Country size comparison
compared to
Australia is about 54 times bigger than Illinois.
Illinois is approximately 143,961 sq km, while Australia is approximately 7,741,220 sq km, making Australia 5,277% larger than Illinois. Meanwhile, the population of Illinois is ~12.8 million people (13.3 million more people live in Australia).
Compare further: Australia vs. Illinois
Flip Comparison · See true size
See Australia on top of Illinois
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Quality of Life Comparison · 4 statistics
Be 30.8% more likely to be unemployed in Illinois
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Cost of Living Comparison · 7 categories - 2026 data
Illinois is 7.4% more expensive than Australia overall
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City Size Comparison · See true size
Compare the size of Sydney vs Chicago
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