Country size comparison

compared to

Nigeria is about 6 times bigger than Illinois.

Illinois is approximately 143,961 sq km, while Nigeria is approximately 923,768 sq km, making Nigeria 542% larger than Illinois. Meanwhile, the population of Illinois is ~12.8 million people (212.3 million more people live in Nigeria).
Tip: This to-scale comparison of Illinois vs. Nigeria uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Nigeria vs. Illinois

Flip Comparison · See true size
See Nigeria on top of Illinois
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Quality of Life Comparison · 4 statistics
Make 12.4 times more money in Illinois
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Cost of Living Comparison · 7 categories - 2026 data
Illinois is 5.0 times more expensive than Nigeria overall
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