City size comparison

compared to

Rotterdam is about 1.5 times bigger than Seattle.

Seattle is approximately 217 sq km, while Rotterdam (map shows its 22 named neighbourhoods; the area covers the whole city) is approximately 319 sq km, making Rotterdam 47% larger than Seattle.
Tip: This to-scale comparison of Seattle vs. Rotterdam uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Rotterdam vs. Seattle

Flip Comparison · See true size
See Rotterdam on top of Seattle
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Cost of Living Comparison · 7 categories - 2026 data
Seattle is 17.5% more expensive than Rotterdam
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