Thornbury, Gloucestershire

Thornbury
Market town
Thornbury Town Hall
Thornbury Location within Gloucestershire
Population	14,496 (2021 census)[1]
OS grid reference	ST636902
Unitary authority	South Gloucestershire
Ceremonial county	Gloucestershire
Region	South West
Country	England
Sovereign state	United Kingdom
Post town	BRISTOL
Postcode district	BS35
Dialling code	01454
Police	Avon and Somerset
Fire	Avon
Ambulance	South Western
UK Parliament	Thornbury and Yate
List of places UK England Gloucestershire 51°36′34″N 2°31′30″W / 51.6094°N 2.5249°W / 51.6094; -2.5249

Thornbury is a market town and civil parish in the South Gloucestershire unitary authority area of England, about 12 mi (19 km) north of Bristol. It had a population of 12,063 at the 2011 census. The population has risen to 14,496 in the 2021 census.^[1] Thornbury is a Britain in Bloom award-winning town, with its own competition: Thornbury in Bloom. The earliest documentary evidence of a village at "Thornbyrig" dates from the end of the 9th century. The Domesday Book of 1086 noted a manor of "Turneberie" belonging to William the Conqueror’s consort, Matilda of Flanders, with 104 residents.