Quick facts
Rio Branco overview
Rio Branco (orange) and the other large cities of Brazil
Rio Branco lies in Acre in Brazil at 9.97°S, 67.81°W, about 153 m above sea level. The local time zone is America/Rio_Branco (UTC-5); GeoNames classifies it as a regional capital.
It is smaller than Boa Vista (419,652) and larger than Santos (418,608). The largest city in Brazil is São Paulo with 12,400,232 people; the capital, Brasília, has 2,207,718.
The national capital, Brasília, is about 2,248 km away; the nearest large city is Cobija, 157 km from Rio Branco.
Brazil as a whole has a live population of 213,787,672 (+0.3% a year) and ranks #7 of 238 countries — see the Brazil population page for the full statistics and the Brazil atlas for provinces, terrain and society maps.
Cities near Rio Branco
| City | Distance | Population |
|---|---|---|
| Cobija Pando ·  Bolivia | 157 km | 26,585 |
Largest cities in Brazil
| # | City | Region | Population |
|---|---|---|---|
| 1 | São Paulo | São Paulo | 12,400,232 |
| 2 | Rio de Janeiro | Rio de Janeiro | 6,747,815 |
| 3 | Belo Horizonte | Minas Gerais | 2,721,564 |
| 4 | Salvador | Bahia | 2,711,840 |
| 5 | Fortaleza | Ceará | 2,400,000 |
| 6 | Manaus | Amazonas | 2,219,580 |
| 7 | BrasíliaCapital | Federal District | 2,207,718 |
| 8 | Curitiba | Paraná | 1,948,626 |
| 9 | Recife | Pernambuco | 1,653,461 |
| 10 | Goiânia | Goiás | 1,536,097 |
Frequently asked questions
What is the population of Rio Branco?
Rio Branco has about 419,452 inhabitants according to the latest official census or estimate compiled by GeoNames. This is the city proper; the metropolitan area is larger.
Is Rio Branco the capital of Brazil?
No. The capital of Brazil is Brasília (2,207,718 people), about 2,248 km away. Rio Branco is the 55th largest city of the country and a regional capital.
How big is Rio Branco compared with the rest of Brazil?
Its 419,452 residents are 0.2% of the 213,787,672 people living in Brazil today. São Paulo is larger with 12,400,232 people.
Where is Rio Branco?
In Acre, Brazil, at latitude -9.97 and longitude -67.81, 153 m above sea level. Nearby large cities include Cobija (157 km).
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Cite or link to this page
Glostats. (2026). Rio Branco Population 2026 — Brazil. Retrieved October 22, 2026, from https://glostats.com/cities/brazil/rio-branco/<a href="https://glostats.com/cities/brazil/rio-branco/">Rio Branco Population 2026 — Brazil</a> — GlostatsFigures on this page may be quoted, charted or republished as long as the page is credited with a link. Terms · Download the data as CSV · Embed a live counter.
City populations are GeoNames figures (CC BY 4.0): the latest official census or estimate for the city proper — the municipality, not the wider metropolitan area — so they can differ from "metro area" numbers you see elsewhere. Country populations are live Glostats estimates from the UN World Population Prospects. Distances are great-circle distances between city centres. Page generated 2026-10-22. More about our data.