Share of population not using improved drinking water sources in Comoros

Comoros: Share of population not using improved drinking water sources was 4.0% in 2024. ▼ Falling

Latest (2024)
4.0%
Change on year
down 5.2%
World rank
70th
of 231 countries
All-time high
8.8%
in 2000
All-time low
4.0%
in 2024
Years of data
25
2000–2024

Share of population not using improved drinking water sources in Comoros, 2000–2024

024682000201220242000: 8.8 %2001: 8.6 %2002: 8.4 %2003: 8.3 %2004: 8.1 %2005: 7.9 %2006: 7.7 %2007: 7.5 %2008: 7.3 %2009: 7.1 %2010: 6.9 %2011: 6.7 %2012: 6.5 %2013: 6.3 %2014: 6.1 %2015: 5.9 %2016: 5.6 %2017: 5.4 %2018: 5.2 %2019: 5 %2020: 4.8 %2021: 4.6 %2022: 4.4 %2023: 4.2 %2024: 4 %

Source: WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Measured in %.

Analysis

Comoros recorded 4.0% for share of population not using improved drinking water sources in 2024. That is the lowest value across all 25 years on record.

The figure is down 5.2% on the previous year and down 34.6% over ten years.

Over the whole period, share of population not using improved drinking water sources in Comoros peaked at 8.8% in 2000 and was at its lowest, 4.0%, in 2024.

Comoros ranks 70th of 231 countries on this measure, in the middle of the range.

The long-run direction has been consistently falling across the 25 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
2000s 8.0% 7.1% 8.8% 10
2010s 5.9% 5.0% 6.9% 10
2020s 4.4% 4.0% 4.8% 5

Countries ranked near Comoros

  1. 67 Cayman Islands 4.5% compare
  2. 68 Laos 4.1% compare
  3. 69 Ecuador 4.0% compare
  4. 71 Belize 4.0% compare
  5. 72 Botswana 4.0% compare
  6. 73 Morocco 3.9% compare

See the full ranking of 231 places →

More environment data for Comoros

All data for Comoros →

Frequently asked questions

What is share of population not using improved drinking water sources in Comoros?
Share of population not using improved drinking water sources in Comoros was 4.0% in 2024, according to WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data.
What is the highest share of population not using improved drinking water sources recorded in Comoros?
The highest recorded value was 8.8% in 2000.
What is the lowest share of population not using improved drinking water sources recorded in Comoros?
The lowest recorded value was 4.0% in 2024.
How does Comoros rank for share of population not using improved drinking water sources?
Comoros ranks 70th out of 231 countries with data for 2024.
Is share of population not using improved drinking water sources rising or falling in Comoros?
Over the last ten years it is down 34.6%. The long-run trend across the full record is falling.
Where does this Comoros data come from?
The figures come from WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data, published as part of Share of population not using improved drinking water sources. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 25 observations, free to reuse under CC BY 4.0 (Our World in Data).

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.