What is the difference in people using improved drinking water sources between Eritrea and Guinea-Bissau?

73,258 people, with Guinea-Bissau ahead.

How many years of comparable data are there for Eritrea and Guinea-Bissau?

17 years are reported by both, from 2000 to 2016.

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 using improved drinking water sources. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Eritrea vs Guinea-Bissau: People using improved drinking water sources

Eritrea

420,276 people

in 2016

Guinea-Bissau

493,534 people

in 2024

Eritrea rank

63rd

Guinea-Bissau rank

61st

People using improved drinking water sources over time

Eritrea
Guinea-Bissau

How they compare

Guinea-Bissau currently reports 493,534 people against 420,276 people in Eritrea, a difference of 73,258 people.

That makes Guinea-Bissau's figure about 1.2 times Eritrea's.

The two have swapped places 1 time across 17 shared years of data; in 2000 it was Eritrea ahead.

Eritrea ranks 63rd and Guinea-Bissau ranks 61st of 231 countries.

Across the 2 decades both report, Eritrea averaged higher in 1 and Guinea-Bissau in 1.

Head to head by decade

Decade	Eritrea	Guinea-Bissau	Difference	Ahead
2000s	566,122 people	493,849 people	72,273 people	Eritrea
2010s	431,614 people	494,397 people	62,783 people	Guinea-Bissau

Averages of every year both report within each decade.

Frequently asked questions

Which has higher people using improved drinking water sources, Eritrea or Guinea-Bissau?: Guinea-Bissau, at 493,534 people against 420,276 people in Eritrea as of 2024.
What is the difference in people using improved drinking water sources between Eritrea and Guinea-Bissau?: 73,258 people, with Guinea-Bissau ahead.
How many years of comparable data are there for Eritrea and Guinea-Bissau?: 17 years are reported by both, from 2000 to 2016.
How do Eritrea and Guinea-Bissau rank globally for people using improved drinking water sources?: Eritrea ranks 63rd and Guinea-Bissau ranks 61st 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 using improved drinking water sources. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Eritrea vs Guinea-Bissau: People using improved drinking water sources. Statizoid, drawing on WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Retrieved 09 September 2026, from https://environment.statizoid.com/compare/number-of-people-in-the-world-with-and-without-access-to-improved-water-sources/eritrea/guinea-bissau/

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<a href="https://environment.statizoid.com/compare/number-of-people-in-the-world-with-and-without-access-to-improved-water-sources/eritrea/guinea-bissau/">Eritrea vs Guinea-Bissau: People using improved drinking water sources</a> — Statizoid

About this data

Indicator: People 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: 28 August 2026

Number of people using only unimproved drinking water sources.