How old was Blake Lively in The Sisterhood of the Traveling Pants 2?

It's common to wonder how old a celebrity was when they starred in a particular film. Age can be a surprising factor in how we perceive talent and maturity. We’re about to uncover that piece of the puzzle.

The age of Blake Lively while starring in The Sisterhood of the Traveling Pants 2 was:

20 years old

That was the real age of the celebrity according to our calculation.

We calculated the age by referencing the first day of the year The Sisterhood of the Traveling Pants 2 was launched:

January 1, 2008

And the day in which Blake Lively was born:

August 25, 1987

Because movies often premiere within a year of starting production, Blake Lively might have been either one year younger or older while filming some scenes.