Country size comparison
compared to
San Marino is about 2,360 times smaller than Illinois.
Illinois is approximately 143,961 sq km, while San Marino is approximately 61 sq km, making San Marino 0.04% the size of Illinois. Meanwhile, the population of Illinois is ~12.8 million people (12.8 million fewer people live in San Marino).
Tip:
This to-scale comparison of
Illinois
vs.
San Marino
uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: San Marino vs. Illinois
Flip Comparison · See true size
See San Marino on top of Illinois
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Quality of Life Comparison · 3 statistics
Be 19.5% more likely to have internet access in Illinois
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Cost of Living Comparison · 6 categories - 2026 data
Illinois is 48.7% more expensive than San Marino overall
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Moving from San Marino to Illinois · Cost, visas & climate
Compare cost of living, salary and climate.
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