The property where Castine’s namesake lived is for sale

The property where Castine’s namesake lived is for sale

A riverfront property that was once home to Baron Jean-Vincent d’Abbadie de Saint-Castin, after whom the town of Castine is named, is for sale for nearly $6 million. On the site where Saint-Castin’s 17th century settlement of 160 people once stood, the 40-acre property now includes a main residence — a farmhouse with a wraparound porch and a two-car garage — as well as a guest cottage and outbuildings. The two-bedroom, five-bathroom home sits on…