Thornholme is named in the Domesday Book, compiled by Norman commissioners in 1086, entered under the hundred of Burton in Yorkshire.
The settlement of Thornsett is recorded in William I’s Domesday survey of 1086, entered under the hundred of Blackwell in Derbyshire.
The settlement of Thornthorpe is recorded in William I’s Domesday survey of 1086, entered under the hundred of Acklam in Yorkshire.
The 1086 Domesday survey records the settlement of Thornton Bridge, entered under the hundred of Hallikeld in Yorkshire.
Thornton Dale appears in the Domesday Book of 1086, entered under the hundred of Dic in Yorkshire.
Thornton Fields appears in the Domesday Book of 1086, entered under the hundred of Langbaurgh in Yorkshire.
Thornton Hough appears in the Domesday Book of 1086, entered under the hundred of Willaston in Cheshire. The survey assessed Thornton Hough at 2 carucates of taxable land.
Most significantly, Thornton Hough is recorded as waste in 1086 — land rendered uninhabitable and valueless. Before the Conquest, the settlement had been assessed at 13d; by 1086 that value had collapsed entirely. This pattern — prosperity before 1066, devastation by 1086 — is the unmistakable signature of the Harrying of the North, William I’s campaign of systematic destruction across Yorkshire in 1069–70.
Thornton in Craven appears in the Domesday Book of 1086, entered under the hundred of Craven in Yorkshire.
The settlement of Thornton in Lonsdale is recorded in William I’s Domesday survey of 1086, entered under the hundred of Amounderness in Yorkshire.