County of Derby, Queensland
The County of Derby is a county in the Darling Downs region of Queensland, Australia. It was named and bounded by the Governor in Council on 7 March 1901 under the Land Act 1897.Parishes
Derby is divided into parishes, as listed below:
| Parish | LGA | Coordinates | Towns |
| Bingeyrang | Western Downs | | |
| Boondandilla | Goondiwindi | | |
| Braemar | Western Downs | | |
| Brigalow | Toowoomba | | |
| Bulli | Toowoomba | | |
| Cecil Plains | Toowoomba | | Cecil Plains |
| Daandine | Western Downs | | Ducklo |
| Domville | Toowoomba | | Millmerran |
| Dunmore | Toowoomba | | |
| Durabilla | Western Downs | | |
| Ewer | Western Downs | | |
| Greenbank | Western Downs | | |
| Halliford | Western Downs | | |
| Hill | Western Downs | | Nandi |
| Hunter | Western Downs | | |
| Kogan | Western Downs | | Kogan |
| Malara | Western Downs | | |
| Marmadua | Western Downs | | |
| Miles | Western Downs | | |
| Montrose | Western Downs | | |
| Mundagai | Western Downs | | |
| Myra | Western Downs | | |
| Perth | Western Downs | | |
| Stretchworth | Western Downs | | |
| Vickery | Western Downs | | |
| Vignoles | Toowoomba | | |
| Waar Waar | Western Downs | | |
| Waggaba | Western Downs | | |
| Weale | Toowoomba | | |
| Weranga | Western Downs | | Weranga |
| Western Creek | Toowoomba | | |
| Wilkie | Toowoomba | | |
| Yandilla | Toowoomba | | Kurrowah |
