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Porto Velho: population and official figures

Population (IBGE estimate, 1 July)
520,379
2026
Population, 2022 census
460,434
2022
Area (km²)
34,091.0
2022
People per km² (2022 census)
13.5
2022

In depth

What is the population of Porto Velho?

IBGE, Brazil's national statistics institute, estimated the population of Porto Velho at 520,379 on 1 July 2026, the 42nd largest of Brazil's 5,570 municipalities, the largest municipality in Rondônia state. The 2022 census counted 460,434 residents.

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

Is the population of Porto Velho growing?

Between the 2010 and 2022 censuses the population of Porto Velho grew by 31,907, from 428,527 (2010 count adjusted to 2022 boundaries) to 460,434, an average of +0.60% a year; the 116th 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 Porto Velho changed since the 2022 census?

IBGE's estimates put Porto Velho's population 59,945 above the 2022 census count by July 2026 (+13.0%), against +5.5% for Brazil as a whole; the estimate was 517,709 in 2025 and 514,873 in 2024.

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

How big is Porto Velho?

Porto Velho covers 34,091.0 km² and had 13.5 residents per km² at the 2022 census, the 11th 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 Rondônia state's population lives in Porto Velho?

Porto Velho holds 29.6% of the estimated 1,757,338 people in Rondônia state and 0.24% of Brazil's 214,211,951 (2026 estimates).

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

Is Porto Velho a metropolis?

IBGE's urban hierarchy (REGIC) ranks Porto Velho (as part of the Porto Velho/RO urban area) as a regional capital, level 2B on a scale whose top level is 1A, and Porto Velho is part of the Região Metropolitana de Porto Velho.

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

More figures

Who runs Porto Velho?

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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