Her parents divorced "amicably" when she was 16 years old, but her mother sought a "fresh start".Grace dropped out of high school to move to Los Angeles, California with her mother, while her younger siblings Ian and Marissa continued to live with their father.Maggie Grace is considered to be hot American actress having with perfect body measurements which comprises with the height of 5 feet and 9 inches tall enough to show her long and slim legs, hot and sexy figure i.e.is so called hourglass body shape and weighing more than 130 pounds exactly suits her to be sexy like in faster, she appeared to be wearing only black lingerie and many of the bikini pictures are exposed from this series.She was nominated in 2005 for a Teen Choice Award for Choice TV Breakout Performance – Female for her role on Lost, but lost to Desperate Housewives' Eva Longoria.She lived in Hawaii during the filming of the show's first season, and signed on to star opposite Tom Welling in The Fog, a 2005 remake of the 1980 horror film of the same name, as a character originally played by Jamie Lee Curtis.
Executive producer Carlton Cuse said that Grace's departure from the show was "sort of a win-win" as she was eager to enter a full-time career in film.
Her family lived in a 200-year-old house, the first saltbox house in central Ohio.
She attended Worthington Christian Schools from kindergarten through ninth grade and briefly attended Thomas Worthington High School, where she began acting in school plays and community theater, including a Jewish Community Center's Gallery Players' 2000 production of The Crucible.
Her breakout role was on 2002's television movie Murder in Greenwich, based on the true story of 15-year-old Martha Moxley's murder.
She was nominated for a Young Artist Award for her portrayal of Moxley in the Best Performance in a TV Movie, Miniseries or Special – Leading Young Actress category, but lost to Clara Bryant for Tru Confessions.