Chicago is about 2.3 times bigger than Saint Kitts and Nevis.

Saint Kitts and Nevis is approximately 261 sq km, while Chicago is approximately 590 sq km, making Chicago 126% larger than Saint Kitts and Nevis.
Tip: This to-scale comparison of Saint Kitts and Nevis vs. Chicago uses the Mercator projection, which distorts the size of regions near the poles.
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