State size comparison
compared to
Mississippi is about 1.2 times smaller than Illinois.
Illinois is approximately 143,961 sq km, while Mississippi is approximately 121,489 sq km, making Mississippi 84.39% the size of Illinois. Meanwhile, the population of Illinois is ~12.8 million people (9.9 million fewer people live in Mississippi).
Tip:
This to-scale comparison of
Illinois
vs.
Mississippi
uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Mississippi vs. Illinois
Flip Comparison · See true size
See Mississippi on top of Illinois
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Quality of Life Comparison · 18 statistics
Make 69.2% more money in Illinois
→
Cost of Living Comparison · 7 categories - 2026 data
Illinois is 26.8% more expensive than Mississippi
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City Size Comparison · See true size
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