Oundle /ˈaʊndəl/ is an ancient market town on the River Nene in Northamptonshire, England, with a population at the 2011 census of 5,735. It is situated 68 mi (109 km) north of London and 12 mi (19 km) south-west of Peterborough. The nearest railway station is at Corby, 9.3 mi (15.0 km) west of Oundle.