Sex ratio at birth (UN, World) in Nauru
Nauru: Sex ratio at birth was 106.85 males per 100 females in 2023. ▬ Flat
Latest (2023)
106.85 males per 100 females
Change on year
up 0.2%
World rank
23rd
of 236 countries
All-time high
123.17 males per 100 females
in 2011
All-time low
97.44 males per 100 females
in 2020
Years of data
74
1950–2023
Sex ratio at birth in Nauru, 1950–2023
Source: UN, World Population Prospects (2024) – processed by Our World in Data. Measured in males per 100 females.
Analysis
The most recent figure for sex ratio at birth in Nauru is 106.85 males per 100 females, measured in 2023.
Compared with earlier readings it is up 0.2% on the previous year and down 0.2% over ten years.
Over the whole period, sex ratio at birth in Nauru peaked at 123.17 males per 100 females in 2011 and was at its lowest, 97.44 males per 100 females, in 2020.
Nauru ranks 23rd of 236 countries on this measure, in the top 10%.
Sex ratio at birth in Nauru, year by year
| Year | males per 100 females | Change |
|---|---|---|
| 1950 | 108.51 males per 100 females | — |
| 1951 | 108.33 males per 100 females | -0.2% |
| 1952 | 106 males per 100 females | -2.2% |
| 1953 | 107.69 males per 100 females | +1.6% |
| 1954 | 107.27 males per 100 females | -0.4% |
| 1955 | 105.17 males per 100 females | -2.0% |
| 1956 | 104.92 males per 100 females | -0.2% |
| 1957 | 104.69 males per 100 females | -0.2% |
| 1958 | 102.98 males per 100 females | -1.6% |
| 1959 | 101.43 males per 100 females | -1.5% |
| 1960 | 98.61 males per 100 females | -2.8% |
| 1961 | 98.59 males per 100 females | -0.0% |
| 1962 | 104.29 males per 100 females | +5.8% |
| 1963 | 107.79 males per 100 females | +3.4% |
| 1964 | 109.19 males per 100 females | +1.3% |
| 1965 | 111.58 males per 100 females | +2.2% |
| 1966 | 109.89 males per 100 females | -1.5% |
| 1967 | 106.02 males per 100 females | -3.5% |
| 1968 | 106.33 males per 100 females | +0.3% |
| 1969 | 106.06 males per 100 females | -0.3% |
| 1970 | 105.77 males per 100 females | -0.3% |
| 1971 | 106.25 males per 100 females | +0.5% |
| 1972 | 106.12 males per 100 females | -0.1% |
| 1973 | 107.84 males per 100 females | +1.6% |
| 1974 | 107.41 males per 100 females | -0.4% |
| 1975 | 106.78 males per 100 females | -0.6% |
| 1976 | 106.25 males per 100 females | -0.5% |
| 1977 | 104.17 males per 100 females | -2.0% |
| 1978 | 103.61 males per 100 females | -0.5% |
| 1979 | 103.23 males per 100 females | -0.4% |
| 1980 | 103.96 males per 100 females | +0.7% |
| 1981 | 102.78 males per 100 females | -1.1% |
| 1982 | 102.73 males per 100 females | -0.0% |
| 1983 | 104.35 males per 100 females | +1.6% |
| 1984 | 105.51 males per 100 females | +1.1% |
| 1985 | 104.38 males per 100 females | -1.1% |
| 1986 | 104.17 males per 100 females | -0.2% |
| 1987 | 104.67 males per 100 females | +0.5% |
| 1988 | 105.16 males per 100 females | +0.5% |
| 1989 | 107.01 males per 100 females | +1.8% |
| 1990 | 110.9 males per 100 females | +3.6% |
| 1991 | 116.67 males per 100 females | +5.2% |
| 1992 | 115.65 males per 100 females | -0.9% |
| 1993 | 109.46 males per 100 females | -5.3% |
| 1994 | 107.53 males per 100 females | -1.8% |
| 1995 | 108.39 males per 100 females | +0.8% |
| 1996 | 108.57 males per 100 females | +0.2% |
| 1997 | 109.49 males per 100 females | +0.8% |
| 1998 | 108.15 males per 100 females | -1.2% |
| 1999 | 107.58 males per 100 females | -0.5% |
| 2000 | 106.25 males per 100 females | -1.2% |
| 2001 | 104.88 males per 100 females | -1.3% |
| 2002 | 102.5 males per 100 females | -2.3% |
| 2003 | 103.94 males per 100 females | +1.4% |
| 2004 | 105.93 males per 100 females | +1.9% |
| 2005 | 104.35 males per 100 females | -1.5% |
| 2006 | 104.25 males per 100 females | -0.1% |
| 2007 | 105.56 males per 100 females | +1.2% |
| 2008 | 108.11 males per 100 females | +2.4% |
| 2009 | 112.42 males per 100 females | +4.0% |
| 2010 | 118.99 males per 100 females | +5.8% |
| 2011 | 123.17 males per 100 females | +3.5% |
| 2012 | 115.98 males per 100 females | -5.8% |
| 2013 | 107.06 males per 100 females | -7.7% |
| 2014 | 106.63 males per 100 females | -0.4% |
| 2015 | 107.45 males per 100 females | +0.8% |
| 2016 | 108.39 males per 100 females | +0.9% |
| 2017 | 109.46 males per 100 females | +1.0% |
| 2018 | 111.51 males per 100 females | +1.9% |
| 2019 | 107.59 males per 100 females | -3.5% |
| 2020 | 97.44 males per 100 females | -9.4% |
| 2021 | 99.35 males per 100 females | +2.0% |
| 2022 | 106.62 males per 100 females | +7.3% |
| 2023 | 106.85 males per 100 females | +0.2% |
Nauru compared with similar countries
- Nauru's 106.85 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)
- Nauru's 106.85 males per 100 females is above the median for East Asia & Pacific, which is 106.41 males per 100 females, 1.0× the median. (37 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 105.7 males per 100 females | 101.43 males per 100 females | 108.51 males per 100 females | 10 |
| 1960s | 105.84 males per 100 females | 98.59 males per 100 females | 111.58 males per 100 females | 10 |
| 1970s | 105.74 males per 100 females | 103.23 males per 100 females | 107.84 males per 100 females | 10 |
| 1980s | 104.47 males per 100 females | 102.73 males per 100 females | 107.01 males per 100 females | 10 |
| 1990s | 110.24 males per 100 females | 107.53 males per 100 females | 116.67 males per 100 females | 10 |
| 2000s | 105.82 males per 100 females | 102.5 males per 100 females | 112.42 males per 100 females | 10 |
| 2010s | 111.62 males per 100 females | 106.63 males per 100 females | 123.17 males per 100 females | 10 |
| 2020s | 102.56 males per 100 females | 97.44 males per 100 females | 106.85 males per 100 females | 4 |
Countries ranked near Nauru
More gender data for Nauru
- Age population, age 00, female, interpolated 137 (2025)
- Age population, age 00, male, interpolated 146 (2025)
- Age population, age 01, female, interpolated 139 (2025)
- Age population, age 01, male, interpolated 148 (2025)
- Age population, age 02, female, interpolated 143 (2025)
- Age population, age 02, male, interpolated 152 (2025)
- Age population, age 03, female, interpolated 147 (2025)
- Age population, age 03, male, interpolated 156 (2025)
- Age population, age 04, female, interpolated 149 (2025)
- Age population, age 04, male, interpolated 148 (2025)
Frequently asked questions
- What is sex ratio at birth in Nauru?
- Sex ratio at birth in Nauru was 106.85 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 Nauru?
- The highest recorded value was 123.17 males per 100 females in 2011.
- What is the lowest sex ratio at birth recorded in Nauru?
- The lowest recorded value was 97.44 males per 100 females in 2020.
- How does Nauru rank for sex ratio at birth?
- Nauru ranks 23rd out of 236 countries with data for 2023.
- Is sex ratio at birth rising or falling in Nauru?
- Over the last ten years it is down 0.2%. The long-run trend across the full record is flat.
- Where does this Nauru 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.