Charlton is located in North Central Victoria on the Calder Highway midway between Melbourne and Mildura, within the Buloke Shire. It is situated in the valley of the Avoca River in the last of the foothills of the Victorian highlands.
Victoria is Australia's second smallest State and covers only 3% of Australia's land area but has the second highest population of all States and Territories. Victoria's mainland and islands have a total length of 2,512 kilometres coastline which is about 4.2% of Australia's 59,736 kilometres of coastline. Australia is the driest inhabited continent and Victoria is no exception although the state capital Melbourne has the reputation to have 4 seasons in one day. Victoria is located in the southeast of mainland Australia and includes the most southern point on mainland Australia at Wilsons Promontory National Park.