City size comparison

compared to

Dayton is about 4.1 times smaller than Chicago.

Chicago is approximately 590 sq km, while Dayton is approximately 145 sq km, making Dayton 24.51% the size of Chicago.
Tip: This to-scale comparison of Chicago vs. Dayton uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Dayton vs. Chicago

Flip Comparison · See true size
See Dayton on top of Chicago
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Cost of Living Comparison · 7 categories - 2026 data
Chicago is 94.0% more expensive than Dayton
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