Madison is about 2.2 times smaller than Albuquerque.

Albuquerque (map shows its 231 named neighbourhoods; the area covers the whole city) is approximately 485 sq km, while Madison (map shows its 124 named neighbourhoods; the area covers the whole city) is approximately 217 sq km, making Madison 44.65% the size of Albuquerque.
Tip: This to-scale comparison of Albuquerque vs. Madison uses the Mercator projection, which distorts the size of regions near the poles.
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