Size: 11,700 square feet
Built in 1835 — and old enough that originally the kitchen was in an outbuilding — this Greek revival mansion was added to by subsequent owners, and it now boasts such luxuries as a panelled library and a music room. Rather than move to the official governor’s mansion of Drumthwacket, New Jersey Gov. Chris Christie has chosen to stay in his home in the leafy suburb of Mendham, citing an unwillingness to disrupt his children’s education. The Neo-Eclectic house does have a number of pleasant features suitable for a state executive, including multiple fireplaces, a large open kitchen, and an outdoor pool set on extensive grounds.