As of May 2026, the population of Mayotte is 364.4 thousand. The number of inhabitants has increased by 10 thousand in the last year, representing a growth of 2.83%. The median age of the population has increased in recent years, rising from 16.8 years in 2016 to 17.5 years in 2026. Currently, life expectancy at birth is 78.6 years and population density is 976.3 inhabitants per square kilometer.
The population growth rate of Mayotte peaked in 1987, reaching around 6.22% annually, but has since declined to approximately 2.77% in 2026. The annual increase in the number of people has also decreased from a peak of around 11.72 thousand in 2019 to nearly 10.14 thousand in 2026.
In Mayotte, life expectancy at birth has been increasing, with the indicator rising from 76.5 years in 2006 to 78.6 years in 2026, representing an increase of more than 2 years over the past 2 decades.
The cities of Mayotte are small, with the 5 most populated adding up to around 123.6 thousand inhabitants. The most populous city is Mamoudzou, con una diferencia significativa sobre las demás, alcanzando approximately 54.8 thousand inhabitants. It is followed by Koungou with 18.1 thousand and Labattoir, Dzaoudzi with 17.7 thousand.
These are the 20 most populous cities in Mayotte:
| # | City | Population |
|---|---|---|
| 1 | Mamoudzou | 54,831 |
| 2 | Koungou | 18,118 |
| 3 | Labattoir, Dzaoudzi | 17,739 |
| 4 | Kaouéni, Mamoudzou | 17,060 |
| 5 | Mtsapéré, Mamoudzou | 15,880 |
| 6 | Dzaoudzi | 15,339 |
| 7 | Majikavo Koropa, Koungou | 11,698 |
| 8 | Pamandzi | 11,442 |
| 9 | Dembeni | 10,141 |
| 10 | Sada | 9,832 |
| # | City | Population |
|---|---|---|
| 11 | Kavani, Mamoudzou | 9,740 |
| 12 | Passamainty, Mamoudzou | 8,430 |
| 13 | Bandraboua | 7,880 |
| 14 | Mtsamboro | 7,724 |
| 15 | Tsingoni | 7,602 |
| 16 | Ouangani | 7,272 |
| 17 | Chiconi | 7,204 |
| 18 | Combani, Mamoudzou | 6,665 |
| 19 | Bandrele | 6,350 |
| 20 | Chirongui | 6,173 |