City size comparison

 Chicago (IL), United States
compared to
 San Diego (CA), United States

Chicago is about 1.4 times smaller than San Diego.

San Diego is approximately 844 sq km, while Chicago is approximately 590 sq km, making Chicago 69.88% the size of San Diego. We have positioned the outline of San Diego near the middle of Chicago.
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This to-scale comparison of San Diego vs. Chicago uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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