Yemen vs Zambia: People not using improved drinking water sources

Yemen
3.71 million people
in 2024
Zambia
4.16 million people
in 2024
Yemen rank
24th
Zambia rank
21st

People not using improved drinking water sources over time

  • Yemen
  • Zambia
02.0M4.0M6.0M8.0M200020122024

How they compare

Zambia currently reports 4.16 million people against 3.71 million people in Yemen, a difference of 453,000 people.

That makes Zambia's figure about 1.1 times Yemen's.

The two have swapped places 1 time across 25 shared years of data; in 2000 it was Yemen ahead.

Yemen ranks 24th and Zambia ranks 21st of 231 countries.

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

Head to head by decade

Decade Yemen Zambia Difference Ahead
2000s 7.84 million people 5.07 million people 2.77 million people Yemen
2010s 6.43 million people 4.96 million people 1.47 million people Yemen
2020s 4.40 million people 4.40 million people 2,404 people Yemen

Averages of every year both report within each decade.

Frequently asked questions

Which has higher people not using improved drinking water sources, Yemen or Zambia?
Zambia, at 4.16 million people against 3.71 million people in Yemen as of 2024.
What is the difference in people not using improved drinking water sources between Yemen and Zambia?
453,000 people, with Zambia ahead.
How many years of comparable data are there for Yemen and Zambia?
25 years are reported by both, from 2000 to 2024.
How do Yemen and Zambia rank globally for people not using improved drinking water sources?
Yemen ranks 24th and Zambia ranks 21st of 231 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 People not using improved drinking water sources. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
People not using improved drinking water sources
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
231 places, 5,586 data points, 2000–2024
Last refreshed

Number of people not using improved drinking water sources. These people might use surface water sources or unprotected springs or wells, as no safe and reliable improved drinking water source is available to them.