Country size comparison

compared to

Illinois is about 1.3 times bigger than Bulgaria.

Bulgaria is approximately 110,879 sq km, while Illinois is approximately 143,961 sq km, making Illinois 30% larger than Bulgaria. Meanwhile, the population of Bulgaria is ~6.9 million people (6.0 million more people live in Illinois).
Tip: This to-scale comparison of Bulgaria vs. Illinois uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Illinois vs. Bulgaria

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Quality of Life Comparison · 5 statistics
Be 80.7% more likely to live below the poverty line in Bulgaria
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Cost of Living Comparison · 7 categories - 2026 data
Bulgaria is 43.5% cheaper than Illinois
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