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 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.
Share

Compare further: Athens vs. San Francisco

Flip Comparison · See true size
See Athens on top of San Francisco
→
Cost of Living Comparison · 7 categories - 2026 data
San Francisco is 2.3 times more expensive than Athens
→
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.
Download on the App Store GET IT ON Google Play