State size comparison
compared to
South Dakota is about 1.3 times smaller than Oregon.
Oregon is approximately 248,631 sq km, while South Dakota is approximately 196,540 sq km, making South Dakota 79.05% the size of Oregon. Meanwhile, the population of Oregon is ~3.8 million people (3.0 million fewer people live in South Dakota).
Tip:
This to-scale comparison of
Oregon
vs.
South Dakota
uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: South Dakota vs. Oregon
Flip Comparison · See true size
See South Dakota on top of Oregon
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Quality of Life Comparison · 16 statistics
Be 2.1 times more likely to be unemployed in Oregon
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Cost of Living Comparison · 7 categories - 2026 data
Oregon is 22.0% more expensive than South Dakota
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City Size Comparison · See true size
Compare the size of Los Angeles vs New York City
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