City size comparison

compared to

Saint Petersburg is about 3.7 times smaller than Chicago.

Chicago is approximately 590 sq km, while Saint Petersburg is approximately 160 sq km, making Saint Petersburg 27.14% the size of Chicago.
Tip: This to-scale comparison of Chicago vs. Saint Petersburg uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Saint Petersburg vs. Chicago

Flip Comparison · See true size
See Saint Petersburg on top of Chicago
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Cost of Living Comparison · 7 categories - 2026 data
Chicago is 22.1% more expensive than Saint Petersburg
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