State size comparison
compared to
Illinois is about 2.8 times smaller than California.
California is approximately 403,882 sq km,
while Illinois is approximately 143,961 sq km, making
Illinois 35.64% the size of California.
Meanwhile, the population of California is ~37.3 million people
(24.4 million fewer people live in Illinois).
This to-scale comparison of
California
vs.
Illinois
uses the Mercator projection, which distorts the size of regions near the poles. Learn more.
Note: Try dragging the outline to reposition.
