How old was Miley Cyrus in Hannah Montana: One in a Million?

It's common to wonder how old a celebrity was when they starred in a particular film. Knowing that can offer insight into their career stage and personal growth. We’re about to uncover that piece of the puzzle.

At the moment the movie Hannah Montana: One in a Million was being made, Miley Cyrus was:

15 years old

According to our findings, that was the correct age of the celebrity.

Our method involved using the first calendar day of the release year of Hannah Montana: One in a Million:

January 1, 2008

And the date of birth of Miley Cyrus, that is:

November 23, 1992

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