Martha Plimpton net worth: Martha Plimpton is an American actress with an estimated net worth of $3 million dollars. Born in New York, New York, Martha Plimpton began her professional career as a model in the early 80s, and then earned her first film role at age 11, in the movie, "Rollover". Since then, she has appeared in a string of film and television projects, both independent and mainstream. She is most widely recognized for her work in the films, "The Goonies', "Parenthood", "I Shot Andy Warhol", "Beautiful Girls", "200 Cigarettes", and "Remember Me", and for her recurring roles on such television shows as, "ER", "Law and Order: Special Victims Unit", "Grey's Anatomy", and "Raising Hope". She has also enjoyed a very successful career on Broadway. She has been nominated for multiple acting awards, including three Emmy Awards, and three Tony Awards. She has won one Emmy, an Outer Critic's Circle Award, and an Obie.