Reed was born in Detroit, Michigan and was raised in Roseville, Michigan. She graduated from Roseville High School in 2003. She has one older brother named Corey, a sister named Daniella, and was raised in a conservative Catholic family, though she has also stated that she attended a Baptist church growing up. Reed studied dance from an early age and was dance captain in high school. While living in Detroit, she was an active member of her local community theatre and starred in the musicals Annie, Fiddler on the Roof and Grease. She attended Wayne State University and was a part of the Bachelor of Fine Arts program. She moved to Chicago and appeared in a number of local productions. In December 2008, she moved to Hollywood to pursue a screen career.