Boarstall is a village and civil parish in the Aylesbury Vale district of Buckinghamshire, about 12 miles (19 km) west of Aylesbury. The parish is on the county boundary with Oxfordshire and the village is about 5.5 miles (9 km) southeast of the Oxfordshire market town of Bicester.

Sir Henry Gage was a Royalist officer in the English Civil War.