Christa was born on November 6, 1978 in Ojai, California. As a child she worked as a model, and during high school and college she was a lifeguard. She earned a Bachelor of Arts degree from the University of California, Irvine.
During Survivor: Pearl Islands, Christa was engaged to marry a race car driver, and has been married to him, Peter Waydo, since 2003. In fact, she is a member of the Sports Car Club of America so she can be a part of his pit crew when he races.
She currently works as a computer programmer.