Country size comparison

compared to

Illinois is about 610 times bigger than Cook Islands.

Cook Islands is approximately 236 sq km, while Illinois is approximately 143,961 sq km, making Illinois 60,900% larger than Cook Islands. Meanwhile, the population of Cook Islands is ~8,128 people (12.8 million more people live in Illinois).
Tip: This to-scale comparison of Cook Islands vs. Illinois uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Illinois vs. Cook Islands

Flip Comparison · See true size
See Illinois on top of Cook Islands
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Quality of Life Comparison · 2 statistics
Make 77.9% less money in Cook Islands
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Cost of Living Comparison · 7 categories - 2026 data
Cook Islands is 19.8% cheaper than Illinois
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Moving from Illinois to Cook Islands · Cost, visas & climate
Compare cost of living, salary and climate.
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