Sao Tome and Principe vs Tanzania: Share of population not using improved sanitation facilities
Sao Tome and Principe
45.5%
in 2024
Tanzania
42.4%
in 2024
Sao Tome and Principe rank
19th
Tanzania rank
21st
Share of population not using improved sanitation facilities over time
- Sao Tome and Principe
- Tanzania
How they compare
Sao Tome and Principe currently reports 45.5% against 42.4% in Tanzania, a difference of 3.1%.
That makes Sao Tome and Principe's figure about 1.1 times Tanzania's.
The two have swapped places 1 time across 25 shared years of data; in 2000 it was Tanzania ahead.
Sao Tome and Principe ranks 19th and Tanzania ranks 21st of 232 countries.
Tanzania has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Sao Tome and Principe | Tanzania | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 68.7% | 84.7% | 16.0% | Tanzania |
| 2010s | 54.7% | 64.0% | 9.3% | Tanzania |
| 2020s | 46.0% | 47.1% | 1.1% | Tanzania |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of population not using improved sanitation facilities, Sao Tome and Principe or Tanzania?
- Sao Tome and Principe, at 45.5% against 42.4% in Tanzania as of 2024.
- What is the difference in share of population not using improved sanitation facilities between Sao Tome and Principe and Tanzania?
- 3.1%, with Sao Tome and Principe ahead.
- How many years of comparable data are there for Sao Tome and Principe and Tanzania?
- 25 years are reported by both, from 2000 to 2024.
- How do Sao Tome and Principe and Tanzania rank globally for share of population not using improved sanitation facilities?
- Sao Tome and Principe ranks 19th and Tanzania ranks 21st of 232 countries.
- Where does this data come from?
- WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data, published as Share of population not using improved sanitation facilities. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
If no improved sanitation facility is available, people might practice open defecation or use unimproved sanitation facilities.