State size comparison

compared to

Illinois is about 401 times bigger than Detroit.

Detroit is approximately 359 sq km, while Illinois is approximately 143,961 sq km, making Illinois 39,966% larger than Detroit.
Tip: This to-scale comparison of Detroit vs. Illinois uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Illinois vs. Detroit
Flip Comparison · See true size
See Illinois on top of Detroit
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Cost of Living Comparison · 7 categories - 2026 data
Detroit is 4.2% cheaper than Illinois
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