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

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 Share of the population using at least basic sanitation services. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Tanzania, United Republic of vs Zambia: Share of the population using at least basic sanitation services

Tanzania, United Republic of

37.2%

in 2024

Zambia

37.5%

in 2024

Tanzania, United Republic of rank

210th

Zambia rank

209th

Share of the population using at least basic sanitation services over time

Tanzania, United Republic of
Zambia

How they compare

Zambia currently reports 37.5% against 37.2% in Tanzania, United Republic of, a difference of 0.3%.

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

Tanzania, United Republic of ranks 210th and Zambia ranks 209th of 232 countries.

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

Head to head by decade

Decade	Tanzania, United Republic of	Zambia	Difference	Ahead
2000s	9.4%	24.2%	14.8%	Zambia
2010s	23.2%	31.1%	7.8%	Zambia
2020s	34.2%	36.0%	1.8%	Zambia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of the population using at least basic sanitation services, Tanzania, United Republic of or Zambia?: Zambia, at 37.5% against 37.2% in Tanzania, United Republic of as of 2024.
What is the difference in share of the population using at least basic sanitation services between Tanzania, United Republic of and Zambia?: 0.3%, with Zambia ahead.
How many years of comparable data are there for Tanzania, United Republic of and Zambia?: 25 years are reported by both, from 2000 to 2024.
How do Tanzania, United Republic of and Zambia rank globally for share of the population using at least basic sanitation services?: Tanzania, United Republic of ranks 210th and Zambia ranks 209th 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 at least basic sanitation services. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Tanzania, United Republic of vs Zambia: Share of the population using at least basic sanitation services. Statizoid, drawing on WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Retrieved 01 September 2026, from https://population.statizoid.com/compare/share-of-population-with-improved-sanitation-faciltities/tanzania/zambia/

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About this data

Indicator: Share of the population using at least basic sanitation services
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, that are not shared with other households.