SizerooGuessroo · All sizes

How long is each side of the Pentagon?

921 ftAbout 280.7 m · Building-sized

About 921 feet (281 m). Its five sides total almost a mile.

A red kangaroo would need about 35 hops (26 ft, or 8 m, each) to cover it.

921 ft
a basketball court

To scale: a side of the Pentagon is about 9.8× bigger than a basketball court.

Think you can guess sizes? Play today's Sizeroo

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].