Wallacetown is a small town in Southland, in the South Island of New Zealand. Wallacetown is to the west of Invercargill, on high ground between the Makarewa and Ōreti rivers, near the Ōreti's estuary. Both rivers are popular for trout and whitebait fishing. It is considered to be a satellite town of Invercargill. It is served by State Highway 99, which skirts the town's northern edge.