% of public schools of basic education that have access to water via in Tonga
Tonga: % of public schools of basic education that have access to water via was 4.5 in 2025. ▼ Falling
% of public schools of basic education that have access to water via in Tonga, 2010–2025
Source: UNICEF.
Analysis
Tonga recorded 4.5 for % of public schools of basic education that have access to water via in 2025. That is the lowest value across all 16 years on record.
The figure is down 11.8% on the previous year and down 23.7% over ten years.
Over the whole period, % of public schools of basic education that have access to water via in Tonga peaked at 10.8 in 2010 and was at its lowest, 4.5, in 2025.
The long-run direction has been consistently falling across the 16 years of available data.
% of public schools of basic education that have access to water via in Tonga, year by year
| Year | Value | Change |
|---|---|---|
| 2010 | 10.8 | — |
| 2011 | 9.6 | -11.1% |
| 2012 | 8.8 | -8.3% |
| 2013 | 7.3 | -17.0% |
| 2014 | 6.5 | -11.0% |
| 2015 | 5.9 | -9.2% |
| 2016 | 4.8 | -18.6% |
| 2017 | 4.8 | +0.0% |
| 2018 | 4.8 | +0.0% |
| 2019 | 4.8 | +0.0% |
| 2020 | 5.3 | +10.4% |
| 2021 | 4.7 | -11.3% |
| 2022 | 4.9 | +4.3% |
| 2023 | 4.9 | +0.0% |
| 2024 | 5.1 | +4.1% |
| 2025 | 4.5 | -11.8% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 6.81 | 4.8 | 10.8 | 10 |
| 2020s | 4.9 | 4.5 | 5.3 | 6 |
Countries ranked near Tonga
More education data for Tonga
- Teachers in secondary education, both sexes (number), gaps filled 1,086 (2015)
- Repeaters in primary education, all grades, both sexes (number), gaps 20 (2024)
- Enrolment in pre-primary education, male (number), gaps filled 1,228 (2024)
- Enrolment in pre-primary education, female (number), gaps filled 1,164 (2024)
- Secondary education, pupils, gaps filled 16,132 (2024)
- Primary education, duration (years), annual growth rate 0 % change on previous year (2025)
- Primary education, pupils, gaps filled 15,644 (2024)
- Primary education, pupils, annual growth rate -2.92 % change on previous year (2024)
- Primary education, pupils, per unit of GDP 0 units per US$ of GDP (2024)
- Primary education, pupils, per capita 0.1502 units per person (2024)
Frequently asked questions
- What is % of public schools of basic education that have access to water via in Tonga?
- % of public schools of basic education that have access to water via in Tonga was 4.5 in 2025, according to UNICEF.
- What is the highest % of public schools of basic education that have access to water via recorded in Tonga?
- The highest recorded value was 10.8 in 2010.
- What is the lowest % of public schools of basic education that have access to water via recorded in Tonga?
- The lowest recorded value was 4.5 in 2025.
- How does Tonga rank for % of public schools of basic education that have access to water via?
- Tonga ranks 5th out of 17 countries with data for 2025.
- Is % of public schools of basic education that have access to water via rising or falling in Tonga?
- Over the last ten years it is down 23.7%. The long-run trend across the full record is falling.
- Where does this Tonga data come from?
- The figures come from UNICEF, published as part of % of public schools of basic education that have access to water via local river. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 16 observations, free to reuse under UNICEF Terms of Use (attribution required).