Sex ratio at birth in South Korea
South Korea: Sex ratio at birth was 105.75 males per 100 females in 2023. ▬ Flat
Latest (2023)
105.75 males per 100 females
Change on year
up 0.0%
World rank
66th
of 236 countries
All-time high
117.07 males per 100 females
in 1994
All-time low
104.33 males per 100 females
in 1951
Years of data
74
1950–2023
Sex ratio at birth in South Korea, 1950–2023
Source: UN, World Population Prospects (2024) – processed by Our World in Data. Measured in males per 100 females.
Analysis
In 2023, sex ratio at birth in South Korea stood at 105.75 males per 100 females.
The figure is up 0.3% over ten years.
Over the whole period, sex ratio at birth in South Korea peaked at 117.07 males per 100 females in 1994 and was at its lowest, 104.33 males per 100 females, in 1951.
South Korea ranks 66th of 236 countries on this measure, in the middle of the range.
Sex ratio at birth in South Korea, year by year
| Year | males per 100 females | Change |
|---|---|---|
| 1950 | 104.77 males per 100 females | — |
| 1951 | 104.33 males per 100 females | -0.4% |
| 1952 | 104.54 males per 100 females | +0.2% |
| 1953 | 104.73 males per 100 females | +0.2% |
| 1954 | 104.91 males per 100 females | +0.2% |
| 1955 | 105.05 males per 100 females | +0.1% |
| 1956 | 105.17 males per 100 females | +0.1% |
| 1957 | 105.27 males per 100 females | +0.1% |
| 1958 | 105.31 males per 100 females | +0.0% |
| 1959 | 105.31 males per 100 females | +0.0% |
| 1960 | 105.35 males per 100 females | +0.0% |
| 1961 | 105.85 males per 100 females | +0.5% |
| 1962 | 106.67 males per 100 females | +0.8% |
| 1963 | 107.4 males per 100 females | +0.7% |
| 1964 | 107.71 males per 100 females | +0.3% |
| 1965 | 107.92 males per 100 females | +0.2% |
| 1966 | 106.74 males per 100 females | -1.1% |
| 1967 | 105.38 males per 100 females | -1.3% |
| 1968 | 105.43 males per 100 females | +0.0% |
| 1969 | 105.43 males per 100 females | -0.0% |
| 1970 | 105.39 males per 100 females | -0.0% |
| 1971 | 106.19 males per 100 females | +0.8% |
| 1972 | 107.13 males per 100 females | +0.9% |
| 1973 | 107.42 males per 100 females | +0.3% |
| 1974 | 109.08 males per 100 females | +1.5% |
| 1975 | 110.03 males per 100 females | +0.9% |
| 1976 | 107.95 males per 100 females | -1.9% |
| 1977 | 107.04 males per 100 females | -0.8% |
| 1978 | 107.6 males per 100 females | +0.5% |
| 1979 | 108.17 males per 100 females | +0.5% |
| 1980 | 108.94 males per 100 females | +0.7% |
| 1981 | 108.46 males per 100 females | -0.4% |
| 1982 | 107.94 males per 100 females | -0.5% |
| 1983 | 108.62 males per 100 females | +0.6% |
| 1984 | 109.53 males per 100 females | +0.8% |
| 1985 | 110.89 males per 100 females | +1.2% |
| 1986 | 111.67 males per 100 females | +0.7% |
| 1987 | 111.3 males per 100 females | -0.3% |
| 1988 | 112.24 males per 100 females | +0.8% |
| 1989 | 113.81 males per 100 females | +1.4% |
| 1990 | 114.58 males per 100 females | +0.7% |
| 1991 | 114.18 males per 100 females | -0.3% |
| 1992 | 114.11 males per 100 females | -0.1% |
| 1993 | 115.78 males per 100 females | +1.5% |
| 1994 | 117.07 males per 100 females | +1.1% |
| 1995 | 116.85 males per 100 females | -0.2% |
| 1996 | 114.18 males per 100 females | -2.3% |
| 1997 | 111.3 males per 100 females | -2.5% |
| 1998 | 111.19 males per 100 females | -0.1% |
| 1999 | 112.21 males per 100 females | +0.9% |
| 2000 | 113.22 males per 100 females | +0.9% |
| 2001 | 112.03 males per 100 females | -1.0% |
| 2002 | 110.43 males per 100 females | -1.4% |
| 2003 | 110.66 males per 100 females | +0.2% |
| 2004 | 110.45 males per 100 females | -0.2% |
| 2005 | 110.27 males per 100 females | -0.2% |
| 2006 | 109 males per 100 females | -1.2% |
| 2007 | 108.05 males per 100 females | -0.9% |
| 2008 | 108.33 males per 100 females | +0.3% |
| 2009 | 108.95 males per 100 females | +0.6% |
| 2010 | 109.23 males per 100 females | +0.3% |
| 2011 | 107.53 males per 100 females | -1.6% |
| 2012 | 105.7 males per 100 females | -1.7% |
| 2013 | 105.41 males per 100 females | -0.3% |
| 2014 | 105.14 males per 100 females | -0.3% |
| 2015 | 105.26 males per 100 females | +0.1% |
| 2016 | 105.26 males per 100 females | -0.0% |
| 2017 | 105.45 males per 100 females | +0.2% |
| 2018 | 105.72 males per 100 females | +0.2% |
| 2019 | 105.57 males per 100 females | -0.1% |
| 2020 | 105.64 males per 100 females | +0.1% |
| 2021 | 105.69 males per 100 females | +0.0% |
| 2022 | 105.72 males per 100 females | +0.0% |
| 2023 | 105.75 males per 100 females | +0.0% |
South Korea compared with similar countries
- South Korea's 105.75 males per 100 females is above the median for high income countries, which is 105.33 males per 100 females, 1.0× the median. (85 countries reporting)
- South Korea's 105.75 males per 100 females is below the median for East Asia & Pacific, which is 106.41 males per 100 females, 99% of the median. (37 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 104.94 males per 100 females | 104.33 males per 100 females | 105.31 males per 100 females | 10 |
| 1960s | 106.39 males per 100 females | 105.35 males per 100 females | 107.92 males per 100 females | 10 |
| 1970s | 107.6 males per 100 females | 105.39 males per 100 females | 110.03 males per 100 females | 10 |
| 1980s | 110.34 males per 100 females | 107.94 males per 100 females | 113.81 males per 100 females | 10 |
| 1990s | 114.14 males per 100 females | 111.19 males per 100 females | 117.07 males per 100 females | 10 |
| 2000s | 110.14 males per 100 females | 108.05 males per 100 females | 113.22 males per 100 females | 10 |
| 2010s | 106.03 males per 100 females | 105.14 males per 100 females | 109.23 males per 100 females | 10 |
| 2020s | 105.7 males per 100 females | 105.64 males per 100 females | 105.75 males per 100 females | 4 |
Countries ranked near South Korea
More gender data for South Korea
- Child population (UN estimates and projections) 4,318 (2030)
- Child population (UN estimates and projections) (0-14), annual growth -3.79 % change on previous year (2030)
- Population 46,871 (2030)
- Working-age population (UN estimates and projections) 46,871 (2030)
- Population (UN estimates and projections), annual growth rate 0.0957 % change on previous year (2030)
- Age population, age 00, female, interpolated 119,025 (2025)
- Age population, age 00, male, interpolated 125,732 (2025)
- Age population, age 01, female, interpolated 116,471 (2025)
- Age population, age 01, male, interpolated 122,813 (2025)
- Age population, age 02, female, interpolated 119,098 (2025)
Frequently asked questions
- What is sex ratio at birth in South Korea?
- Sex ratio at birth in South Korea was 105.75 males per 100 females in 2023, according to UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest sex ratio at birth recorded in South Korea?
- The highest recorded value was 117.07 males per 100 females in 1994.
- What is the lowest sex ratio at birth recorded in South Korea?
- The lowest recorded value was 104.33 males per 100 females in 1951.
- How does South Korea rank for sex ratio at birth?
- South Korea ranks 66th out of 236 countries with data for 2023.
- Is sex ratio at birth rising or falling in South Korea?
- Over the last ten years it is up 0.3%. The long-run trend across the full record is flat.
- Where does this South Korea data come from?
- The figures come from UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Sex ratio at birth. Statizoid updates them automatically from the source API.
Download this data
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About this data
Number of male births per 100 female births.