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Alagoinhas: population and official figures

Population (IBGE estimate, 1 July)
161,682
2026
Population, 2022 census
151,055
2022
Area (km²)
707.8
2022
People per km² (2022 census)
213.4
2022

In depth

What is the population of Alagoinhas?

IBGE, Brazil's national statistics institute, estimated the population of Alagoinhas at 161,682 on 1 July 2026, the 201st largest of Brazil's 5,570 municipalities, the 12th largest of the 417 municipalities in Bahia state. The 2022 census counted 151,055 residents.

Source: Instituto Brasileiro de Geografia e Estatística (IBGE) · saved copy

Is the population of Alagoinhas growing?

Between the 2010 and 2022 censuses the population of Alagoinhas grew by 9,592, from 141,463 (2010 count adjusted to 2022 boundaries) to 151,055, an average of +0.55% a year; the 110th slowest of 320 major Brazilian cities (Brazil: +0.52% a year).

Source: Instituto Brasileiro de Geografia e Estatística (IBGE) · saved copy

How has the population of Alagoinhas changed since the 2022 census?

IBGE's estimates put Alagoinhas' population 10,627 above the 2022 census count by July 2026 (+7.0%), against +5.5% for Brazil as a whole; the estimate was 161,196 in 2025 and 160,662 in 2024.

Source: Instituto Brasileiro de Geografia e Estatística (IBGE) · saved copy

How big is Alagoinhas?

Alagoinhas covers 707.8 km² and had 213.4 residents per km² at the 2022 census, the 116th least densely populated of 320 major Brazilian cities (Brazil: 23.86 per km²).

Source: Instituto Brasileiro de Geografia e Estatística (IBGE) · saved copy

What share of Bahia state's population lives in Alagoinhas?

Alagoinhas holds 1.1% of the estimated 14,889,472 people in Bahia state and 0.08% of Brazil's 214,211,951 (2026 estimates).

Source: Instituto Brasileiro de Geografia e Estatística (IBGE) · saved copy

Is Alagoinhas a metropolis?

IBGE's urban hierarchy (REGIC) ranks Alagoinhas as a sub-regional centre, level 3A on a scale whose top level is 1A; it is not part of an officially defined metropolitan region.

Source: Instituto Brasileiro de Geografia e Estatística (IBGE) · saved copy

Who runs Alagoinhas?

In Brazil, cities and towns are run by municipalities: Mayor (prefeito) and council (câmara de vereadores) directly elected for four years; mayors can serve two terms in a row. Primary schools, basic health care, urban planning, local transport, waste; each has its own organic law.

How local power works in Brazil

Cities of a similar size in Brazil

Up a level: all cities in Brazil · Brazil · government and power

Sources

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