How old was Martha Plimpton in The Goonies?

There’s something captivating about discovering a celebrity’s age during a defining role. Knowing that can offer insight into their career stage and personal growth. We’re about to uncover that piece of the puzzle.

In the movie The Goonies, Martha Plimpton was at the age of:

14 years old

Based on our estimate, that was the actual age of the celebrity at the time.

To determine the age, we considered the first day of the year The Goonies premiered:

January 1, 1985

And the date of birth of Martha Plimpton:

November 16, 1970

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