Thursby is a village in the Cumberland district of Cumbria, England. It is near to the city of Carlisle. Thursby was historically part of the county of Cumberland.

Cumberland is an area of Northern England which was historically a county. The county was bordered by Northumberland to the north-east, County Durham to the east, Westmorland to the south-east, Lancashire to the south, and the Scottish counties of Dumfriesshire and Roxburghshire to the north. The area includes the city of Carlisle, part of the Lake District and North Pennines, and the Solway Firth coastline.