City size comparison

compared to

Kaiserslautern is around the same size as San Francisco.

San Francisco (including the city proper only) is approximately 121 sq km, while Kaiserslautern is approximately 140 sq km, making Kaiserslautern 15% larger than San Francisco.
Tip: This to-scale comparison of San Francisco vs. Kaiserslautern uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Kaiserslautern vs. San Francisco

Flip Comparison · See true size
See Kaiserslautern on top of San Francisco
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Cost of Living Comparison · 7 categories - 2026 data
San Francisco is 79.7% more expensive than Kaiserslautern
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