State size comparison
compared to
Oklahoma is around the same size as South Dakota.
South Dakota is approximately 196,540 sq km, while Oklahoma is approximately 177,847 sq km, making Oklahoma 90.49% the size of South Dakota. Meanwhile, the population of South Dakota is ~814,180 people (2.9 million more people live in Oklahoma).
Tip:
This to-scale comparison of
South Dakota
vs.
Oklahoma
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Compare further: Oklahoma vs. South Dakota
Flip Comparison · See true size
See Oklahoma on top of South Dakota
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Quality of Life Comparison · 17 statistics
Be 36.8% less likely to be unemployed in South Dakota
→
Cost of Living Comparison · 7 categories - 2026 data
South Dakota is 10.0% cheaper than Oklahoma
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City Size Comparison · See true size
Compare the size of Los Angeles vs New York City
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