City size comparison

compared to

Madrid is about 3.8 times bigger than Saint Louis.

Saint Louis is approximately 160 sq km, while Madrid is approximately 604 sq km, making Madrid 278% larger than Saint Louis.
Tip: This to-scale comparison of Saint Louis vs. Madrid uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Madrid vs. Saint Louis

Flip Comparison · See true size
See Madrid on top of Saint Louis
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Cost of Living Comparison · 7 categories - 2026 data
Saint Louis is 21.7% more expensive than Madrid
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