Porto Velho — capital of Rondônia, Brazil

Porto Velho is the capital city of Rondônia, Brazil, a riverine regional hub on the Madeira River. It grew around the Madeira‑Mamoré railway and today is an administrative, transport and economic center of northern Brazil.

Author: Leandro Alegsa Creation date: November 13, 2022 Last updated: June 4, 2026

Overview

Porto Velho is a Brazilian city that serves as the capital of the state of Rondônia. Located on the banks of the Madeira River in the western Amazon region, the municipality has a population of roughly 370,000–380,000 people and covers an extensive territory of about 34,000 km². It functions as an administrative, logistical and commercial center for a large portion of northern Brazil.

Geography and climate

The city lies beside one of the major Amazon tributaries, the Madeira River, and is surrounded by tropical rainforest and riverine ecosystems. Porto Velho experiences a hot, humid climate with a pronounced rainy season that influences river levels, navigation and local agriculture.

History and development

Porto Velho expanded from a river port into a permanent settlement during the early 20th century, driven by the construction of the Madeira‑Mamoré railway and the rubber era. The influx of workers and migrants during that period shaped the city's demographic and cultural mix. Over decades it evolved from a frontier outpost into the political capital of its state.

Economy and transport

Its economy combines public administration, services, commerce, agriculture and activities linked to forest resources. The Madeira River remains vital for freight and passenger transport, while highways and regional infrastructure connect Porto Velho to other Amazonian centers. Hydroelectric projects on the Madeira have also influenced local economic and environmental dynamics.

Culture, tourism and notable facts

The city preserves historic sites and museums that recall the railway and rubber periods, and serves as a gateway for visitors exploring Amazonian landscapes. Porto Velho is culturally diverse, reflecting indigenous communities and waves of migrants from other parts of Brazil and abroad. Key points include:

River port and logistical hub for the Madeira basin
Historical association with the Madeira‑Mamoré railway
Role as state capital and regional service center

History

It was founded in 1914 as a port on the Rio Madeira. Today it is an important point of the Transamazônica. It is located at an altitude of 85 meters.

There are two legends surrounding the origin of its name: one speaks of a port that was called "Porto do Velho" (Port of the Old) because of a well-known farmer who lived there, and the other speaks of a staging point for the Imperial Brazilian Army during the Paraguayan War; after the war, only the name "Porto Velho" remained.

From 13 September 1943, Porto Velho became the capital of the new "Território Federal do Guaporé" and then, on 17 February 1956, the capital of the new "Território Federal de Rondônia".

The town benefited from the rubber boom in its early years, as both the Madeira Mamoré Railway (EFMM) and various shipping routes for rubber mining in the nearby jungle passed through Porto Velho, bringing the town modest wealth. However, the railway line has since been decommissioned. A 25-kilometre section has been restored for tourist purposes, but this too is currently out of service due to problems with the old steam locomotives from Germany and the United States.

Since the 1980s, the city, like the state of Rondônia, has been the destination of a strong influx, especially from northeastern Brazil. Impoverished inhabitants of the states on the coasts move to the interior states, where they hope to be able to convert virgin forest into plantations and thus lead a better life.

Places of interest

Nearby points of interest include Mãe Esperanza, Mãe Petronilha and Albertino Temples.

Author

Creation date: November 13, 2022

Last updated: June 4, 2026