Location and coordinates are for the approximate centre of Thirlby within this administrative area. Geographic features and populated places may cross administrative borders.
Gazetteer of the British Isles (Edinburgh: Bartholomew, 1887). John Bartholomew
Thirlby, township, Feliskirk par., North-Riding Yorkshire, 4½ miles NE. of Thirsk, 635 ac., pop. 109.