State size comparison

compared to

Oklahoma is about 1.2 times smaller than Kansas.

Kansas is approximately 211,900 sq km, while Oklahoma is approximately 177,847 sq km, making Oklahoma 83.93% the size of Kansas. Meanwhile, the population of Kansas is ~2.9 million people (898,233 more people live in Oklahoma).
Tip: This to-scale comparison of Kansas vs. Oklahoma uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Oklahoma vs. Kansas

Flip Comparison · See true size
See Oklahoma on top of Kansas
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Quality of Life Comparison · 13 statistics
Be 23.6% less likely to live below the poverty line in Kansas
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Cost of Living Comparison · 7 categories - 2026 data
Kansas is 7.2% cheaper than Oklahoma
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