how old was hilary duff in lizzie mcguire

Hilary Duff was 13 years old when Lizzie McGuire premiered in 2001, and she was about 13 to 16 during the show’s original run from 2001 to 2004.

Quick Scoop

• Born: September 28, 1987

• Lizzie McGuire started in 2001

• That makes her 13 at the start of the series and a mid-teen by the end of it

She was basically the same age range as the character, which helped the show feel so believable.