At the start of 2000, Laura began dating Christopher Masterson. Christopher Masterson is also an actor and he is also her That '70s Show co-star. They remained in this romantic love affair for the next seven years and then finally 2007 they announce their breakup.
A year later, she was seen with Scott Michael Foster. Scott Michael Foster is also an actor from the United States. They also expressed their desire to get married soon but this didn't happen. They dated each other for about half a decade and they announced their separation in 2013.
When Laura was 13, she lost her father. He died during heart surgery. She got enrolled at Watchung Hills Regional High School where she received her formal education. As she was interested in acting since a young age, she appeared in the 1995 play A Woman of Property and Ascension Day. Next year, she took drama lessons at Thomas' Total Theatre Lab under Caroline Thomas. In 1997, she appeared in the soap opera series, They Go On. She made her debut acting role in 1998 starring the role of Donna Pinciotti in the television series, That '70s Show. She has been earning a lucrative amount of salary from her acting career and her net worth is said to be around $12 Million.