Benham Park is a mansion in the English ceremonial county of Berkshire and district of West Berkshire. It is 2 miles (3.2 km) west of Newbury within 500 metres (1,600 ft) of a junction of the A34 trunk road Newbury bypass outside the town side, in the Marsh Benham locality of Speen, a village within and outside the Newbury bypass. The house is a Grade II* listed building and the park is Grade II.