Northallerton School is a coeducational secondary school and sixth form located in Northallerton, North Yorkshire, England. The school is located over two sites on Brompton Road and Grammar School Lane.

Northallerton is a market town and civil parish in North Yorkshire, England. It is near the River Wiske in the Vale of Mowbray and had a population of 16,832 in 2011. Northallerton is an administrative centre for York and North Yorkshire Combined Authority and North Yorkshire Council.