How long does a boa constrictor get?

Answer 1

a average boa constrictor can get along 6 to 8 feet.

Answer 2

A common boa will average about 7 feet in length (sometimes longer)

Boa though does refer to a lot of different snakes. Anacondas actually fall into the Boa category too. :)

Answer 3

Average length for a full-grown common Boa - is around 13 feet (3 metres). As for girth - around the thickest part of its body it would be about the same as an adult human male's thigh.