Bell was born on July 18, 1980, in Huntington Woods, Michigan, a suburb of Detroit, where she was raised. Her mother, Lorelei ("née" Frygier), is a registered nurse, and her father, Tom Bell, works as a television news director in Las Vegas, Nevada. Her parents divorced when she was two years old, and she has two stepsisters from her father's second marriage. She also has two half-sisters and two half-brothers from her mother's second marriage. Her mother is of Polish descent, and her father has German, Scottish and Irish ancestry.