Iceland is about 1.9 times smaller than South Dakota.

South Dakota is approximately 196,540 sq km, while Iceland is approximately 103,000 sq km, making Iceland 52.41% the size of South Dakota. Meanwhile, the population of South Dakota is ~814,180 people (456,577 fewer people live in Iceland).
This to-scale comparison of South Dakota vs. Iceland uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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