State size comparison

compared to

Missouri is about 1.5 times smaller than Colorado.

Colorado is approximately 268,627 sq km, while Missouri is approximately 178,414 sq km, making Missouri 66.42% the size of Colorado. Meanwhile, the population of Colorado is ~5.0 million people (959,731 more people live in Missouri).
Tip: This to-scale comparison of Colorado vs. Missouri uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Missouri vs. Colorado

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Make 32.5% more money in Colorado
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Cost of Living Comparison · 7 categories - 2026 data
Colorado is 19.8% more expensive than Missouri
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