Gerrards Cross is a town and civil parish located in Buckinghamshire, England. Situated approximately 19 miles (31 km) west-north-west of central London, it lies on the lower slopes of the Chiltern Hills. The River Misbourne flows through the parish to the north-east of the town.
The town is contiguous with Chalfont St Peter to the north and is bordered by several other villages, including Fulmer, Hedgerley, Iver Heath, and Stoke Poges. It is located near the M25 and M40 motorways, with the latter running alongside woodland on the town's southern boundary. Notable historical features in the area include Bulstrode Park Camp, which served as an Iron Age fortified encampment.