City size comparison

compared to

Amsterdam is about 4.7 times bigger than Rockville.

Rockville (map shows its 87 named neighbourhoods; the area covers the whole city) is approximately 35 sq km, while Amsterdam is approximately 166 sq km, making Amsterdam 372% larger than Rockville.
Tip: This to-scale comparison of Rockville vs. Amsterdam uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Amsterdam vs. Rockville

Flip Comparison · See true size
See Amsterdam on top of Rockville
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Cost of Living Comparison · 7 categories - 2026 data
Rockville is 9.1% cheaper than Amsterdam
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