The area of Knook Castle is 17,500.0 square meters.
The area of Bratton Castle is 101,171.41056 square meters.
The area of Daw's Castle is 20,000.0 square meters.
The area of Yarnbury Castle is 115,335.4080384 square meters.
The area of Castle Vale is 2,500,000.0 square meters.
The area of Castle Rising is 8,650,000.0 square meters.
The area of Castle Clinton is 4,046.8564224 square meters.
The area of Hearst Castle is 8,361.2736 square meters.
The area of Whitsbury Castle is 64,749.7027584 square meters.
The area of Castle Ditches is 97,124.5541376 square meters.
The area of Bincknoll Castle is 95,101.12592640001 square meters.
The area of Grovely castle is 52,609.1334912 square meters.
The area of Castle Acre is 13.18 square kilometers.