Country size comparison

compared to

Ireland is about 2 times smaller than Illinois.

Illinois is approximately 143,961 sq km, while Ireland is approximately 70,273 sq km, making Ireland 48.81% the size of Illinois. Meanwhile, the population of Illinois is ~12.8 million people (7.6 million fewer people live in Ireland).
Tip: This to-scale comparison of Illinois vs. Ireland uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Ireland vs. Illinois
Flip Comparison · See true size
See Ireland on top of Illinois
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Cost of Living Comparison · 7 categories - 2026 data
Illinois is 16.8% more expensive than Ireland overall
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