Durham County, New South Wales
Durham County was one of the original Nineteen Counties in New South Wales and is now one of the 141 Cadastral divisions of New South Wales. It is bordered on the south and west by the Hunter River, and on the north and east by the Williams River. It includes Aberdeen and Muswellbrook. Before 1834, the area known as Durham County included what later became Gloucester and most of Brisbane counties, as far west as the Liverpool Range, and east to the Pacific, including Port Stephens, as shown on an .
Durham County was named in honour of John George Lambton, First Earl of Durham.
Parishes within this county
A full list of parishes found within this county; their current LGA and mapping coordinates to the approximate centre of each location is as follows:| Parish | LGA | Coordinates |
| Allyn | Dungog Shire | |
| Althorpe | Muswellbrook Shire | |
| Auckland | Singleton Council | |
| Avenal | Dungog Shire | |
| Balmoral | Muswellbrook Shire | |
| Barford | Dungog Shire | |
| Belltrees | Upper Hunter Shire | |
| Boonabilla | Dungog Shire | |
| Bronte | Upper Hunter Shire | |
| Brougham | Muswellbrook Shire | |
| Butterwick | Port Stephens Council | |
| Carrow | Dungog Shire | |
| Chalmers | Upper Hunter Shire | |
| Colonna | Dungog Shire | |
| Darlington | Singleton Council | |
| Doon | Upper Hunter Shire | |
| Dungog | Dungog Shire | |
| Dyrring | Singleton Council | |
| Fingal | Dungog Shire | |
| Foy | Muswellbrook Shire | |
| Glendon | Dungog Shire | |
| Goorangoola | Singleton Council | |
| Gotha | Singleton Council | |
| Gresford | Dungog Shire | |
| Herschell | Muswellbrook Shire | |
| Holywell | Dungog Shire | |
| Houghton | Dungog Shire | |
| Howick | Singleton Council | |
| Lewinsbrook | Dungog Shire | |
| Liddell | Muswellbrook Shire | |
| Liebeg | Singleton Council | |
| Mamaran | Upper Hunter Shire | |
| Marwood | Singleton Council | |
| Middlehope | Dungog Shire | |
| Mirannie | Singleton Council | |
| Moonan | Upper Hunter Shire | |
| Mount Royal | Singleton Council | |
| Oldcastle | Upper Hunter Shire | |
| Omadale | Upper Hunter Shire | |
| Prospero | Upper Hunter Shire | |
| Ravensworth | Singleton Council | |
| Rosamond | Singleton Council | |
| Rouchel | Upper Hunter Shire | |
| Rowan | Muswellbrook Shire | |
| Russell | Upper Hunter Shire | |
| Savoy | Muswellbrook Shire | |
| Seaham | Port Stephens Council | |
| Sedgefield | Singleton Council | |
| Shenstone | Singleton Council | |
| St Aubins | Upper Hunter Shire | |
| St Julian | Dungog Shire | |
| Stanhope | Singleton Council | |
| Tangory | Singleton Council | |
| Tillegra | Dungog Shire | |
| Tudor | Upper Hunter Shire | |
| Tyraman | Dungog Shire | |
| Uffington | Dungog Shire, Port Stephens Council | |
| Underbank | Dungog Shire | |
| Vane | Singleton Council | |
| Vaux | Muswellbrook Shire | |
| Wallarobba | Dungog Shire | |
| Wolfingham | Dungog Shire | |
| Wynn | Muswellbrook Shire |