Demographic features of the population of Mayotte include population density, ethnicity, religious affiliations and other aspects of the population.
Mayotte's population density went from 62 persons per square kilometer in 1958 to 829 per square kilometer in 2023. Its capital, Dzaoudzi had a population of 5,865 according to the 1985 census; the island's largest town, Mamoudzou, had 12,026 people. The population is expected to grow from its 2025 population of approximately 337 thousand, to 1.3 million by 2100, an increase of 285.76%.
Population by Sex and Age Group (Census 05.IX.2017) (Data from the main operation):
Mahorian (a Swahili dialect), French (official language) spoken by 35% of the population
Muslim 97%, Christian (mostly Roman Catholic)