| Type | Four-page weekly |
|---|---|
| Format | Broadsheet |
| Owner(s) | Harold Campbell |
| Founded | December 1904 |
| Relaunched | The Gilgandra Weekly |
The Castlereagh, also published as The Gilgandra Weekly and Castlereagh and The Gilgandra Weekly, was the first newspaper published in Gilgandra, New South Wales, Australia. It was an English language paper, published weekly in broadsheet format.[1]