City size comparison

compared to

Frankfurt is about 2.4 times smaller than Chicago.

Chicago is approximately 590 sq km, while Frankfurt is approximately 248 sq km, making Frankfurt 42.1% the size of Chicago.
Tip: This to-scale comparison of Chicago vs. Frankfurt uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Frankfurt vs. Chicago

Flip Comparison · See true size
See Frankfurt on top of Chicago
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Cost of Living Comparison · 7 categories - 2026 data
Chicago is 33.7% more expensive than Frankfurt
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