Karen Ann Acostar, 60, of Huntingtown, MD passed quietly away at home with her family by her side. Karen was born on August 11, 1956 in Neptune, NJ to Matilda (Rüss) and Robert Serafin. She was the beloved wife of Chris Acostar and sister of Joan Lachapelle, Bob Serafin and Mary Robb. She is also survived by numerous nieces, nephews and friends. Karen was preceded in death by her father and siblings, Rosemarie Terhune and Richard Serafin. Arrangements by Lee Funeral Home.