Portland
376 km²
Rio de Janeiro
1,221 km²
United States
Brazil
Area Comparison
Portland is 3.2x smaller than Rio de Janeiro
Population Comparison
Portland has 10.4x fewer people than Rio de Janeiro
Rio de Janeiro is significantly larger, covering 3.2 times the area of Portland. Rio de Janeiro spans 1,221 km² (471 mi²) while Portland covers 376 km² (145 mi²) — a difference of 845 km². You could fit Portland inside Rio de Janeiro approximately 3 times.
To put Portland's size in perspective, its area of 376 km² is about 1.6x smaller than Seoul. Meanwhile, Rio de Janeiro at 1,221 km² is about 1.3x smaller than London.
In more relatable units, Portland's 376 km² is about 53,000 American football fields, 190 times the area of Monaco, or 110 times the area of Central Park. For Rio de Janeiro, that's about 171,000 American football fields, 21 times the area of Manhattan, or 12 times the area of Paris.
Portland is the most populous city in the U.S. state of Oregon. Located in the Pacific Northwest at the confluence of the Willamette and Columbia rivers, it is the 28th-most populous city in the United States, sixth-most populous on the West Coast, and fourth-most populous in the Pacific Northwest, with a population of 652,503 at the 2020 census. The Portland metropolitan area, with over 2.54 million residents, is the 26th-largest metropolitan area in the nation.
Known as "Rose City", Portland covers 376 km² with a population of 0.7 million. Portland is known for Powell's City of Books, Voodoo Doughnut, Washington Park, among other attractions.
Portland sits at the confluence of the Willamette and Columbia rivers in the Pacific Northwest.
Rio de Janeiro, also known simply as Rio, is the capital of the state of Rio de Janeiro. It is the second-most-populous city in Brazil after São Paulo and the sixth-most-populous city in the Americas.
Often called "Cidade Maravilhosa", Rio de Janeiro has an area of 1,221 km² and is home to 6.8 million people. Its history stretches back to 1565. Visitors come for Christ the Redeemer, Sugarloaf Mountain, Copacabana beach, and much more. Getting around is easy with the MetrôRio.
Rio de Janeiro is the second-most-populous city in Brazil after São Paulo and the sixth-most-populous in the Americas.
Portland has a population density of 1,729 people per km² — a relatively spread-out city. Rio de Janeiro, with 5,528 people per km², is a densely populated city. Rio de Janeiro is dramatically more crowded, with 3.2x the population density.
Size Ratio
Portland fits inside Rio de Janeiro ~3 times
Density Gap
Rio de Janeiro is 3.2x more densely populated
Portland covers 376 km². Cities with a similar urban footprint include Philadelphia (370 km²), Seattle (369 km²), Dhaka (368 km²), Denver (401 km²), or Atlanta (348 km²).
Rio de Janeiro covers 1,221 km². Cities with a similar urban footprint include San Antonio (1,209 km²), Lagos (1,172 km²), Rome (1,285 km²), Los Angeles (1,302 km²), or Hong Kong (1,114 km²).
The straight-line distance from Portland to Rio de Janeiro is 11,033 km (6,855 miles), with an estimated flight time of ~13h 29m.
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