How many years of comparable data are there for Tanzania, United Republic of and Tonga?

25 years are reported by both, from 2000 to 2024.

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 Sanitation facilities usage. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Tanzania, United Republic of vs Tonga: Sanitation facilities usage

Tanzania, United Republic of

28.5%

in 2024

Tonga

31.2%

in 2024

Tanzania, United Republic of rank

117th

Tonga rank

115th

Sanitation facilities usage over time

Tanzania, United Republic of
Tonga

How they compare

Tonga currently reports 31.2% against 28.5% in Tanzania, United Republic of, a difference of 2.7%.

That makes Tonga's figure about 1.1 times Tanzania, United Republic of's.

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

Tanzania, United Republic of ranks 117th and Tonga ranks 115th of 150 countries.

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

Head to head by decade

Decade	Tanzania, United Republic of	Tonga	Difference	Ahead
2000s	8.5%	39.0%	30.5%	Tonga
2010s	19.5%	37.2%	17.7%	Tonga
2020s	26.5%	31.9%	5.4%	Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher sanitation facilities usage, Tanzania, United Republic of or Tonga?: Tonga, at 31.2% against 28.5% in Tanzania, United Republic of as of 2024.
What is the difference in sanitation facilities usage between Tanzania, United Republic of and Tonga?: 2.7%, with Tonga ahead.
How many years of comparable data are there for Tanzania, United Republic of and Tonga?: 25 years are reported by both, from 2000 to 2024.
How do Tanzania, United Republic of and Tonga rank globally for sanitation facilities usage?: Tanzania, United Republic of ranks 117th and Tonga ranks 115th of 150 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 Sanitation facilities usage. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Tanzania, United Republic of vs Tonga: Sanitation facilities usage. Statizoid, drawing on WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Retrieved 31 August 2026, from https://population.statizoid.com/compare/share-of-the-population-with-access-to-sanitation-facilities/tanzania/tonga/

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About this data

Indicator: Sanitation facilities usage
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: 150 places, 3,667 data points, 2000–2024
Last refreshed: 28 August 2026

Proportion of people using improved sanitation facilities that are not shared with other households and where excreta are safely disposed in situ or transported and treated off-site.