State size comparison

compared to

Maryland is about 6 times smaller than Illinois.

Illinois is approximately 143,961 sq km, while Maryland is approximately 25,314 sq km, making Maryland 17.58% the size of Illinois. Meanwhile, the population of Illinois is ~12.8 million people (7.1 million fewer people live in Maryland).
Tip: This to-scale comparison of Illinois vs. Maryland uses the Mercator projection, which distorts the size of regions near the poles.
Share
Compare further: Maryland vs. Illinois
Flip Comparison · See true size
See Maryland on top of Illinois
→
Cost of Living Comparison · 7 categories - 2026 data
Illinois is 6.6% cheaper than Maryland
→