State size comparison

 Ohio, USA
compared to
 South Dakota, USA

Ohio is about 1.9 times smaller than South Dakota.

South Dakota is approximately 196,540 sq km, while Ohio is approximately 106,056 sq km, making Ohio 53.96% the size of South Dakota. Meanwhile, the population of South Dakota is ~814,180 people (10.7 million more people live in Ohio). We have positioned the outline of South Dakota near the middle of Ohio.
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Flip comparison: see Ohio on top of South Dakota
This to-scale comparison of South Dakota vs. Ohio uses the Mercator projection, which distorts the size of regions near the poles. Learn more.
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