Share of the population with lower secondary education in Cook Islands

Cook Islands: Share of the population with lower secondary education was 90.9% in 2020. ▲ Rising

Latest (2020)
90.9%
Change on year
down 0.4%
World rank
41st
of 135 countries
All-time high
91.3%
in 2019
All-time low
13.3%
in 1971
Years of data
5
1971–2020

Share of the population with lower secondary education in Cook Islands, 1971–2020

204060801001971199520201971: 13.3 %2006: 59.6 %2016: 85.8 %2019: 91.3 %2020: 90.9 %

Source: UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data. Measured in %.

Analysis

Cook Islands recorded 90.9% for share of the population with lower secondary education in 2020.

Compared with earlier readings it is down 0.4% on the previous year and up 52.5% over ten years.

Over the whole period, share of the population with lower secondary education in Cook Islands peaked at 91.3% in 2019 and was at its lowest, 13.3%, in 1971.

That places Cook Islands 41st out of 135 countries with data for 2020, putting it in the middle of the range.

Share of the population with lower secondary education in Cook Islands, year by year

Annual values for Share of the population with lower secondary education in Cook Islands, 1971 to 2020.
Year % Change
1971 13.3%
2006 59.6% +348.2%
2016 85.8% +44.0%
2019 91.3% +6.4%
2020 90.9% -0.4%

Averages by decade

DecadeAverage LowestHighest Years
1970s 13.3% 13.3% 13.3% 1
2000s 59.6% 59.6% 59.6% 1
2010s 88.6% 85.8% 91.3% 2
2020s 90.9% 90.9% 90.9% 1

Countries ranked near Cook Islands

  1. 38 Finland 91.7% compare
  2. 39 Israel 91.6% compare
  3. 40 France 91.6% compare
  4. 42 Luxembourg 90.7% compare
  5. 43 Netherlands 90.3% compare
  6. 44 South Korea 90.0% compare

See the full ranking of 135 places →

More education data for Cook Islands

All data for Cook Islands →

Frequently asked questions

What is share of the population with lower secondary education in Cook Islands?
Share of the population with lower secondary education in Cook Islands was 90.9% in 2020, according to UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data.
What is the highest share of the population with lower secondary education recorded in Cook Islands?
The highest recorded value was 91.3% in 2019.
What is the lowest share of the population with lower secondary education recorded in Cook Islands?
The lowest recorded value was 13.3% in 1971.
How does Cook Islands rank for share of the population with lower secondary education?
Cook Islands ranks 41st out of 135 countries with data for 2020.
Is share of the population with lower secondary education rising or falling in Cook Islands?
Over the last ten years it is up 52.5%. The long-run trend across the full record is rising.
Where does this Cook Islands data come from?
The figures come from UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data, published as part of Share of the population with lower secondary education. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 5 observations, free to reuse under CC BY 4.0 (Our World in Data).

Share, cite or embed this page

Cite this page

Share of the population with lower secondary education in Cook Islands. Statizoid, drawing on UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data. Retrieved 01 September 2026, from https://education.statizoid.com/stat/share-of-the-population-with-at-least-some-secondary-education/cook-islands/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (Our World in Data); please keep the attribution.

<a href="https://education.statizoid.com/stat/share-of-the-population-with-at-least-some-secondary-education/cook-islands/">Share of the population with lower secondary education in Cook Islands</a> — Statizoid

About this data

Indicator
Share of the population with lower secondary education
Unit
%
Source
UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
135 places, 1,912 data points, 1970–2024
Last refreshed

Share of adults aged 25 and older who have completed lower secondary education or higher.