City size comparison

compared to

Boston is about 936 times smaller than Pennsylvania.

Pennsylvania is approximately 116,075 sq km, while Boston is approximately 124 sq km, making Boston 0.11% the size of Pennsylvania.
Tip: This to-scale comparison of Pennsylvania vs. Boston uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Boston vs. Pennsylvania
Flip Comparison · See true size
See Boston on top of Pennsylvania
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Cost of Living Comparison · 7 categories - 2026 data
Pennsylvania is 21.0% cheaper than Boston
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