City size comparison

compared to

San Francisco is about 7 times smaller than Austin.

Austin is approximately 829 sq km, while San Francisco (including the city proper only) is approximately 121 sq km, making San Francisco 14.6% the size of Austin.
Tip: This to-scale comparison of Austin vs. San Francisco uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: San Francisco vs. Austin
Flip Comparison · See true size
See San Francisco on top of Austin
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Cost of Living Comparison · 7 categories - 2026 data
Austin is 30.0% cheaper than San Francisco
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