City size comparison

compared to

Athens is about 3.4 times bigger than San Francisco.

San Francisco (including the city proper only) is approximately 121 sq km, while Athens (map shows its 34 named neighbourhoods; the area covers the whole city) is approximately 412 sq km, making Athens 240% larger than San Francisco.
Tip: This to-scale comparison of San Francisco vs. Athens uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Athens vs. San Francisco

Flip Comparison · See true size
See Athens on top of San Francisco
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Cost of Living Comparison · 7 categories - 2026 data
San Francisco is 2.2 times more expensive than Athens
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