City size comparison

compared to

Oakland is about 1.7 times bigger than San Francisco.

San Francisco (including the city proper only) is approximately 121 sq km, while Oakland (map shows its 131 named neighbourhoods; the area covers the whole city) is approximately 202 sq km, making Oakland 67% larger than San Francisco.
Tip: This to-scale comparison of San Francisco vs. Oakland uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Oakland vs. San Francisco

Flip Comparison · See true size
See Oakland on top of San Francisco
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Cost of Living Comparison · 7 categories - 2026 data
San Francisco is 12.4% more expensive than Oakland
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