Portland
376 km²
Tokyo
2,194 km²
United States
Japan
Area Comparison
Portland is 5.8x smaller than Tokyo
Population Comparison
Portland has 21.5x fewer people than Tokyo
Yes — Tokyo is 5.8x larger than Portland by area. Tokyo spans 2,194 km² (847 mi²) while Portland covers 376 km² (145 mi²) — a difference of 1,818 km². You could fit Portland inside Tokyo approximately 5 times.
To put Portland's size in perspective, its area of 376 km² is about 1.6x smaller than Seoul. Meanwhile, Tokyo at 2,194 km² is about 1.1x smaller than Moscow.
Picture Portland another way: its area is large enough to fit about 53,000 American football fields, 190 times the area of Monaco, or 110 times the area of Central Park. Tokyo, by comparison, equals about 307,000 American football fields, 37 times the area of Manhattan, or 21 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.
Tokyo, officially the Tokyo Metropolis, is the capital and most populous city of Japan. With a population of over 14 million in the city proper in 2023, it is one of the most populous urban areas in the world. The Greater Tokyo Area, which includes Tokyo and parts of six neighboring prefectures, is the most populous metropolitan area in the world, with 41 million residents as of 2024.
Often called "Eastern Capital", Tokyo has an area of 2,194 km² and is home to 14.0 million people. It was established in 1457. Visitors come for Shibuya Crossing, Tokyo Tower, Imperial Palace, and much more. Getting around is easy with the Tokyo Metro & JR East.
Greater Tokyo holds 41 million residents as of 2024, making it the most populous metropolitan area on Earth.
Portland has a population density of 1,729 people per km² — a relatively spread-out city. Tokyo, with 6,363 people per km², is a densely populated city. Tokyo is dramatically more crowded, with 3.7x the population density.
Size Ratio
Portland fits inside Tokyo ~5 times
Density Gap
Tokyo is 3.7x 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).
Tokyo covers 2,194 km². Cities with a similar urban footprint include Ho Chi Minh City (2,061 km²), Shenzhen (1,997 km²), Cape Town (2,455 km²), Moscow (2,511 km²), or Lima (2,672 km²).
The straight-line distance from Portland to Tokyo is 7,796 km (4,844 miles), with an estimated flight time of ~9h 40m.
Want to explore more? Compare city sizes for any two cities worldwide, or share your location live with friends.