20
He was 17 in iCarly and he is now 21.
James Maslow was 17 years old.
James S. Sherman died on October 30, 1912 at the age of 57.
James S. Sherman was born on October 24, 1855 and died on October 30, 1912. James S. Sherman would have been 57 years old at the time of death or 156 years old today.