She was born on August 20, 1974, in Vicenza, Italy. She was the fourth of seven children born to Americans Kathryn and Richard Kent Adams, with her father stationed at Caserma Ederle military base at the time of her birth. The Adams family, which was Mormon, relocated from one base to another until they settled in Castle Rock, Colorado when Adams was about 8 years old.
Adams began dating fellow actor Darren Le Gallo in 2001. She gave birth to their daughter Aviana Olea Le Gallo on May 15, 2010. Adams and Le Gallo were married on May 2, 2015.