Sanitation facilities usage in Tonga
Tonga: Sanitation facilities usage was 88.53 people in 2024. ▼ Falling
Sanitation facilities usage in Tonga, 2000–2024
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 sanitation facilities usage in Tonga is 88.53 people, measured in 2024. That is the lowest value across all 25 years on record.
The figure is down 0.4% on the previous year and down 37.3% over ten years.
Over the whole period, sanitation facilities usage in Tonga peaked at 194.64 people in 2004 and was at its lowest, 88.53 people, in 2024.
That places Tonga 126th 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 | 186.44 people | 170.07 people | 194.64 people | 10 |
| 2010s | 138.17 people | 112.1 people | 164.68 people | 10 |
| 2020s | 95.91 people | 88.53 people | 106.56 people | 5 |
Countries ranked near Tonga
- 123 Antigua and Barbuda 133.82 people compare
- 124 Guyana 109.92 people compare
- 125 Nauru 98.33 people compare
- 127 Cook Islands 81.09 people compare
- 128 Anguilla 78.18 people compare
- 129 Northern Mariana Islands 70.68 people compare
More reference data data for Tonga
- Universal right to vote in practice 2 (2025)
- Competitive elections 1 (2025)
- Free country 2 (2025)
- Civil liberties rating 2 (2025)
- Men's universal right to vote 1 (2025)
- Elected parliament 1 (2025)
- Democracy 7 (2025)
- Consumer price index 174.32 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Chief executive of the government is elected 1 (2025)
Frequently asked questions
- What is sanitation facilities usage in Tonga?
- Sanitation facilities usage in Tonga was 88.53 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 sanitation facilities usage recorded in Tonga?
- The highest recorded value was 194.64 people in 2004.
- What is the lowest sanitation facilities usage recorded in Tonga?
- The lowest recorded value was 88.53 people in 2024.
- How does Tonga rank for sanitation facilities usage?
- Tonga ranks 126th out of 232 countries with data for 2024.
- Is sanitation facilities usage rising or falling in Tonga?
- Over the last ten years it is down 37.3%. The long-run trend across the full record is falling.
- Where does this Tonga 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 Sanitation facilities usage. 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
Open defecation includes defecating in fields, forests, bushes, bodies of water or other open spaces, not using any sanitation facilities.