SizerooGuessroo · All sizes

How long is the Grand Coulee Dam?

5,223 ftAbout 1,592 m · Land-sized

About 5,223 feet (1,592 m), nearly a mile across the Columbia River.

A red kangaroo would need about 200 hops (26 ft, or 8 m, each) to cover it.

5,223 ft
Cologne Cathedral

To scale: the Grand Coulee Dam is about 10× bigger than Cologne Cathedral.

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Things about the same size

Many real things vary in size, so we use a typical or official figure. Spotted a mistake? Email [email protected].