Guinea vs Nigeria: Share of population not using improved sanitation facilities

Guinea

37.3%

in 2024

Nigeria

36.2%

in 2024

Guinea rank

27th

Nigeria rank

30th

Share of population not using improved sanitation facilities over time

Guinea currently reports 37.3% against 36.2% in Nigeria, a difference of 1.1%.

Across all 25 years both countries report, Guinea has been ahead every year.

Guinea ranks 27th and Nigeria ranks 30th 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.