Theoretical duration of upper secondary education in Cook Islands
Cook Islands: Theoretical duration of upper secondary education was 3 years in 2025. ▬ Flat
Latest (2025)
3 years
Change on year
unchanged
World rank
1st
of 6 countries
All-time high
4 years
in 1998
All-time low
3 years
in 1970
Years of data
56
1970–2025
Theoretical duration of upper secondary education in Cook Islands, 1970–2025
Source: UNESCO Institute for Statistics. Measured in years.
Analysis
In 2025, theoretical duration of upper secondary education in Cook Islands stood at 3 years. That is the lowest value across all 56 years on record.
Compared with earlier readings it is unchanged over ten years.
Over the whole period, theoretical duration of upper secondary education in Cook Islands peaked at 4 years in 1998 and was at its lowest, 3 years, in 1970.
Theoretical duration of upper secondary education in Cook Islands, year by year
| Year | years | Change |
|---|---|---|
| 1970 | 3 years | — |
| 1971 | 3 years | +0.0% |
| 1972 | 3 years | +0.0% |
| 1973 | 3 years | +0.0% |
| 1974 | 3 years | +0.0% |
| 1975 | 3 years | +0.0% |
| 1976 | 3 years | +0.0% |
| 1977 | 3 years | +0.0% |
| 1978 | 3 years | +0.0% |
| 1979 | 3 years | +0.0% |
| 1980 | 3 years | +0.0% |
| 1981 | 3 years | +0.0% |
| 1982 | 3 years | +0.0% |
| 1983 | 3 years | +0.0% |
| 1984 | 3 years | +0.0% |
| 1985 | 3 years | +0.0% |
| 1986 | 3 years | +0.0% |
| 1987 | 3 years | +0.0% |
| 1988 | 3 years | +0.0% |
| 1989 | 3 years | +0.0% |
| 1990 | 3 years | +0.0% |
| 1991 | 3 years | +0.0% |
| 1992 | 3 years | +0.0% |
| 1993 | 3 years | +0.0% |
| 1994 | 3 years | +0.0% |
| 1995 | 3 years | +0.0% |
| 1996 | 3 years | +0.0% |
| 1997 | 3 years | +0.0% |
| 1998 | 4 years | +33.3% |
| 1999 | 4 years | +0.0% |
| 2000 | 3 years | -25.0% |
| 2001 | 3 years | +0.0% |
| 2002 | 3 years | +0.0% |
| 2003 | 3 years | +0.0% |
| 2004 | 3 years | +0.0% |
| 2005 | 3 years | +0.0% |
| 2006 | 3 years | +0.0% |
| 2007 | 3 years | +0.0% |
| 2008 | 3 years | +0.0% |
| 2009 | 3 years | +0.0% |
| 2010 | 3 years | +0.0% |
| 2011 | 3 years | +0.0% |
| 2012 | 3 years | +0.0% |
| 2013 | 3 years | +0.0% |
| 2014 | 3 years | +0.0% |
| 2015 | 3 years | +0.0% |
| 2016 | 3 years | +0.0% |
| 2017 | 3 years | +0.0% |
| 2018 | 3 years | +0.0% |
| 2019 | 3 years | +0.0% |
| 2020 | 3 years | +0.0% |
| 2021 | 3 years | +0.0% |
| 2022 | 3 years | +0.0% |
| 2023 | 3 years | +0.0% |
| 2024 | 3 years | +0.0% |
| 2025 | 3 years | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 3 years | 3 years | 3 years | 10 |
| 1980s | 3 years | 3 years | 3 years | 10 |
| 1990s | 3.2 years | 3 years | 4 years | 10 |
| 2000s | 3 years | 3 years | 3 years | 10 |
| 2010s | 3 years | 3 years | 3 years | 10 |
| 2020s | 3 years | 3 years | 3 years | 6 |
Countries ranked near Cook Islands
- 1 Bulgaria 5 years compare
- 1 Brunei Darussalam 5 years compare
- 1 Italy 5 years compare
- 1 Niue 3 years compare
- 1 Saint Helena, Ascension and Tristan da Cunha 3 years compare
- 1 San Marino 5 years compare
- 1 Samoa 5 years compare
- 4 Anguilla 2 years compare
- 4 Montserrat 2 years compare
- 4 Tokelau 2 years compare
More education data for Cook Islands
- Start of the academic school year (tertiary education), annual growth 0.0494 % change on previous year (2024)
- Duration of pre primary education, annual growth rate 0 % change on previous year (2025)
- Start of the academic school year (tertiary education), gaps filled 2,024 tertiary education (2024)
- Theoretical duration of upper secondary education (years), annual 0 % change on previous year (2025)
- Theoretical duration of secondary education (years), annual growth 0 % change on previous year (2025)
- Official entrance age to pre primary education 3 (2025)
- Duration of pre primary education 2 (2025)
- Primary secondary enrollment completion rates, gaps filled 107.94 (2024)
- Fertility rate vs mean years of schooling 2.02 (2024)
- Womens educational attainment vs fertility 2.04 (2023)
Frequently asked questions
- What is theoretical duration of upper secondary education in Cook Islands?
- Theoretical duration of upper secondary education in Cook Islands was 3 years in 2025, according to UNESCO Institute for Statistics.
- What is the highest theoretical duration of upper secondary education recorded in Cook Islands?
- The highest recorded value was 4 years in 1998.
- What is the lowest theoretical duration of upper secondary education recorded in Cook Islands?
- The lowest recorded value was 3 years in 1970.
- How does Cook Islands rank for theoretical duration of upper secondary education?
- Cook Islands ranks 1st out of 6 countries with data for 2025.
- Is theoretical duration of upper secondary education rising or falling in Cook Islands?
- Over the last ten years it is unchanged. The long-run trend across the full record is flat.
- Where does this Cook Islands data come from?
- The figures come from UNESCO Institute for Statistics, published as part of Theoretical duration of upper secondary education (years). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 56 observations, free to reuse under CC BY-SA 3.0 IGO (UNESCO Institute for Statistics).
About this data
February 2026 Data Release