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 currently reports 45.0% against 42.4% in Tanzania, a difference of 2.7%.

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.

Indicator: Share of population not using improved sanitation facilities
Unit: %
Source: WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 232 places, 5,597 data points, 2000–2024
Last refreshed: 07 August 2026

If no improved sanitation facility is available, people might practice open defecation or use unimproved sanitation facilities.