduction rate (NRR)
- — Average number of daughters per woman surviving to reproductive age.
- Replacement level
- — TFR of approximately 2.1 needed to maintain a stable population without migration.
Frequently asked questions
- Which country has the highest mean age childbearing?
- South Korea is projected to have the highest mean age childbearing at 33.42 years in 2026, according to UN Population Division (2024).
- Which country has the lowest mean age childbearing?
- Nepal is projected to have the lowest mean age childbearing at 25.25 years in 2026, according to UN Population Division (2024).
- What is the global mean age childbearing?
- The global mean age childbearing is projected to be 28.34 years in 2026, as published by the United Nations in World Population Prospects 2024.
