City size comparison

compared to

Saint Petersburg is around the same size as Washington.

Washington is approximately 158 sq km, while Saint Petersburg is approximately 160 sq km, making Saint Petersburg 1% larger than Washington.
Tip: This to-scale comparison of Washington vs. Saint Petersburg uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Saint Petersburg vs. Washington

Flip Comparison · See true size
See Saint Petersburg on top of Washington
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Cost of Living Comparison · 7 categories - 2026 data
Washington is 34.2% more expensive than Saint Petersburg
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