In 1938, when it became a single-member district for the first time, Victoria lost a significant number of voters to the new seat of Mount Gambier: the new Victoria covered Beachport, Binnum, Bool Lagoon, Conmurra, Coonawarra, Frances, Furner, Glenroy, Hatherleigh, Hynam, Hundred of Jessie, Kalangadoo, Kingston, Kybybolite, Lochaber, Lucindale, Millicent, Mount Benson, Mount Burr, Mount McIntyre, Nangula, Naracoorte, Penola, Reedy Creek, Rendelsham, Robe and Tantanoola.