State size comparison
compared to
South Dakota is about 1.4 times smaller than Colorado.
Colorado is approximately 268,627 sq km, while South Dakota is approximately 196,540 sq km, making South Dakota 73.16% the size of Colorado. Meanwhile, the population of Colorado is ~5.0 million people (4.2 million fewer people live in South Dakota).
This to-scale comparison of
Colorado
vs.
South Dakota
uses the Mercator projection, which distorts the size of regions near the poles. Learn more.
Note: Try dragging the outline to reposition.