County Hall in Northallerton, North Yorkshire, England, serves as the headquarters of North Yorkshire County Council (NYCC). The building was opened in 1906 and has also been the headquarters of the North Riding County Council (NRCC), the NYCC’s predecessor, up until 1974. County Hall is at the south western edge of Northallerton (in the parish of Romanby) and is now a grade II* listed building.