In 2005, Harshman was nominated for two awards at the Young Artist Awards, one for Best Performance in a TV Movie, Miniseries or Special by a Supporting Young Actress for The Even Stevens Movie (2004) (TV) and the other for Best Performance in a TV Series (Comedy or Drama) by a Supporting Young Actress for Even Stevens (2001). In 2009, Harshman won the ShoWest "Female Stars of Tomorrow" award at the ShoWest Convention along with fellow Sorority Row cast members Briana Evigan, Leah Pipes, Rumer Willis, Jamie Chung and Audrina Patridge.