London is about 68 times bigger than Williamsburg.

Williamsburg (map shows its 52 named neighbourhoods; the area covers the whole city) is approximately 23 sq km, while London (including the 32 boroughs of greater London) is approximately 1,572 sq km, making London 6,691% larger than Williamsburg.
Tip: This to-scale comparison of Williamsburg vs. London uses the Mercator projection, which distorts the size of regions near the poles.
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