Northumberland
From UK Flag Registry
| Flag Type | County Flag |
| Flag Date | 1951 |
| Designer | College of Arms |
| Adoption Route | Local Council |
| UK Design Code | UNKG7401 |
| Aspect Ratio | 3:5 |
| Pantone Colours | Red 485, Yellow 109 |
| Certification | Flag Institute Chief Vexillologist, Graham Bartram |
Notes
Northumberland County Council encourages its people to fly the banner of the Council's arms. The decision was made in November 1995. The historical county of Northumberland includes the city of Newcastle-upon-Tyne.
