Share of population not using improved sanitation facilities in Congo

Congo: Share of population not using improved sanitation facilities was 45.0% in 2021. ▼ Falling

Latest (2021)
45.0%
Change on year
down 0.6%
World rank
20th
of 232 countries
All-time high
64.3%
in 2000
All-time low
45.0%
in 2021
Years of data
22
2000–2021

Share of population not using improved sanitation facilities in Congo, 2000–2021

02040602000201020212000: 64.3 %2001: 64.1 %2002: 63 %2003: 62 %2004: 60.9 %2005: 59.9 %2006: 58.8 %2007: 57.7 %2008: 56.6 %2009: 55.5 %2010: 54.4 %2011: 53.2 %2012: 52.1 %2013: 50.9 %2014: 49.7 %2015: 48.5 %2016: 47.3 %2017: 46.1 %2018: 45.8 %2019: 45.6 %2020: 45.3 %2021: 45 %

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

Analysis

Congo recorded 45.0% for share of population not using improved sanitation facilities in 2021. That is the lowest value across all 22 years on record.

The figure is down 0.6% on the previous year and down 15.4% over ten years.

Over the whole period, share of population not using improved sanitation facilities in Congo peaked at 64.3% in 2000 and was at its lowest, 45.0%, in 2021.

That places Congo 20th out of 232 countries with data for 2021, putting it in the top 10%.

The long-run direction has been consistently falling across the 22 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
2000s 60.3% 55.5% 64.3% 10
2010s 49.4% 45.6% 54.4% 10
2020s 45.2% 45.0% 45.3% 2

Countries ranked near Congo

  1. 17 Haiti 48.7% compare
  2. 18 Namibia 47.3% compare
  3. 19 Sao Tome and Principe 45.5% compare
  4. 21 Tanzania 42.4% compare
  5. 22 Burundi 42.2% compare
  6. 23 Sierra Leone 40.5% compare

See the full ranking of 232 places →

More reference data data for Congo

All data for Congo →

Frequently asked questions

What is share of population not using improved sanitation facilities in Congo?
Share of population not using improved sanitation facilities in Congo was 45.0% in 2021, 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 sanitation facilities recorded in Congo?
The highest recorded value was 64.3% in 2000.
What is the lowest share of population not using improved sanitation facilities recorded in Congo?
The lowest recorded value was 45.0% in 2021.
How does Congo rank for share of population not using improved sanitation facilities?
Congo ranks 20th out of 232 countries with data for 2021.
Is share of population not using improved sanitation facilities rising or falling in Congo?
Over the last ten years it is down 15.4%. The long-run trend across the full record is falling.
Where does this Congo 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 sanitation facilities. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 22 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

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

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