Niger vs Sierra Leone: Share of population not using improved drinking water sources

Niger
29.8%
in 2024
Sierra Leone
24.4%
in 2024
Niger rank
8th
Sierra Leone rank
11th

Share of population not using improved drinking water sources over time

  • Niger
  • Sierra Leone
0204060200020122024

How they compare

Niger currently reports 29.8% against 24.4% in Sierra Leone, a difference of 5.4%.

That makes Niger's figure about 1.2 times Sierra Leone's.

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

Niger ranks 8th and Sierra Leone ranks 11th of 231 countries.

Niger has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade Niger Sierra Leone Difference Ahead
2000s 52.1% 47.9% 4.3% Niger
2010s 40.9% 35.7% 5.2% Niger
2020s 32.2% 26.8% 5.4% Niger

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of population not using improved drinking water sources, Niger or Sierra Leone?
Niger, at 29.8% against 24.4% in Sierra Leone as of 2024.
What is the difference in share of population not using improved drinking water sources between Niger and Sierra Leone?
5.4%, with Niger ahead.
How many years of comparable data are there for Niger and Sierra Leone?
25 years are reported by both, from 2000 to 2024.
How do Niger and Sierra Leone rank globally for share of population not using improved drinking water sources?
Niger ranks 8th and Sierra Leone ranks 11th of 231 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 drinking water sources. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Niger vs Sierra Leone: Share of population not using improved drinking water sources. Statizoid, drawing on WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Retrieved 22 September 2026, from https://environment.statizoid.com/compare/share-without-improved-water/niger/sierra-leone/

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About this data

Indicator
Share of population not using improved drinking water sources
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
231 places, 5,586 data points, 2000–2024
Last refreshed

Proportion of people not using improved drinking water sources. These people might use surface water sources or unprotected springs or wells, as no safe and reliable improved drinking water source is available to them.