City size comparison

compared to

Key West is about 4.1 times smaller than Portland.

Portland (map shows its 17 named neighbourhoods; the area covers the whole city) is approximately 56 sq km, while Key West (area of Key West island) is approximately 14 sq km, making Key West 24.38% the size of Portland.
Tip: This to-scale comparison of Portland vs. Key West uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Key West vs. Portland

Flip Comparison · See true size
See Key West on top of Portland
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Cost of Living Comparison · 7 categories - 2026 data
Portland is 8.7% cheaper than Key West
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