Buckhurst Park is an English country house and landscaped park in Withyham, East Sussex. It is the seat of William Sackville, 11th Earl De La Warr.

Withyham is a village and large civil parish in the Wealden district of East Sussex, England. The village is situated 7 miles south west of Royal Tunbridge Wells and 3.5 miles (5.6 km) from Crowborough; the parish covers approximately 7,500 acres (30 km2).