State size comparison
Illinois, USA
compared to
Washington, USA
Illinois is about 1.2 times smaller than Washington.
Washington is approximately 172,348 sq km, while Illinois is approximately 143,961 sq km, making Illinois 83.53% the size of Washington. Meanwhile, the population of Washington is ~6.7 million people (6.1 million more people live in Illinois).
We have positioned the outline of Washington near the middle of Illinois.
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This to-scale comparison of
Washington
vs.
Illinois
uses the Mercator projection, which distorts the size of regions near the poles. Learn more.
Note: Try dragging the outline to reposition.