State size comparison

compared to

Oklahoma is about 1.5 times smaller than Colorado.

Colorado is approximately 268,627 sq km, while Oklahoma is approximately 177,847 sq km, making Oklahoma 66.21% the size of Colorado. Meanwhile, the population of Colorado is ~5.0 million people (1.3 million fewer people live in Oklahoma).
Tip: This to-scale comparison of Colorado vs. Oklahoma uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Oklahoma vs. Colorado

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See Oklahoma on top of Colorado
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Quality of Life Comparison · 17 statistics
Make 46.4% more money in Colorado
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Cost of Living Comparison · 7 categories - 2026 data
Colorado is 15.6% more expensive than Oklahoma
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