Harefield House, a Grade II listed building, High Street, Harefield, was built by Sir Roger Newdigate in about 1750. From about 1765 to 1809 it was occupied by J. M. Bruhl. During World War I it served as No. 1 Australian Auxiliary Hospital. In 1937 it was acquired by the Ministry of Defence and was occupied by the Aeronautical Inspection Directorate.
harefield house a grade ii listed building high street harefield was built by sir roger newdigate in about 1750 from about 1765 to 1809 it was occupied by j m bruhl during world war i it served as no 1 australian auxiliary hospital in 1937 it was acquired by the ministry of defence and was occupied by the aeronautical inspection directorate