State size comparison

 California, USA
compared to
 South Dakota, USA

California is about 2 times bigger than South Dakota.

South Dakota is approximately 196,540 sq km, while California is approximately 403,882 sq km, making California 105% larger than South Dakota. Meanwhile, the population of South Dakota is ~814,180 people (36.4 million more people live in California). We have positioned the outline of South Dakota near the middle of California.
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This to-scale comparison of South Dakota vs. California uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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