City size comparison

compared to

Dallas is about 6 times bigger than Saint Louis.

Saint Louis is approximately 160 sq km, while Dallas is approximately 880 sq km, making Dallas 450% larger than Saint Louis.
Tip: This to-scale comparison of Saint Louis vs. Dallas uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Dallas vs. Saint Louis

Flip Comparison · See true size
See Dallas on top of Saint Louis
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Cost of Living Comparison · 7 categories - 2026 data
Saint Louis is 6.0% cheaper than Dallas
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