Country size comparison

compared to

United States is about 11,651 times bigger than San Diego.

San Diego is approximately 844 sq km, while United States is approximately 9,833,517 sq km, making United States 1,164,981% larger than San Diego.
Tip: This to-scale comparison of San Diego vs. United States uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: United States vs. San Diego

Flip Comparison · See true size
See United States on top of San Diego
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Cost of Living Comparison · 7 categories - 2026 data
San Diego is 25.0% more expensive than United States overall
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