City size comparison

compared to

Seoul is about 11 times bigger than Portland.

Portland (map shows its 17 named neighbourhoods; the area covers the whole city) is approximately 56 sq km, while Seoul is approximately 605 sq km, making Seoul 985% larger than Portland.
Tip: This to-scale comparison of Portland vs. Seoul uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Seoul vs. Portland

Flip Comparison · See true size
See Seoul on top of Portland
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Cost of Living Comparison · 7 categories - 2026 data
Portland is 53.3% more expensive than Seoul
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