Portugal's Compound Annual Growth Rate for its Population over the last 10, 5 and 3 years was -0.9%, 0.8% and 0.7% respectively.
Fortunatly these numbers are based on reasonable quality data, as the World Economics Population Data Quality Index rates Portugaln data as B Grade
Portugal's data is highlighted in the table below, use the filter and sort order options to allow easy comparison with other countries.
Data source: United Nations, Washington D.C. and World Economics Research, London