Preston Deanery is a hamlet in the civil parish of Hackleton in South Northamptonshire, England. It is 4 miles (6 km) south of Northampton town centre and 1.5 miles (2 km) by road to the M1 London to Yorkshire motorway junction 15. It lies just off the B526 road (former A50) from Northampton to Newport Pagnell, between Hackleton and Wootton, a former village which has become now a suburb of Northampton.