Congo vs Sierra Leone: Share of population not using improved sanitation facilities
Congo
45.0%
in 2021
Sierra Leone
40.5%
in 2024
Congo rank
20th
Sierra Leone rank
23rd
Share of population not using improved sanitation facilities over time
- Congo
- Sierra Leone
How they compare
Congo currently reports 45.0% against 40.5% in Sierra Leone, a difference of 4.5%.
That makes Congo's figure about 1.1 times Sierra Leone's.
The two have swapped places 1 time across 22 shared years of data; in 2000 it was Sierra Leone ahead.
Congo ranks 20th and Sierra Leone ranks 23rd of 232 countries.
Across the 3 decades both report, Congo averaged higher in 1 and Sierra Leone in 2.
Head to head by decade
| Decade | Congo | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 60.3% | 62.5% | 2.2% | Sierra Leone |
| 2010s | 49.4% | 51.3% | 2.0% | Sierra Leone |
| 2020s | 45.2% | 44.5% | 0.6% | Congo |
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 Sierra Leone?
- Congo, at 45.0% against 40.5% in Sierra Leone as of 2021.
- What is the difference in share of population not using improved sanitation facilities between Congo and Sierra Leone?
- 4.5%, with Congo ahead.
- How many years of comparable data are there for Congo and Sierra Leone?
- 22 years are reported by both, from 2000 to 2021.
- How do Congo and Sierra Leone rank globally for share of population not using improved sanitation facilities?
- Congo ranks 20th and Sierra Leone ranks 23rd 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.