Drinking water services in Tanzania
Tanzania: Drinking water services was 7.51 million people in 2024. ▲ Rising
Drinking water services in Tanzania, 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
In 2024, drinking water services in Tanzania stood at 7.51 million people. That is the highest value across all 25 years on record.
That represents a change of up 0.8% on the previous year and up 12.2% over ten years.
Over the whole period, drinking water services in Tanzania peaked at 7.51 million people in 2024 and was at its lowest, 5.70 million people, in 2000.
Tanzania ranks 4th of 231 countries on this measure, in the top 10%.
The long-run direction has been consistently rising across the 25 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 6.03 million people | 5.70 million people | 6.33 million people | 10 |
| 2010s | 6.76 million people | 6.38 million people | 7.16 million people | 10 |
| 2020s | 7.38 million people | 7.24 million people | 7.51 million people | 5 |
Countries ranked near Tanzania
More environment data for Tanzania
- Total greenhouse gas emissions excluding LULUCF 102.53 Mt CO2e (2024)
- Total greenhouse gas emissions excluding LULUCF per capita 1.5 t CO2e/capita (2024)
- Methane (CH4) emissions from Agriculture 43.66 Mt CO2e (2024)
- Methane (CH4) emissions from Building (Energy) 5.56 Mt CO2e (2024)
- Methane (CH4) emissions from Fugitive Emissions (Energy) 6.87 Mt CO2e (2024)
- Methane (CH4) emissions from Industrial Combustion (Energy) 0.0551 Mt CO2e (2024)
- Methane (CH4) emissions (total) excluding LULUCF 59.72 Mt CO2e (2024)
- Methane (CH4) emissions from Power Industry (Energy) 0.0064 Mt CO2e (2024)
- Methane (CH4) emissions from Transport (Energy) 0.0605 Mt CO2e (2024)
- Methane (CH4) emissions from Waste 3.51 Mt CO2e (2024)
Frequently asked questions
- What is drinking water services in Tanzania?
- Drinking water services in Tanzania was 7.51 million 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 drinking water services recorded in Tanzania?
- The highest recorded value was 7.51 million people in 2024.
- What is the lowest drinking water services recorded in Tanzania?
- The lowest recorded value was 5.70 million people in 2000.
- How does Tanzania rank for drinking water services?
- Tanzania ranks 4th out of 231 countries with data for 2024.
- Is drinking water services rising or falling in Tanzania?
- Over the last ten years it is up 12.2%. The long-run trend across the full record is rising.
- Where does this Tanzania 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 Drinking water services. 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
Number of people using drinking water directly collected from surface waters.