Gerrards Cross (/ˌdʒɛrədzˈkrɒs/) is a town and civil parish in the South Bucks district of Buckinghamshire, England. It is in the south of the county, separated from the London Borough of Hillingdon at Harefield by Denham. London is centred 19 miles east. Geographically large and suburban, Gerrards Cross is south of Chalfont St Peter and north of Fulmer and Hedgerley. It spans foothills of the Chiltern Hills and land on the right bank of the River Misbourne — it has a central public park, Gerrards Cross Common and Bulstrode Park Camp, a preserved area of land which was an Iron Age fortified encampment.