How many castles are in Massachusetts and what their names?

There are no real, historical castles in the state of Massachusetts. However, there are a number of historic estates and mansions that are modelled after castles or feature castle-like features, such as turrets and crenellations. These include:

- The Crane Estate, Ipswich

- The Hammond Castle Museum, Gloucester

- The Castle in the Clouds, Moultonborough, New Hampshire (just over the Massachusetts state line)

- Naumkeag, Stockbridge, Massachusetts

- The Larz Anderson Auto Museum, Brookline, Massachusetts