Sky is 12 years old
Elisabeth Sladen played Sarah Jane Smith in every Doctor Who episode and every Sarah Jane Adventures episode she was in. Jessica Ashworth played the 13 year old version of Sarah Jane Smith in the Sarah Jane Adventures episode "Whatever Happened To Sarah Jane?"
The font used for The Sarah Jane Adventures is called Rod and is used in a pinky purplish colour By the 11 year old who is SJA's biggest fan
His birthday is 22nd January 1993, so he is currently 17 (August 2010)
He is only about a year and a half old, He's technically 14 since he's genetically engineered by the Bane and his mind is made up of the minds of ten thousand people.
Sarah Jane Smith is played by Elizabeth Sladen. She first played the character in 1973 as the Doctor's companion in Doctor Who and continued until 1976. The role was resurrected in 2006.
Sarah Jane Honeywell is 37 years old (birthdate: January 5, 1974).
Sarah-Jane Potts is 35 years old (birthdate: August 30, 1976).
Sarah-Jane Mee is 37 years old (birthdate July 10, 1979).
Sarah Jane Morris is 51 years old (birthdate: March 21, 1959).
The first episode, a special called 'Invasion of the Bane', was premiered on 1st January 2007. However, the first series was aired in Autumn 2007.
Sarah Jane's age isn't really stated. Elisabeth Sladden was 63 when she died, so it's safe to assume Sarah Jane was supposed to be around the same age.
Sarah Jane Morris was born on March 21, 1959.