Country size comparison

compared to

Portugal is about 1.6 times smaller than Illinois.

Illinois is approximately 143,961 sq km, while Portugal is approximately 92,090 sq km, making Portugal 63.97% the size of Illinois. Meanwhile, the population of Illinois is ~12.8 million people (2.6 million fewer people live in Portugal).
Tip: This to-scale comparison of Illinois vs. Portugal uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Portugal vs. Illinois

Flip Comparison · See true size
See Portugal on top of Illinois
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Quality of Life Comparison · 4 statistics
Make 69.5% more money in Illinois
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Cost of Living Comparison · 7 categories - 2026 data
Illinois is 55.4% more expensive than Portugal overall
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Moving from Portugal to Illinois · Cost, visas & climate
Compare cost of living, salary and climate.
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