City size comparison

compared to

Ulm is about 14 times smaller than Houston.

Houston is approximately 1,659 sq km, while Ulm (map shows its 55 named neighbourhoods; the area covers the whole city) is approximately 119 sq km, making Ulm 7.15% the size of Houston.
Tip: This to-scale comparison of Houston vs. Ulm uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Ulm vs. Houston

Flip Comparison · See true size
See Ulm on top of Houston
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Cost of Living Comparison · 7 categories - 2026 data
Houston is 15.9% more expensive than Ulm
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