State size comparison
compared to
Oregon is about 1.3 times bigger than South Dakota.
South Dakota is approximately 196,540 sq km, while Oregon is approximately 248,631 sq km, making Oregon 27% larger than South Dakota. Meanwhile, the population of South Dakota is ~814,180 people (3.0 million more people live in Oregon).
This to-scale comparison of
South Dakota
vs.
Oregon
uses the Mercator projection, which distorts the size of regions near the poles. Learn more.
Note: Try dragging the outline to reposition.