Northallerton is a market town and civil parish in the Hambleton District of North Yorkshire, England. It lies in the Vale of Mowbray and at the northern end of the Vale of York. It had a population of 16,832 in the 2011 census, an increase from 15,741 in 2001. It has served as the county town of the North Riding of Yorkshire and, since 1974, of North Yorkshire. Northallerton is made up of four wards: North, Broomfield, Romanby and Central.
There has been a settlement at Northallerton since Roman times, however its growth in importance began in the 11th century when King William II gifted land to the Bishop of Durham. Under the Bishop's authority Northallerton became an important religious centre.
Wikipedia https://en.wikipedia.org/wiki/Northallerton
Coordinates 54°20'25.735" N -1°26'4.365" E