City size comparison

compared to

Boston is about 1.3 times smaller than Saint Louis.

Saint Louis is approximately 160 sq km, while Boston is approximately 124 sq km, making Boston 77.57% the size of Saint Louis.
Tip: This to-scale comparison of Saint Louis vs. Boston uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Boston vs. Saint Louis

Flip Comparison · See true size
See Boston on top of Saint Louis
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Cost of Living Comparison · 7 categories - 2026 data
Saint Louis is 21.6% cheaper than Boston
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