Congo vs Tanzania: Share of population not using improved sanitation facilities
Congo
45.0%
in 2021
Tanzania
42.4%
in 2024
Congo rank
20th
Tanzania rank
21st
Share of population not using improved sanitation facilities over time
- Congo
- Tanzania
How they compare
Congo currently reports 45.0% against 42.4% in Tanzania, a difference of 2.6%.
That makes Congo's figure about 1.1 times Tanzania's.
Across all 22 years both countries report, Tanzania has been ahead every year.
Congo ranks 20th 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 | Congo | Tanzania | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 60.3% | 84.7% | 24.4% | Tanzania |
| 2010s | 49.4% | 64.0% | 14.6% | Tanzania |
| 2020s | 45.2% | 50.6% | 5.4% | Tanzania |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of population not using improved sanitation facilities, Congo or Tanzania?
- Congo, at 45.0% against 42.4% in Tanzania as of 2021.
- What is the difference in share of population not using improved sanitation facilities between Congo and Tanzania?
- 2.6%, with Congo ahead.
- How many years of comparable data are there for Congo and Tanzania?
- 22 years are reported by both, from 2000 to 2021.
- How do Congo and Tanzania rank globally for share of population not using improved sanitation facilities?
- Congo ranks 20th 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.