Demographic features of the population of Macau include population density, ethnicity, education level, health of the populace, economic status, religious affiliations and other aspects of the population.

Macau's population is 95% Chinese ethnicity, primarily Cantonese and some Hakka, both from the nearby Guangdong Province. The majority of the remainder are of Portuguese or mixed Chinese-Portuguese ancestry. Some Japanese, including descendants of Japanese Catholics who were expelled by the shogunate, also live in Macau.

The official languages are Portuguese and Chinese. Most residents (85.7%) speak Cantonese; on the other hand, Mandarin is spoken by 3.2% at home, and about 40% are able to communicate in standard Mandarin. English and Portuguese are spoken as a first language by 1.5% and 0.6% respectively, while English is widely taught as a second language. The other popular topolect is Hokkien, spoken by a small percentage of the population. The creole Macanese language (Patuá or Macaista Chapado) is almost extinct.

Population Estimates by Sex and Age Group (01.VII.2020):

The following are data on vital statistics.

Macau is the territory with the world's second highest life expectancy behind Hong Kong.

Source: UN World Population Prospects

The following are information on ethnicity and nationalities of residents based on data from the Statistics and Census Service.