Owners have updated the house by combining rooms to create larger and more open spaces. The house had 21 rooms and nine bathrooms but has been reduced to 15 rooms and 7 ½ bathrooms.
The estate is now on the market for $28 million. The house, on the largest of three lots, can be purchased separately for $18 million.
Seven years ago, the property sold for $6 million.
The Academy Award-winning actress retired to the home and lived there until her death in 2003 at age 96. The feminist icon won four Oscars and received 12 nominations over her 60-year career.