City size comparison

compared to

Prague is about 290 times smaller than Illinois.

Illinois is approximately 143,961 sq km, while Prague is approximately 496 sq km, making Prague 0.34% the size of Illinois.
Tip: This to-scale comparison of Illinois vs. Prague uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Prague vs. Illinois

Flip Comparison · See true size
See Prague on top of Illinois
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Cost of Living Comparison · 7 categories - 2026 data
Illinois is 31.9% more expensive than Prague
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