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Baixo Alentejo: population, economy and official figures

Baixo Alentejo is a intermunicipal community in Alentejo, Portugal. Baixo Alentejo had 115,680 residents on 1 January 2025, 24.4% of Alentejo and 1.08% of Portugal; 21st largest of 26 intermunicipal communities in Portugal.

Population
115,680
2025
People per km²
13.8
2024
Median age
49
2025
Aged 65+
27.0%
2025
Area (km²)
8,543
2026

In depth

Is the population of Baixo Alentejo growing?

That is 5.0% fewer people than in 2015 (121,781).

Source: Eurostat · saved copy

How densely populated is Baixo Alentejo?

There were 13.8 people per square kilometre in 2024.

Source: Eurostat · saved copy

What is the median age in Baixo Alentejo?

The median age was 49 years in 2025, against 47.2 for Portugal; 12th highest of 26 intermunicipal communities in Portugal.

Source: Eurostat · saved copy

How old is the population of Baixo Alentejo?

27.0% of residents were 65 or older and 12.8% were under 15 in 2025.

Source: Eurostat · saved copy

How many births and deaths are there in Baixo Alentejo?

In 2024 there were 890 live births and 1,983 deaths, a natural decrease of 1,093.

Source: Eurostat · saved copy

How big is Baixo Alentejo?

It covers 8,543 km².

Source: Eurostat · saved copy

Are people moving to Baixo Alentejo?

The net migration rate was +18.5 per 1,000 residents in 2024, while births minus deaths gave a natural change of -8.7 per 1,000.

Source: Eurostat · saved copy

Figures come from Portugal's own official statistics and from Eurostat's regional statistics for NUTS 3 areas. Comparisons with the EU average use purchasing power standards (PPS), which adjust for price differences.

Other intermunicipal community in Alentejo

Up a level: Alentejo · all regions of Portugal · how local power works in Portugal

Sources

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