Preston Deanery is a village and former civil parish, now in the parish of Hackleton, in the West Northamptonshire district, in the ceremonial county of Northamptonshire, England. It is 4 miles south of Northampton town centre and 1.5 miles by road to the M1 London to Yorkshire motorway junction 15. It lies just off the B526 road from Northampton to Newpor…Preston Deanery is a village and former civil parish, now in the parish of Hackleton, in the West Northamptonshire district, in the ceremonial county of Northamptonshire, England. It is 4 miles south of Northampton town centre and 1.5 miles by road to the M1 London to Yorkshire motorway junction 15. It lies just off the B526 road from Northampton to Newport Pagnell, between Hackleton and Wootton, a former village which has become now a suburb of Northampton. The 2010 population estimate was 51.