How many years of comparable data are there for Congo and Sao Tome and Principe?

22 years are reported by both, from 2000 to 2021.

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 the population using improved sanitation facilities. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Congo vs Sao Tome and Principe: Share of the population using improved sanitation facilities

Congo

55.0%

in 2021

Sao Tome and Principe

54.5%

in 2024

Congo rank

213th

Sao Tome and Principe rank

214th

Share of the population using improved sanitation facilities over time

Congo
Sao Tome and Principe

How they compare

Congo currently reports 55.0% against 54.5% in Sao Tome and Principe, a difference of 0.5%.

Across all 22 years both countries report, Congo has been ahead every year.

Congo ranks 213th and Sao Tome and Principe ranks 214th of 232 countries.

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

Head to head by decade

Decade	Congo	Sao Tome and Principe	Difference	Ahead
2000s	39.7%	31.3%	8.4%	Congo
2010s	50.6%	45.3%	5.3%	Congo
2020s	54.8%	53.5%	1.3%	Congo

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of the population using improved sanitation facilities, Congo or Sao Tome and Principe?: Congo, at 55.0% against 54.5% in Sao Tome and Principe as of 2021.
What is the difference in share of the population using improved sanitation facilities between Congo and Sao Tome and Principe?: 0.5%, with Congo ahead.
How many years of comparable data are there for Congo and Sao Tome and Principe?: 22 years are reported by both, from 2000 to 2021.
How do Congo and Sao Tome and Principe rank globally for share of the population using improved sanitation facilities?: Congo ranks 213th and Sao Tome and Principe ranks 214th of 232 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 the population using improved sanitation facilities. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Congo vs Sao Tome and Principe: Share of the population using improved sanitation facilities. Statizoid, drawing on WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Retrieved 29 August 2026, from https://population.statizoid.com/compare/share-of-the-population-using-improved-sanitation-facilities/congo-rep/sao-tome-and-principe/

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About this data

Indicator: Share of the population 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: 28 August 2026

Proportion of people using improved sanitation facilities, such as toilets or latrines, regardless of whether they are shared with other households.