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Osasco: population and official figures

Population (IBGE estimate, 1 July)
761,441
2026
Population, 2022 census
728,615
2022
Area (km²)
65.0
2022
People per km² (2022 census)
11,217.4
2022

In depth

What is the population of Osasco?

IBGE, Brazil's national statistics institute, estimated the population of Osasco at 761,441 on 1 July 2026, the 28th largest of Brazil's 5,570 municipalities, the 7th largest of the 645 municipalities in São Paulo state. The 2022 census counted 728,615 residents.

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

Is the population of Osasco growing?

Between the 2010 and 2022 censuses the population of Osasco grew by 61,875, from 666,740 (2010 count adjusted to 2022 boundaries) to 728,615, an average of +0.74% a year; the 142nd 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 Osasco changed since the 2022 census?

IBGE's estimates put Osasco's population 32,826 above the 2022 census count by July 2026 (+4.5%), against +5.5% for Brazil as a whole; the estimate was 759,524 in 2025 and 756,952 in 2024.

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

How big is Osasco?

Osasco covers 65.0 km² and had 11,217.4 residents per km² at the 2022 census, the 4th most 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 São Paulo state's population lives in Osasco?

Osasco holds 1.6% of the estimated 46,179,008 people in São Paulo state and 0.36% of Brazil's 214,211,951 (2026 estimates).

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

Is Osasco a metropolis?

IBGE's urban hierarchy (REGIC) ranks Osasco (as part of the São Paulo/SP urban area) as a great national metropolis, level 1A on a scale whose top level is 1A, and Osasco is part of the Região Metropolitana de São Paulo.

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

Who runs Osasco?

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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