Brisbane
15,826 km²
Portland
376 km²
Australia
United States
Area Comparison
Brisbane is 42.1x larger than Portland
Population Comparison
Brisbane has 4.2x more people than Portland
Yes — Brisbane is 42.1x larger than Portland by area. Brisbane spans 15,826 km² (6,110 mi²) while Portland covers 376 km² (145 mi²) — a difference of 15,450 km². You could fit Portland inside Brisbane approximately 42 times.
To put Brisbane's size in perspective, its area of 15,826 km² is about 2.5x the size of Shanghai. Meanwhile, Portland at 376 km² is about 1.6x smaller than Seoul.
In more relatable units, Brisbane's 15,826 km² is about 2,200,000 American football fields, 150 times the area of Paris, or 130 times the area of San Francisco. Portland works out to about 53,000 American football fields, 190 times the area of Monaco, or 110 times the area of Central Park.
Brisbane is the capital and largest city of the Australian state of Queensland and the third-most populous city in Australia, with a population of approximately 2.8 million. Brisbane lies at the centre of South East Queensland, a bio-geographical and urban region with an estimated population of 4.1 million as of 2024. The central business district is situated within a peninsula of the Brisbane River approximately 15 kilometres (9.3 mi) from its mouth at Moreton Bay.
Known as "Brissy", Brisbane covers 15,826 km² with a population of 2.7 million. The city was established in 1824. Brisbane is known for Brisbane River, South Bank Parklands, Story Bridge, among other attractions.
Brisbane is Queensland's capital and Australia's third-most populous city with around 2.8 million residents.
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.
Also known as "Rose City", Portland has an area of 376 km² and is home to 0.7 million people. Visitors come for Powell's City of Books, Voodoo Doughnut, Washington Park, and much more.
Portland sits at the confluence of the Willamette and Columbia rivers in the Pacific Northwest.
Brisbane has a population density of 171 people per km² — a low-density, sprawling urban area. Portland, with 1,729 people per km², is a relatively spread-out city. Portland is dramatically more crowded, with 10.1x the population density.
Size Ratio
Portland fits inside Brisbane ~42 times
Density Gap
Portland is 10.1x more densely populated
Brisbane covers 15,826 km². Cities with a similar urban footprint include Beijing (16,411 km²), Hangzhou (16,854 km²), Chengdu (14,378 km²), Sydney (12,368 km²), or Xi'an (10,097 km²).
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).
The straight-line distance from Brisbane to Portland is 11,731 km (7,289 miles), with an estimated flight time of ~14h 18m.
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