People not using improved drinking water sources in Cook Islands

Cook Islands: People not using improved drinking water sources was 56.64 people in 2024. ◆ Volatile

Latest (2024)
56.64 people
Change on year
down 3.3%
World rank
176th
of 231 countries
All-time high
58.57 people
in 2023
All-time low
0 people
in 2000
Years of data
25
2000–2024

People not using improved drinking water sources in Cook Islands, 2000–2024

02040602000201220242000: 0 people2001: 0 people2002: 0 people2003: 0 people2004: 0 people2005: 0 people2006: 0 people2007: 0.142 people2008: 0.647 people2009: 1.2 people2010: 1.7 people2011: 2.3 people2012: 5.5 people2013: 11.5 people2014: 17.4 people2015: 23.3 people2016: 29.1 people2017: 34.5 people2018: 39.3 people2019: 43.8 people2020: 47.9 people2021: 51.8 people2022: 55.4 people2023: 58.6 people2024: 56.6 people

Source: WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Measured in people.

Analysis

The most recent figure for people not using improved drinking water sources in Cook Islands is 56.64 people, measured in 2024.

Compared with earlier readings it is down 3.3% on the previous year and up 225.3% over ten years.

Over the whole period, people not using improved drinking water sources in Cook Islands peaked at 58.57 people in 2023 and was at its lowest, 0 people, in 2000.

That places Cook Islands 176th out of 231 countries with data for 2024, putting it in the bottom quarter.

The series is highly variable year to year, so single readings are best treated with caution.

People not using improved drinking water sources in Cook Islands, year by year

Annual values for People not using improved drinking water sources in Cook Islands, 2000 to 2024.
Year people Change
2000 0 people
2001 0 people
2002 0 people
2003 0 people
2004 0 people
2005 0 people
2006 0 people
2007 0.1419 people
2008 0.6474 people +356.4%
2009 1.17 people +81.3%
2010 1.72 people +46.7%
2011 2.29 people +32.7%
2012 5.53 people +141.9%
2013 11.49 people +107.7%
2014 17.41 people +51.6%
2015 23.29 people +33.8%
2016 29.08 people +24.9%
2017 34.48 people +18.6%
2018 39.31 people +14.0%
2019 43.8 people +11.4%
2020 47.93 people +9.4%
2021 51.83 people +8.1%
2022 55.44 people +7.0%
2023 58.57 people +5.7%
2024 56.64 people -3.3%

Biggest year-on-year movements

Years where People not using improved drinking water sources in Cook Islands 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.

YearChange FromTo
2008 +356.4% 0.1419 people 0.6474 people

Averages by decade

DecadeAverage LowestHighest Years
2000s 0.1963 people 0 people 1.17 people 10
2010s 20.84 people 1.72 people 43.8 people 10
2020s 54.08 people 47.93 people 58.57 people 5

Countries ranked near Cook Islands

  1. 173 Palau 82.77 people compare
  2. 174 Tuvalu 82.16 people compare
  3. 175 Wallis and Futuna 80.75 people compare
  4. 177 British Virgin Islands 53.53 people compare
  5. 178 Saint Helena 37.13 people compare
  6. 179 Niue 34.32 people compare

See the full ranking of 231 places →

More environment data for Cook Islands

All data for Cook Islands →

Frequently asked questions

What is people not using improved drinking water sources in Cook Islands?
People not using improved drinking water sources in Cook Islands was 56.64 people in 2024, according to WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data.
What is the highest people not using improved drinking water sources recorded in Cook Islands?
The highest recorded value was 58.57 people in 2023.
What is the lowest people not using improved drinking water sources recorded in Cook Islands?
The lowest recorded value was 0 people in 2000.
How does Cook Islands rank for people not using improved drinking water sources?
Cook Islands ranks 176th out of 231 countries with data for 2024.
Is people not using improved drinking water sources rising or falling in Cook Islands?
Over the last ten years it is up 225.3%. The long-run trend across the full record is volatile.
Where does this Cook Islands data come from?
The figures come from WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data, published as part of People not using improved drinking water sources. Statizoid updates them automatically from the source API.

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People not using improved drinking water sources in Cook Islands. Statizoid, drawing on WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Retrieved 22 September 2026, from https://environment.statizoid.com/stat/number-without-improved-water/cook-islands/

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<a href="https://environment.statizoid.com/stat/number-without-improved-water/cook-islands/">People not using improved drinking water sources in Cook Islands</a> — Statizoid

About this data

Indicator
People not using improved drinking water sources
Unit
people
Source
WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
231 places, 5,586 data points, 2000–2024
Last refreshed

Number of people not using improved drinking water sources. These people might use surface water sources or unprotected springs or wells, as no safe and reliable improved drinking water source is available to them.