Youlston Park also known as Youlston House is a privately owned 17th-century mansion house situated at Shirwell, near Barnstaple, North Devon. It is a Grade I listed building. The parkland is Grade II listed in the National Register of Historic Parks and Gardens. The mediaeval origins of the house including a detached Hall and a kitchen block were incorporated into the new house built in the late 17th century by Sir Arthur Chichester, 3rd Baronet (d.1718), Member of Parliament for Barnstaple, who died in 1718.( He was a younger son of the first of the Chichester baronets.)