Harbury is a village and civil parish in the Stratford-on-Avon district of Warwickshire, England. It is about 3 miles (5 km) west-southwest of Southam and about 5 miles (8 km) southeast of Royal Leamington Spa. The parish includes the hamlet of Deppers Bridge. The 2011 Census recorded the parish's population as 2,420. The village is on a ridge of lias up to 390 feet (119 m) high that runs roughly northeast – southwest. The parish covers 3,397 acres (1,375 ha). It is bounded by the River Itchen to the east, Fosse Way to the northwest, a minor road to the south and field boundaries on its other sides. Adjoining parishes are Bishop's Itchington, Bishop's Tachbrook, Chesterton, Ladbroke and Southam. The A425 road and the Chiltern Main Line pass through the parish just north of Harbury village. Junction 12 on the M40 motorway is about 3 miles (5 km) south of the village.