Daventry (ˈdævəntri , historically ˈdeɪntri ) is a market town and civil parish in the West Northamptonshire unitary authority in Northamptonshire, England, close to the border with Warwickshire. At the 2021 Census Daventry had a population of 28,123, making it the sixth largest town in Northamptonshire.
The town is north-northwest of London via the M1 motorway, west of Northampton, southwest of Rugby. and north-northeast of Banbury.
Other nearby places include: Southam, Coventry and the villages of Ashby St Ledgers, Badby, Barby, Braunston, Byfield, Charwelton, Dodford, Dunchurch, Everdon, Fawsley, Hellidon, Kilsby, Long Buckby, Newnham, Norton, Staverton, Welton, Weedon, and Woodford Halse. The town is twinned with Westerburg, Germany.
The town sits at around above sea level. To the north and west the land is generally lower than the town. Daventry sits on the watershed of the River Leam which flows to Leamington Spa, Warwick and the west of England and the River Nene which flows east. There is no river in the town and the largest gatherings of water are two reservoirs made to supply the canal that swings from Watford Gap into the west midlands through the Braunston Tunnel around the north of the town. To the northwest is Drayton Reservoir and to the north east is the Daventry Reservoir and country park.
Watford Gap is about northeast of the town. Through this gap pass the A5 (Watling Street Roman road), the Grand Union Canal, West Coast Main Line railway, the Northampton Loop Line and most recently the M1 motorway.
Daventry has several housing estates, which include: Drayton, Middlemore Farm, Lang Farm, Ashby Fields, Royal Oak, Timken, Stefen Hill, The Grange, The Southbrook, The Headlands and most recently Monksmoor Park.
The small historic core of Daventry, centred on High Street, Market Place, New Street, Sheaf Street and their surrounding streets is a conservation area, with most of its buildings dating from the 17th to 19th centuries including many listed buildings.