State size comparison
compared to
Massachusetts is about 10 times smaller than South Dakota.
South Dakota is approximately 196,540 sq km, while Massachusetts is approximately 20,306 sq km, making Massachusetts 10.33% the size of South Dakota. Meanwhile, the population of South Dakota is ~814,180 people (5.7 million more people live in Massachusetts).
This to-scale comparison of
South Dakota
vs.
Massachusetts
uses the Mercator projection, which distorts the size of regions near the poles. Learn more.
Note: Try dragging the outline to reposition.
