What is the difference in sanitation facilities usage between Solomon Islands and Zambia?

64,570 people, with Zambia ahead.

How many years of comparable data are there for Solomon Islands 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 Sanitation facilities usage. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Solomon Islands vs Zambia: Sanitation facilities usage

Solomon Islands

371,400 people

in 2024

Zambia

435,970 people

in 2024

Solomon Islands rank

50th

Zambia rank

48th

Sanitation facilities usage over time

Solomon Islands
Zambia

How they compare

Zambia currently reports 435,970 people against 371,400 people in Solomon Islands, a difference of 64,570 people.

That makes Zambia's figure about 1.2 times Solomon Islands's.

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

Solomon Islands ranks 50th and Zambia ranks 48th of 232 countries.

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

Head to head by decade

Decade	Solomon Islands	Zambia	Difference	Ahead
2000s	275,060 people	2.74 million people	2.47 million people	Zambia
2010s	317,291 people	1.90 million people	1.58 million people	Zambia
2020s	358,499 people	799,496 people	440,996 people	Zambia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher sanitation facilities usage, Solomon Islands or Zambia?: Zambia, at 435,970 people against 371,400 people in Solomon Islands as of 2024.
What is the difference in sanitation facilities usage between Solomon Islands and Zambia?: 64,570 people, with Zambia ahead.
How many years of comparable data are there for Solomon Islands and Zambia?: 25 years are reported by both, from 2000 to 2024.
How do Solomon Islands and Zambia rank globally for sanitation facilities usage?: Solomon Islands ranks 50th and Zambia ranks 48th 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 Sanitation facilities usage. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Solomon Islands vs Zambia: 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 23 September 2026, from https://reference.statizoid.com/compare/sanitation-facilities-coverage/solomon-islands/zambia/

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<a href="https://reference.statizoid.com/compare/sanitation-facilities-coverage/solomon-islands/zambia/">Solomon Islands vs Zambia: Sanitation facilities usage</a> — Statizoid

About this data

Indicator: Sanitation facilities usage
Unit: people
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, 5,488 data points, 2000–2024
Last refreshed: 18 September 2026

Open defecation includes defecating in fields, forests, bushes, bodies of water or other open spaces, not using any sanitation facilities.