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Alto Alentejo: population, economy and official figures

Alto Alentejo is a intermunicipal community in Alentejo, Portugal. Alto Alentejo had 103,566 residents on 1 January 2025, 21.8% of Alentejo and 0.96% of Portugal; 23rd largest of 26 intermunicipal communities in Portugal.

Population
103,566
2025
People per km²
17.2
2024
Median age
51.1
2025
Aged 65+
29.7%
2025
Area (km²)
6,084
2026

In depth

Is the population of Alto Alentejo growing?

That is 8.4% fewer people than in 2015 (113,123).

Source: Eurostat · saved copy

How densely populated is Alto Alentejo?

There were 17.2 people per square kilometre in 2024.

Source: Eurostat · saved copy

What is the median age in Alto Alentejo?

The median age was 51.1 years in 2025, against 47.2 for Portugal; 6th highest of 26 intermunicipal communities in Portugal.

Source: Eurostat · saved copy

How old is the population of Alto Alentejo?

29.7% of residents were 65 or older and 11.6% were under 15 in 2025.

Source: Eurostat · saved copy

How many births and deaths are there in Alto Alentejo?

In 2024 there were 631 live births and 1,897 deaths, a natural decrease of 1,266.

Source: Eurostat · saved copy

How big is Alto Alentejo?

It covers 6,084 km².

Source: Eurostat · saved copy

Are people moving to Alto Alentejo?

The net migration rate was +14.4 per 1,000 residents in 2024, while births minus deaths gave a natural change of -11.7 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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