Wellingborough is a market town and civil parish in the North Northamptonshire unitary authority area of Northamptonshire, England. It is 65 miles (105 km) from London and 11 miles (18 km) from Northampton, and is on the north side of the River Nene.

North Northamptonshire is one of two local government districts in Northamptonshire, England. It is a unitary authority area forming about one half of the ceremonial county of Northamptonshire. It was created in 2021. Its council is based in Corby, the district's largest town. Other notable towns are Kettering, Wellingborough, Rushden, Raunds, Desborough, Rothwell, Irthlingborough, Thrapston and Oundle.