City size comparison

compared to

Copenhagen is about 1.8 times smaller than Washington.

Washington is approximately 158 sq km, while Copenhagen is approximately 90 sq km, making Copenhagen 56.85% the size of Washington.
Tip: This to-scale comparison of Washington vs. Copenhagen uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Copenhagen vs. Washington

Flip Comparison · See true size
See Copenhagen on top of Washington
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Cost of Living Comparison · 7 categories - 2026 data
Washington is 15.6% more expensive than Copenhagen
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