City size comparison

compared to

Boston is about 1,161 times smaller than Illinois.

Illinois is approximately 143,961 sq km, while Boston is approximately 124 sq km, making Boston 0.09% the size of Illinois.
Tip: This to-scale comparison of Illinois vs. Boston uses the Mercator projection, which distorts the size of regions near the poles.
Share
Compare further: Boston vs. Illinois
Flip Comparison · See true size
See Boston on top of Illinois
→
Cost of Living Comparison · 7 categories - 2026 data
Illinois is 21.3% cheaper than Boston
→