What is the difference in people using improved drinking water sources between French Guiana and Mayotte?

4,451 people, with French Guiana ahead.

How many years of comparable data are there for French Guiana and Mayotte?

18 years are reported by both, from 2006 to 2023.

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.

French Guiana vs Mayotte: People using improved drinking water sources

French Guiana

15,919 people

in 2024

Mayotte

11,468 people

in 2023

French Guiana rank

115th

Mayotte rank

116th

People using improved drinking water sources over time

French Guiana
Mayotte

How they compare

French Guiana currently reports 15,919 people against 11,468 people in Mayotte, a difference of 4,451 people.

That makes French Guiana's figure about 1.4 times Mayotte's.

Across all 18 years both countries report, French Guiana has been ahead every year.

French Guiana ranks 115th and Mayotte ranks 116th of 231 countries.

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

Head to head by decade

Decade	French Guiana	Mayotte	Difference	Ahead
2000s	15,690 people	3,689 people	12,001 people	French Guiana
2010s	16,182 people	2,303 people	13,879 people	French Guiana
2020s	15,813 people	10,887 people	4,926 people	French Guiana

Averages of every year both report within each decade.

Frequently asked questions

Which has higher people using improved drinking water sources, French Guiana or Mayotte?: French Guiana, at 15,919 people against 11,468 people in Mayotte as of 2024.
What is the difference in people using improved drinking water sources between French Guiana and Mayotte?: 4,451 people, with French Guiana ahead.
How many years of comparable data are there for French Guiana and Mayotte?: 18 years are reported by both, from 2006 to 2023.
How do French Guiana and Mayotte rank globally for people using improved drinking water sources?: French Guiana ranks 115th and Mayotte ranks 116th 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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French Guiana vs Mayotte: 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 12 September 2026, from https://environment.statizoid.com/compare/number-of-people-in-the-world-with-and-without-access-to-improved-water-sources/french-guiana/mayotte/

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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/french-guiana/mayotte/">French Guiana vs Mayotte: 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.