Sarah Winchester net worth: Sarah Winchester is an American reality television star who has a net worth of $15 million dollars. One of the heirs to the Winchester Rifle fortune, and an descendant of Sarah Winchester of the Winchester Mystery House fame, Sarah Winchester joined the cast of "The Real Housewives of Orange County" in its 7th season. She is not a main cast member, and instead, appears occasionally, as a recurring housewife. She is most recognizable for her disagreements with main cast members Vicki and Heather, and is currently the only "friend" of the housewives currently appearing on the show. This is a significant drop from last season, which included three additional recurring cast members, none of whom returned for Season 7. The majority of Season 7′s cast has been with the show for five seasons or less, with the exception of Vicki Gunvalson, who has been a main cast member in every season since the series premiere in 2006.