Share using safely managed drinking water in Sao Tome and Principe
Sao Tome and Principe: Share using safely managed drinking water was 36.7% in 2024. ▲ Rising
Share using safely managed drinking water in Sao Tome and Principe, 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 using safely managed drinking water in Sao Tome and Principe stood at 36.7%. That is the highest value across all 25 years on record.
The figure is up 0.4% on the previous year and up 12.1% over ten years.
Over the whole period, share using safely managed drinking water in Sao Tome and Principe peaked at 36.7% in 2024 and was at its lowest, 25.9%, in 2000.
That places Sao Tome and Principe 135th out of 163 countries with data for 2024, putting it in the bottom quarter.
The long-run direction has been consistently rising across the 25 years of available data.
Share using safely managed drinking water in Sao Tome and Principe, year by year
| Year | % | Change |
|---|---|---|
| 2000 | 25.9% | — |
| 2001 | 26.4% | +1.7% |
| 2002 | 26.9% | +1.8% |
| 2003 | 27.3% | +1.8% |
| 2004 | 27.8% | +1.8% |
| 2005 | 28.3% | +1.7% |
| 2006 | 28.8% | +1.7% |
| 2007 | 29.3% | +1.7% |
| 2008 | 29.8% | +1.7% |
| 2009 | 30.3% | +1.7% |
| 2010 | 30.7% | +1.6% |
| 2011 | 31.2% | +1.6% |
| 2012 | 31.7% | +1.6% |
| 2013 | 32.2% | +1.6% |
| 2014 | 32.7% | +1.5% |
| 2015 | 33.2% | +1.5% |
| 2016 | 33.7% | +1.5% |
| 2017 | 34.2% | +1.4% |
| 2018 | 34.7% | +1.4% |
| 2019 | 35.1% | +1.4% |
| 2020 | 35.6% | +1.4% |
| 2021 | 36.1% | +1.3% |
| 2022 | 36.4% | +0.8% |
| 2023 | 36.5% | +0.4% |
| 2024 | 36.7% | +0.4% |
Sao Tome and Principe compared with similar countries
- Sao Tome and Principe's 36.7% is below the median for lower middle income countries, which is 42.9%, 85% of the median. (31 countries reporting)
- Sao Tome and Principe's 36.7% is above the median for Sub-Saharan Africa, which is 27.4%, 1.3× the median. (26 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 28.1% | 25.9% | 30.3% | 10 |
| 2010s | 33.0% | 30.7% | 35.1% | 10 |
| 2020s | 36.3% | 35.6% | 36.7% | 5 |
Countries ranked near Sao Tome and Principe
More environment data for Sao Tome and Principe
- Historical exposure to drought — Land soil moisture anomaly -16.99 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -12.85 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.214 °C (2025)
- Temperature change 1.16 °C (2025)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 1.4 % change on previous year (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per unit 0 Mt CO2e per US$ of GDP (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per capita 0 Mt CO2e per person (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), annual growth rate 2.5 % change on previous year (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per unit of GDP 0 Mt CO2e per US$ of GDP (2024)
Frequently asked questions
- What is share using safely managed drinking water in Sao Tome and Principe?
- Share using safely managed drinking water in Sao Tome and Principe was 36.7% 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 using safely managed drinking water recorded in Sao Tome and Principe?
- The highest recorded value was 36.7% in 2024.
- What is the lowest share using safely managed drinking water recorded in Sao Tome and Principe?
- The lowest recorded value was 25.9% in 2000.
- How does Sao Tome and Principe rank for share using safely managed drinking water?
- Sao Tome and Principe ranks 135th out of 163 countries with data for 2024.
- Is share using safely managed drinking water rising or falling in Sao Tome and Principe?
- Over the last ten years it is up 12.1%. The long-run trend across the full record is rising.
- Where does this Sao Tome and Principe 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 using safely managed drinking water. 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
Proportion of people using an improved drinking water source that is located on premises, available when needed and free from fecal and priority chemical contamination.