People using at least basic drinking water services (% of) in Sierra Leone

Sierra Leone: People using at least basic drinking water services (% of) was 37.5% in 2017. ▲ Rising

Latest (2017)
37.5%
Change on year
up 1.9%
World rank
80th
of 97 countries
All-time high
37.5%
in 2017
All-time low
25.4%
in 2000
Years of data
18
2000–2017

People using at least basic drinking water services (% of) in Sierra Leone, 2000–2017

0102030402000200820172000: 25.4 lowest2001: 26.1 lowest2002: 26.8 lowest2003: 27.5 lowest2004: 28.2 lowest2005: 29 lowest2006: 29.7 lowest2007: 30.4 lowest2008: 31.1 lowest2009: 31.8 lowest2010: 32.5 lowest2011: 33.3 lowest2012: 34 lowest2013: 34.7 lowest2014: 35.4 lowest2015: 36.1 lowest2016: 36.8 lowest2017: 37.5 lowest

Source: WHO/UNICEF Joint Monitoring Programme (JMP) for Water Supply, Sanitation and Hygiene (washdata.org). Measured in lowest.

Analysis

Sierra Leone recorded 37.5% for people using at least basic drinking water services (% of) in 2017. That is the highest value across all 18 years on record.

Compared with earlier readings it is up 1.9% on the previous year and up 23.5% over ten years.

Over the whole period, people using at least basic drinking water services (% of) in Sierra Leone peaked at 37.5% in 2017 and was at its lowest, 25.4%, in 2000.

Sierra Leone ranks 80th of 97 countries on this measure, in the bottom quarter.

The long-run direction has been consistently rising across the 18 years of available data.

People using at least basic drinking water services (% of) in Sierra Leone, year by year

Annual values for People using at least basic drinking water services (% of population): Q1 (lowest) in Sierra Leone, 2000 to 2017.
Year lowest Change
2000 25.4%
2001 26.1% +2.8%
2002 26.8% +2.7%
2003 27.5% +2.7%
2004 28.2% +2.6%
2005 29.0% +2.5%
2006 29.7% +2.5%
2007 30.4% +2.4%
2008 31.1% +2.4%
2009 31.8% +2.3%
2010 32.5% +2.2%
2011 33.3% +2.2%
2012 34.0% +2.2%
2013 34.7% +2.1%
2014 35.4% +2.1%
2015 36.1% +2.0%
2016 36.8% +2.0%
2017 37.5% +1.9%

Averages by decade

DecadeAverage LowestHighest Years
2000s 28.6% 25.4% 31.8% 10
2010s 35.0% 32.5% 37.5% 8

Countries ranked near Sierra Leone

  1. 77 Cameroon 39.7% compare
  2. 78 Nigeria 39.0% compare
  3. 79 Zimbabwe 38.6% compare
  4. 81 Kenya 37.1% compare
  5. 82 Somalia 35.0% compare
  6. 83 Sudan 34.9% compare

See the full ranking of 97 places →

More health data for Sierra Leone

All data for Sierra Leone →

Frequently asked questions

What is people using at least basic drinking water services (% of) in Sierra Leone?
People using at least basic drinking water services (% of) in Sierra Leone was 37.5% in 2017, according to WHO/UNICEF Joint Monitoring Programme (JMP) for Water Supply, Sanitation and Hygiene (washdata.org).
What is the highest people using at least basic drinking water services (% of) recorded in Sierra Leone?
The highest recorded value was 37.5% in 2017.
What is the lowest people using at least basic drinking water services (% of) recorded in Sierra Leone?
The lowest recorded value was 25.4% in 2000.
How does Sierra Leone rank for people using at least basic drinking water services (% of)?
Sierra Leone ranks 80th out of 97 countries with data for 2017.
Is people using at least basic drinking water services (% of) rising or falling in Sierra Leone?
Over the last ten years it is up 23.5%. The long-run trend across the full record is rising.
Where does this Sierra Leone data come from?
The figures come from WHO/UNICEF Joint Monitoring Programme (JMP) for Water Supply, Sanitation and Hygiene (washdata.org), published as part of People using at least basic drinking water services (% of population): Q1 (lowest). Statizoid updates them automatically from the source API.

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People using at least basic drinking water services (% of) in Sierra Leone. Statizoid, drawing on WHO/UNICEF Joint Monitoring Programme (JMP) for Water Supply, Sanitation and Hygiene (washdata.org). Retrieved 30 August 2026, from https://health.statizoid.com/stat/people-using-at-least-basic-drinking-water-services-percent-of-population-q1-lowest/sierra-leone/

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About this data

Indicator
People using at least basic drinking water services (% of population): Q1 (lowest)
Unit
lowest
Source
WHO/UNICEF Joint Monitoring Programme (JMP) for Water Supply, Sanitation and Hygiene (washdata.org)
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
97 places, 1,672 data points, 2000–2017
Last refreshed