Lisbon
100 km²
Seattle
369 km²
Portugal
United States
Area Comparison
Lisbon is 3.7x smaller than Seattle
Population Comparison
Lisbon has 1.3x fewer people than Seattle
Yes — Seattle is 3.7x larger than Lisbon by area. Seattle spans 369 km² (142 mi²) while Lisbon covers 100 km² (39 mi²) — a difference of 269 km². You could fit Lisbon inside Seattle approximately 3 times.
To put Lisbon's size in perspective, its area of 100 km² is roughly the same size as Paris (city proper). Meanwhile, Seattle at 369 km² is about 1.6x smaller than Seoul.
In more relatable units, Lisbon's 100 km² is about 14,000 American football fields, 50 times the area of Monaco, or 29 times the area of Central Park. Seattle works out to about 52,000 American football fields, 180 times the area of Monaco, or 110 times the area of Central Park.
Lisbon is the capital and most populous city of Portugal, with an estimated population of 575,739 as of 2024, within its administrative limits and 3,028,000 within the metropolis, as of 2025. Lisbon is mainland Europe's westernmost capital city, and the only one along the Atlantic coast, the others being on islands. The city lies in the western portion of the Iberian Peninsula, on the northern shore of the River Tagus.
Known as "City of Seven Hills", Lisbon covers 100 km² with a population of 0.6 million. The city was founded around 1200 BC. Lisbon is known for Belém Tower, Jerónimos Monastery, Tram 28, among other attractions. The city's main transit system is the Lisbon Metro.
Lisbon is mainland Europe's westernmost capital city and the only European capital along the Atlantic coast.
Seattle is the most populous city in the U.S. state of Washington and the Pacific Northwest region of North America. It is the 18th-most populous city in the United States with a population of 780,995 in 2024, while the Seattle metropolitan area at over 4.15 million residents is the 15th-most populous metropolitan area in the nation. The city is the county seat of King County, the most populous county in Washington.
Nicknamed "The Emerald City", Seattle has an area of 369 km² and is home to 0.7 million people. The city dates back to 1851. Visitors come for Space Needle, Pike Place Market, Starbucks headquarters, and much more.
Seattle is Washington's most populous city with 780,995 residents in 2024, anchoring the Pacific Northwest.
Lisbon has a population density of 5,500 people per km² — a densely populated city. Seattle, with 2,005 people per km², is a moderately dense city. Lisbon is noticeably denser, packing 2.7 times more people per square kilometer.
Size Ratio
Lisbon fits inside Seattle ~3 times
Density Gap
Lisbon is 2.7x more densely populated
History
Lisbon is ~3,051 years older
Lisbon covers 100 km². Cities with a similar urban footprint include Barcelona (101 km²), Paris (105 km²), Copenhagen (91 km²), Zurich (88 km²), or Vancouver (115 km²).
Seattle covers 369 km². Cities with a similar urban footprint include Philadelphia (370 km²), Dhaka (368 km²), Portland (376 km²), Atlanta (348 km²), or Denver (401 km²).
The straight-line distance from Lisbon to Seattle is 8,366 km (5,198 miles), with an estimated flight time of ~10h 21m.
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