Sex ratio by age in Singapore
Singapore: Sex ratio by age was 26.64 males per 100 females in 2023. ◆ Volatile
Latest (2023)
26.64 males per 100 females
Change on year
down 1.6%
World rank
80th
of 212 countries
All-time high
50 males per 100 females
in 1950
All-time low
0 males per 100 females
in 1955
Years of data
74
1950–2023
Sex ratio by age in Singapore, 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 by age in Singapore stood at 26.64 males per 100 females.
That represents a change of down 1.6% on the previous year and up 33.2% over ten years.
Over the whole period, sex ratio by age in Singapore peaked at 50 males per 100 females in 1950 and was at its lowest, 0 males per 100 females, in 1955.
That places Singapore 80th out of 212 countries with data for 2023, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Sex ratio by age in Singapore, year by year
| Year | males per 100 females | Change |
|---|---|---|
| 1950 | 50 males per 100 females | — |
| 1951 | 40 males per 100 females | -20.0% |
| 1952 | 33.33 males per 100 females | -16.7% |
| 1953 | 33.33 males per 100 females | +0.0% |
| 1954 | 16.67 males per 100 females | -50.0% |
| 1955 | 0 males per 100 females | -100.0% |
| 1956 | 0 males per 100 females | — |
| 1957 | 0 males per 100 females | — |
| 1958 | 0 males per 100 females | — |
| 1959 | 0 males per 100 females | — |
| 1960 | 0 males per 100 females | — |
| 1961 | 0 males per 100 females | — |
| 1962 | 0 males per 100 females | — |
| 1963 | 0 males per 100 females | — |
| 1964 | 0 males per 100 females | — |
| 1965 | 0 males per 100 females | — |
| 1966 | 0 males per 100 females | — |
| 1967 | 0 males per 100 females | — |
| 1968 | 0 males per 100 females | — |
| 1969 | 0 males per 100 females | — |
| 1970 | 0 males per 100 females | — |
| 1971 | 0 males per 100 females | — |
| 1972 | 0 males per 100 females | — |
| 1973 | 0 males per 100 females | — |
| 1974 | 0 males per 100 females | — |
| 1975 | 0 males per 100 females | — |
| 1976 | 7.69 males per 100 females | — |
| 1977 | 11.11 males per 100 females | +44.4% |
| 1978 | 5.56 males per 100 females | -50.0% |
| 1979 | 5.88 males per 100 females | +5.9% |
| 1980 | 0 males per 100 females | -100.0% |
| 1981 | 4.17 males per 100 females | — |
| 1982 | 6.45 males per 100 females | +54.8% |
| 1983 | 5.71 males per 100 females | -11.4% |
| 1984 | 5.88 males per 100 females | +2.9% |
| 1985 | 8.33 males per 100 females | +41.7% |
| 1986 | 9.76 males per 100 females | +17.1% |
| 1987 | 12.24 males per 100 females | +25.5% |
| 1988 | 12.5 males per 100 females | +2.1% |
| 1989 | 11.29 males per 100 females | -9.7% |
| 1990 | 12.86 males per 100 females | +13.9% |
| 1991 | 13.92 males per 100 females | +8.3% |
| 1992 | 15.56 males per 100 females | +11.7% |
| 1993 | 15.84 males per 100 females | +1.8% |
| 1994 | 16.67 males per 100 females | +5.2% |
| 1995 | 17.12 males per 100 females | +2.7% |
| 1996 | 16.81 males per 100 females | -1.8% |
| 1997 | 17.54 males per 100 females | +4.3% |
| 1998 | 16.95 males per 100 females | -3.4% |
| 1999 | 15.87 males per 100 females | -6.3% |
| 2000 | 14.93 males per 100 females | -6.0% |
| 2001 | 14.58 males per 100 females | -2.3% |
| 2002 | 14.19 males per 100 females | -2.7% |
| 2003 | 14.12 males per 100 females | -0.5% |
| 2004 | 14.29 males per 100 females | +1.2% |
| 2005 | 14.03 males per 100 females | -1.8% |
| 2006 | 13.91 males per 100 females | -0.8% |
| 2007 | 14.11 males per 100 females | +1.4% |
| 2008 | 14.78 males per 100 females | +4.8% |
| 2009 | 15.99 males per 100 females | +8.2% |
| 2010 | 17.72 males per 100 females | +10.8% |
| 2011 | 19.01 males per 100 females | +7.2% |
| 2012 | 19.6 males per 100 females | +3.1% |
| 2013 | 20 males per 100 females | +2.0% |
| 2014 | 20.79 males per 100 females | +4.0% |
| 2015 | 21.68 males per 100 females | +4.3% |
| 2016 | 22.53 males per 100 females | +3.9% |
| 2017 | 23.5 males per 100 females | +4.3% |
| 2018 | 24.24 males per 100 females | +3.1% |
| 2019 | 24.72 males per 100 females | +2.0% |
| 2020 | 25.19 males per 100 females | +1.9% |
| 2021 | 26.34 males per 100 females | +4.6% |
| 2022 | 27.08 males per 100 females | +2.8% |
| 2023 | 26.64 males per 100 females | -1.6% |
Singapore compared with similar countries
- Singapore's 26.64 males per 100 females is above the median for high income countries, which is 21.34 males per 100 females, 1.2× the median. (78 countries reporting)
- Singapore's 26.64 males per 100 females is above the median for East Asia & Pacific, which is 21.92 males per 100 females, 1.2× the median. (28 countries reporting)
Biggest year-on-year movements
Years where Sex ratio by age in Singapore changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1955 | -100.0% | 16.67 males per 100 females | 0 males per 100 females |
| 1980 | -100.0% | 5.88 males per 100 females | 0 males per 100 females |
| 1982 | +54.8% | 4.17 males per 100 females | 6.45 males per 100 females |
| 1954 | -50.0% | 33.33 males per 100 females | 16.67 males per 100 females |
| 1978 | -50.0% | 11.11 males per 100 females | 5.56 males per 100 females |
| 1977 | +44.4% | 7.69 males per 100 females | 11.11 males per 100 females |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 17.33 males per 100 females | 0 males per 100 females | 50 males per 100 females | 10 |
| 1960s | 0 males per 100 females | 0 males per 100 females | 0 males per 100 females | 10 |
| 1970s | 3.02 males per 100 females | 0 males per 100 females | 11.11 males per 100 females | 10 |
| 1980s | 7.63 males per 100 females | 0 males per 100 females | 12.5 males per 100 females | 10 |
| 1990s | 15.91 males per 100 females | 12.86 males per 100 females | 17.54 males per 100 females | 10 |
| 2000s | 14.49 males per 100 females | 13.91 males per 100 females | 15.99 males per 100 females | 10 |
| 2010s | 21.38 males per 100 females | 17.72 males per 100 females | 24.72 males per 100 females | 10 |
| 2020s | 26.31 males per 100 females | 25.19 males per 100 females | 27.08 males per 100 females | 4 |
Countries ranked near Singapore
More gender data for Singapore
- Child population (UN estimates and projections) 724.18 (2030)
- Child population (UN estimates and projections) (0-14), annual growth 0.914 % change on previous year (2030)
- Population 5,307 (2030)
- Working-age population (UN estimates and projections) 5,307 (2030)
- Population (UN estimates and projections), annual growth rate 0.3921 % change on previous year (2030)
- Age population, age 00, female, interpolated 23,989 (2025)
- Age population, age 00, male, interpolated 25,420 (2025)
- Age population, age 01, female, interpolated 23,551 (2025)
- Age population, age 01, male, interpolated 24,949 (2025)
- Age population, age 02, female, interpolated 22,853 (2025)
Frequently asked questions
- What is sex ratio by age in Singapore?
- Sex ratio by age in Singapore was 26.64 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 by age recorded in Singapore?
- The highest recorded value was 50 males per 100 females in 1950.
- What is the lowest sex ratio by age recorded in Singapore?
- The lowest recorded value was 0 males per 100 females in 1955.
- How does Singapore rank for sex ratio by age?
- Singapore ranks 80th out of 212 countries with data for 2023.
- Is sex ratio by age rising or falling in Singapore?
- Over the last ten years it is up 33.2%. The long-run trend across the full record is volatile.
- Where does this Singapore data come from?
- The figures come from UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Sex ratio by age. Statizoid updates them automatically from the source API.
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About this data
Number of males per 100 females at age 100+.