State size comparison
compared to
Illinois is about 1.2 times bigger than Mississippi.
Mississippi is approximately 121,489 sq km, while Illinois is approximately 143,961 sq km, making Illinois 18% larger than Mississippi. Meanwhile, the population of Mississippi is ~3.0 million people (9.9 million more people live in Illinois).
Tip:
This to-scale comparison of
Mississippi
vs.
Illinois
uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Illinois vs. Mississippi
Flip Comparison · See true size
See Illinois on top of Mississippi
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Quality of Life Comparison · 18 statistics
Be 61.4% more likely to live below the poverty line in Mississippi
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Cost of Living Comparison · 7 categories - 2026 data
Mississippi is 17.2% cheaper than Illinois
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Moving from Illinois to Mississippi · Cost, visas & climate
Compare cost of living, salary and climate.
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