City size comparison

compared to

Houston is about 87 times smaller than Illinois.

Illinois is approximately 143,961 sq km, while Houston is approximately 1,659 sq km, making Houston 1.15% the size of Illinois.
Tip: This to-scale comparison of Illinois vs. Houston uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Houston vs. Illinois
Flip Comparison · See true size
See Houston on top of Illinois
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Cost of Living Comparison · 7 categories - 2026 data
Illinois is 2.3% more expensive than Houston
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