State size comparison

compared to

Oklahoma is about 302 times bigger than Chicago.

Chicago is approximately 590 sq km, while Oklahoma is approximately 177,847 sq km, making Oklahoma 30,053% larger than Chicago.
Tip: This to-scale comparison of Chicago vs. Oklahoma uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Oklahoma vs. Chicago
Flip Comparison · See true size
See Oklahoma on top of Chicago
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Cost of Living Comparison · 7 categories - 2026 data
Chicago is 34.1% more expensive than Oklahoma
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