Korea, Rep.'s sex ratio at birth (male births per female births) was 1.06 in 2024, the latest year in the World Bank's World Development Indicators. That is up 0.57% from 1.05 in 2014 (0.06% a year on average, compounded).
Key figures
| Value | Year | |
|---|---|---|
| Latest | 1.06 | 2024 |
| Five years earlier | 1.06 | 2019 |
| Ten years earlier | 1.05 | 2014 |
| Highest | 1.16 | 1990 |
| Lowest | 1.05 | 2016 |
| Average since 2015 | 1.06 | 2015–2024 |
| First recorded | 1.06 | 1960 |
What the numbers say
In 2024, Korea, Rep.'s sex ratio at birth (male births per female births) rose 0.001 on 2023 (from 1.06 to 1.06).
Across the 30 yearly changes before that (1994 to 2023), the average change was −0.00313 and a typical year strayed about 0.00755 from that (the standard deviation). This year's change was 0.5 standard deviations above that average, so it was an ordinary year: it sits within the range of normal year-to-year movement.
On record, the biggest yearly rise was 0.03 in 1990 and the biggest yearly fall was 0.03 in 1991. The numbers show how large and when, not why; for the cause, look at what happened in that country in those years.
From 2015 to 2024 the straight-line trend is upward, about 0.000533 a year. A straight line explains 35% of the movement over 10 observed years.
Worked out from the yearly values above. How the checks work: standard deviation, z-scores and straight-line trends.
How it compares
In 2024, Korea, Rep. had the 62nd highest value of the 217 economies reporting that year. Higher is not always better: for some indicators the lowest value is the one to aim for. See the full ranking.
| Value | Year | |
|---|---|---|
| Korea, Rep. | 1.06 | 2024 |
| World | 1.05 | 2024 |
| East Asia & Pacific | 1.08 | 2024 |
| High income | 1.05 | 2024 |
Closest to Korea, Rep. in the 2024 ranking
- Hungary — 64th of 217: 1.06
- Iceland — 65th of 217: 1.06
- Italy — 66th of 217: 1.06
- New Caledonia — 68th of 217: 1.06
- Yemen, Rep. — 69th of 217: 1.06
- Iraq — 70th of 217: 1.06
What this measures
Sex ratio at birth refers to male births per female births.
Regional and income-group figures are computed by the World Bank as a weighted average.
All 65 values
| Year | Sex ratio at birth (male births per female births) |
|---|---|
| 2024 | 1.06 |
| 2023 | 1.06 |
| 2022 | 1.06 |
| 2021 | 1.06 |
| 2020 | 1.06 |
| 2019 | 1.06 |
| 2018 | 1.06 |
| 2017 | 1.06 |
| 2016 | 1.05 |
| 2015 | 1.05 |
| 2014 |
Sex ratio at birth (male births per female births) in nearby economies
- American Samoa — 1.06 (2024)
- Australia — 1.06 (2024)
- Brunei Darussalam — 1.08 (2024)
- Cambodia — 1.05 (2024)
- China — 1.1 (2024)
- Fiji — 1.07 (2024)
- French Polynesia — 1.06 (2024)
- Guam — 1.07 (2024)
- Hong Kong SAR, China — 1.08 (2024)
- Indonesia
More health data for Korea, Rep.
- Population ages 00-04, female (% of female population) — 2.35% (2025)
- Population ages 00-04, male (% of male population) — 2.49% (2025)
- Population ages 0-14, female — 2.57 million (2025)
- Population ages 0-14, female (% of female population) — 9.92% (2025)
- Population ages 0-14, male — 2.7 million (2025)
- Population ages 0-14, male (% of male population) — 10.49% (2025)
- Population ages 0-14, total — 5.27 million (2025)
- Population ages 0-14 (% of total population) — 10.2% (2025)
- Population ages 05-09, female (% of female population) — 3.3% (2025)
Reading data like this
Questions people ask
- What is Korea, Rep.'s sex ratio at birth (male births per female births)?
- 1.06 in 2024, according to the World Bank (World Development Indicators).
- How has it changed since 1960?
- It is down 0.28% from 1.06 in 1960. The highest value was 1.16 in 1990 and the lowest 1.05 in 2016.
- How does Korea, Rep. rank?
- 62nd highest of 217 economies with data for 2024.
- Is the latest change in sex ratio at birth (male births per female births) unusual for Korea, Rep.?
- In 2024, Korea, Rep.'s sex ratio at birth (male births per female births) rose 0.001 on 2023 (from 1.06 to 1.06). Across the 30 yearly changes before that (1994 to 2023), the average change was −0.00313 and a typical year strayed about 0.00755 from that (the standard deviation). This year's change was 0.5 standard deviations above that average, so it was an ordinary year: it sits within the range of normal year-to-year movement.
Source
World Bank, World Development Indicators, indicator SP.POP.BRTH.MF, licensed CC BY 4.0. Original source: World Population Prospects, United Nations (UN), publisher: UN Population Division Figures are fetched from the World Bank API and refreshed monthly; see the series on data.worldbank.org. The full definition and method are in the World Bank's metadata glossary. Comparisons use the same World Bank release.
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