Trenton is about 1.2 times smaller than Williamsburg.

Williamsburg (map shows its 52 named neighbourhoods; the area covers the whole city) is approximately 23 sq km, while Trenton is approximately 20 sq km, making Trenton 85.1% the size of Williamsburg.
Tip: This to-scale comparison of Williamsburg vs. Trenton uses the Mercator projection, which distorts the size of regions near the poles.
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