What is Maureen McCormick's net worth? Maureen McCormick's net worth is $2 million dollars. Born in Encino, California, Maureen McCormick began her professional career as a child model, winning a beauty pageant in the San Fernando Valley at age 6, and then going on to appear in various commercials, including national spots for Mattel Toys advertising Barbie Dolls and the Chatty Cathy line of toys. She went on to serve as the voice of the Chatty Cathy Doll line as well. Her commercial work turned into numerous guest appearances on such shows "I Dream of Jeannie", "Honey West", "Bewitched", and "My Three Sons". In the late 1960s, she became a household name playing Marcia on "The Brady Bunch". The show would run for five years, and then enjoy a very popular syndicated run. It spawned multiple specials, a spin-off series, and even a series of parody movies. Post-"The Brady Bunch", she ran into problems with drugs and her career evaporated. After getting herself back on her feet, she guest starred on multiple television shows, and released a bestselling autobiography.