In 1870-72, John Marius Wilson's Imperial Gazetteer of England and Wales described Brearton like this:
BREARTON, a chapelry in Knaresborough parish, W. R. Yorkshire; 3 miles NW of Knaresborough. It became a separate charge in 1866. Pop., 275. Living, a vicarage. Value, £200. The church was built in 1836.
GB Historical GIS / University of Portsmouth, History of Brearton, in Harrogate and West Riding | Map and description, A Vision of Britain through Time.
Date accessed: 26th April 2017
Click here for more detailed advice on finding places within A Vision of Britain through Time , and maybe some references to other places called " Brearton ".