Map of Rio Tinto, Portugal

Rio Tinto is a city in Porto, Portugal, with a population of about 49,966. It lies at 41.1787°N, 8.5595°W. Rio Tinto is about 278 km (173 mi) north of Lisbon, the capital. The nearest city on our map is Ermesinde, 4 km to the north.

Rio Tinto at a glance

Where is Rio Tinto?

• The 23rd largest city in Portugal by recorded population.
• The 4th largest city in Porto on this site.
• Located in the Northern and Western hemispheres.
• Daylight ranges from about 9 h 12 min on the shortest day to 15 h 09 min on the longest day (around 21 December and 21 June).

Cities near Rio Tinto

• Ermesinde — 4 km north
• Porto — 5 km southwest
• Vila Nova de Gaia — 8 km southwest
• Maia — 8 km northwest
• Guimarães — 37 km northeast
• Felgueiras — 37 km northeast
• Braga — 43 km north
• Esposende — 44 km northwest
• Aveiro — 60 km south
• Viana do Castelo — 62 km north

Largest cities in Porto

• Porto — 252,687
• Vila Nova de Gaia — 70,811
• Felgueiras — 58,065
• Ermesinde — 39,420
• Maia — 36,426

Largest cities in Portugal

• Lisbon — 517,802
• Porto — 252,687
• Braga — 193,324
• Amadora — 178,858
• Coimbra — 140,796
• Leiria — 128,640
• Setúbal — 118,166
• Funchal — 105,795
• Viseu — 103,502
• Queluz — 103,399

Map of Portugal and all its cities →

Sources: place names, coordinates, populations and time zones from GeoNames (CC BY 4.0, data retrieved October 2026). Population figures are the latest values recorded in GeoNames; depending on the country they refer to the city proper, a municipality or a wider urban area, so they can differ from census or metro-area figures. Map © OpenStreetMap contributors.