The County of Dalhousie is one of the 37 counties of Victoria which are part of the cadastral divisions of Australia, used for land titles. It is located to the north of Melbourne. It is bounded by the Coliban River to the west. The Goulburn River forms part of the boundary to the north-east. Puckapunyal is on its northern edge, and Kilmore and Woodend on its southern edge. The county was proclaimed in 1849.