Real age of Logan Lerman in Percy Jackson: Sea of Monsters
In the movie Percy Jackson: Sea of Monsters, Logan Lerman was:
20 years old
That was the real age of the celebrity according to our calculation.
The calculation of the shown age took into account the first day of the year in which the movie Percy Jackson: Sea of Monsters was released:
January 1, 2013
And the day in which Logan Lerman was born:January 19, 1992
Since movies usually don't take more than one year to be released since the beginning of the filming process, Logan Lerman may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.