Demographic indicators for 2009 reveal that the main recent demographic trends in Portugal have remained unchanged: slower population growth and demographic ageing.

Data issued by the Portuguese Office of National Statistics

On 31 December 2009 the resident population in Portugal was estimated to be of 10 677 713 inhabitants. The population growth rate was 0.10%, as a result of a net migration rate of 0.14% and a negative natural growth rate of 0.05%.

The proportion of young people (under 15 years of age) in relation to the total population was 15.2% and the proportion of older persons (over 65 years of age) was 17.9%. The combination of these two age groups has resulted in the rising of the ageing index to 118 in 2009 (115 in 2008).

In 2009, 99 491 live births of mothers resident in Portugal were recorded, corresponding to a birth rate of 9.4 live births per thousand inhabitants, and to a total fertility rate (TFR) of 1.32 children per woman.

There were 104 434 deaths of individuals resident in Portugal. The crude death rate was 9.8 deaths per thousand inhabitants and the infant mortality rate was 3.6%.

There were 40 391 marriages recorded in Portugal during 2009 and the marriage rate was 3.8 marriages per thousand inhabitants.

There were 26 176 divorces (provisional data on June 2010) of residents in Portugal and the crude divorce rate stood at 2.5 divorces per thousand inhabitants.

Resident foreign population in Portugal was estimated to be of 457 306 individuals, which is 4.28% of the population.