Location and coordinates are for the approximate centre of Thirn within this administrative area. Geographic features and populated places may cross administrative borders.
Gazetteer of the British Isles (Edinburgh: Bartholomew, 1887). John Bartholomew
Thirn, township, Thornton Watlass par., North-Riding Yorkshire, 4 m. SW. of Bedale, 638 ac., pop. 126.
A village in Land of Count Alan hundred, in the county of Yorkshire.