Sex ratio by age in New Zealand
New Zealand: Sex ratio by age was 38.3 in 2023. ▼ Falling
Latest (2023)
38.3
Change on year
up 19.7%
World rank
41st
of 211 countries
All-time high
55
in 1957
All-time low
15.82
in 2005
Years of data
74
1950–2023
Sex ratio by age in New Zealand, 1950–2023
Source: Our World in Data.
Analysis
In 2023, sex ratio by age in New Zealand stood at 38.3.
The figure is up 19.7% on the previous year and up 60.2% over ten years.
Over the whole period, sex ratio by age in New Zealand peaked at 55 in 1957 and was at its lowest, 15.82, in 2005.
That places New Zealand 41st out of 211 countries with data for 2023, putting it in the top quarter.
The long-run direction has been consistently falling across the 74 years of available data.
Sex ratio by age in New Zealand, year by year
| Year | Value | Change |
|---|---|---|
| 1950 | 33.33 | — |
| 1951 | 32.14 | -3.6% |
| 1952 | 36.36 | +13.1% |
| 1953 | 40 | +10.0% |
| 1954 | 45 | +12.5% |
| 1955 | 52.63 | +17.0% |
| 1956 | 50 | -5.0% |
| 1957 | 55 | +10.0% |
| 1958 | 55 | +0.0% |
| 1959 | 52.38 | -4.8% |
| 1960 | 47.83 | -8.7% |
| 1961 | 45.83 | -4.2% |
| 1962 | 44 | -4.0% |
| 1963 | 44.44 | +1.0% |
| 1964 | 42.86 | -3.6% |
| 1965 | 37.93 | -11.5% |
| 1966 | 41.38 | +9.1% |
| 1967 | 41.94 | +1.3% |
| 1968 | 39.39 | -6.1% |
| 1969 | 37.14 | -5.7% |
| 1970 | 36.11 | -2.8% |
| 1971 | 35.14 | -2.7% |
| 1972 | 34.21 | -2.6% |
| 1973 | 35.9 | +4.9% |
| 1974 | 35.71 | -0.5% |
| 1975 | 31.91 | -10.6% |
| 1976 | 30 | -6.0% |
| 1977 | 27.78 | -7.4% |
| 1978 | 25.81 | -7.1% |
| 1979 | 25 | -3.1% |
| 1980 | 25.32 | +1.3% |
| 1981 | 24.14 | -4.7% |
| 1982 | 22.68 | -6.0% |
| 1983 | 22.86 | +0.8% |
| 1984 | 22.22 | -2.8% |
| 1985 | 21.77 | -2.0% |
| 1986 | 20.93 | -3.9% |
| 1987 | 20.44 | -2.4% |
| 1988 | 19.86 | -2.8% |
| 1989 | 19.74 | -0.6% |
| 1990 | 20.38 | +3.3% |
| 1991 | 21.34 | +4.7% |
| 1992 | 20.81 | -2.5% |
| 1993 | 19.23 | -7.6% |
| 1994 | 17.95 | -6.7% |
| 1995 | 17.56 | -2.2% |
| 1996 | 16.59 | -5.5% |
| 1997 | 16.36 | -1.4% |
| 1998 | 16.67 | +1.9% |
| 1999 | 16.45 | -1.3% |
| 2000 | 16.8 | +2.1% |
| 2001 | 16.99 | +1.1% |
| 2002 | 16.6 | -2.3% |
| 2003 | 16.36 | -1.5% |
| 2004 | 16.13 | -1.4% |
| 2005 | 15.82 | -1.9% |
| 2006 | 16.18 | +2.3% |
| 2007 | 17.35 | +7.2% |
| 2008 | 18.77 | +8.2% |
| 2009 | 19.4 | +3.4% |
| 2010 | 19.33 | -0.4% |
| 2011 | 20.11 | +4.0% |
| 2012 | 21.68 | +7.8% |
| 2013 | 23.9 | +10.2% |
| 2014 | 24.88 | +4.1% |
| 2015 | 24.94 | +0.2% |
| 2016 | 25.16 | +0.9% |
| 2017 | 25 | -0.6% |
| 2018 | 24.9 | -0.4% |
| 2019 | 26.12 | +4.9% |
| 2020 | 27.5 | +5.3% |
| 2021 | 28.01 | +1.8% |
| 2022 | 32 | +14.3% |
| 2023 | 38.3 | +19.7% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 45.19 | 32.14 | 55 | 10 |
| 1960s | 42.27 | 37.14 | 47.83 | 10 |
| 1970s | 31.76 | 25 | 36.11 | 10 |
| 1980s | 22 | 19.74 | 25.32 | 10 |
| 1990s | 18.33 | 16.36 | 21.34 | 10 |
| 2000s | 17.04 | 15.82 | 19.4 | 10 |
| 2010s | 23.6 | 19.33 | 26.12 | 10 |
| 2020s | 31.45 | 27.5 | 38.3 | 4 |
Countries ranked near New Zealand
More gender data for New Zealand
- Child population (UN estimates and projections) 907.87 (2030)
- Child population (UN estimates and projections) (0-14), annual growth -0.6435 % change on previous year (2030)
- Age population, age 00, female, interpolated 28,751 (2025)
- Age population, age 00, male, interpolated 30,320 (2025)
- Age population, age 01, female, interpolated 29,075 (2025)
- Age population, age 01, male, interpolated 30,663 (2025)
- Age population, age 02, female, interpolated 29,141 (2025)
- Age population, age 02, male, interpolated 30,721 (2025)
- Age population, age 03, female, interpolated 29,018 (2025)
- Age population, age 03, male, interpolated 30,560 (2025)
Frequently asked questions
- What is sex ratio by age in New Zealand?
- Sex ratio by age in New Zealand was 38.3 in 2023, according to Our World in Data.
- What is the highest sex ratio by age recorded in New Zealand?
- The highest recorded value was 55 in 1957.
- What is the lowest sex ratio by age recorded in New Zealand?
- The lowest recorded value was 15.82 in 2005.
- How does New Zealand rank for sex ratio by age?
- New Zealand ranks 41st out of 211 countries with data for 2023.
- Is sex ratio by age rising or falling in New Zealand?
- Over the last ten years it is up 60.2%. The long-run trend across the full record is falling.
- Where does this New Zealand data come from?
- The figures come from Our World in Data, published as part of Sex ratio by age. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 74 observations, free to reuse under CC BY 4.0 (Our World in Data).