City size comparison

compared to

San Francisco is about 4.3 times smaller than Warsaw.

Warsaw is approximately 517 sq km, while San Francisco (including the city proper only) is approximately 121 sq km, making San Francisco 23.4% the size of Warsaw.
Tip: This to-scale comparison of Warsaw vs. San Francisco uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: San Francisco vs. Warsaw

Flip Comparison · See true size
See San Francisco on top of Warsaw
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Cost of Living Comparison · 7 categories - 2026 data
Warsaw is 37.7% cheaper than San Francisco
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