Share of population not using improved sanitation facilities in Cook Islands
Cook Islands: Share of population not using improved sanitation facilities was 1.2% in 2024. ▼ Falling
Share of population not using improved sanitation facilities in Cook Islands, 2000–2024
Source: WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Measured in %.
Analysis
In 2024, share of population not using improved sanitation facilities in Cook Islands stood at 1.2%. That is the lowest value across all 25 years on record.
Compared with earlier readings it is down 0.7% on the previous year and down 54.0% over ten years.
Over the whole period, share of population not using improved sanitation facilities in Cook Islands peaked at 6.3% in 2000 and was at its lowest, 1.2%, in 2024.
That places Cook Islands 128th out of 232 countries with data for 2024, putting it in the middle of the range.
The long-run direction has been consistently falling across the 25 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 4.7% | 3.5% | 6.3% | 10 |
| 2010s | 2.5% | 1.8% | 3.3% | 10 |
| 2020s | 1.4% | 1.2% | 1.6% | 5 |
Countries ranked near Cook Islands
More reference data data for Cook Islands
- Summer temperature anomalies -0.6719 °C (2026)
- Spring temperature anomalies 0.5654 °C (2026)
- Temperature anomalies by month 0.3984 °C (2026)
- Annual precipitation 1,504 millimeters (2025)
- Autumn temperature anomalies -0.156 °C (2025)
- Winter temperature anomalies -0.1015 °C (2025)
- Precipitation anomalies -153.83 millimeters (2025)
- Share of adults who are overweight or obese 90.0% (2024)
- Share of adults who are obese 72.4% (2024)
- Number of child deaths per woman 0.0318 under-five deaths per woman (2021)
Frequently asked questions
- What is share of population not using improved sanitation facilities in Cook Islands?
- Share of population not using improved sanitation facilities in Cook Islands was 1.2% 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 share of population not using improved sanitation facilities recorded in Cook Islands?
- The highest recorded value was 6.3% in 2000.
- What is the lowest share of population not using improved sanitation facilities recorded in Cook Islands?
- The lowest recorded value was 1.2% in 2024.
- How does Cook Islands rank for share of population not using improved sanitation facilities?
- Cook Islands ranks 128th out of 232 countries with data for 2024.
- Is share of population not using improved sanitation facilities rising or falling in Cook Islands?
- Over the last ten years it is down 54.0%. The long-run trend across the full record is falling.
- 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 Share of population not using improved sanitation facilities. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 25 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
If no improved sanitation facility is available, people might practice open defecation or use unimproved sanitation facilities.