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is a village in Sauk County, Wisconsin, United States. The population was 416 at the 2000 census. The village is located within the Town of Merrimac.
It is the location of the Merrimac Ferry, a free ferry across the Wisconsin River operated by the state.
According to the United States Census Bureau, the village has a total area of 1.4 square miles (3.7 km²), of which, 0.8 square miles (2.0 km²) of it is land and 0.6 square miles (1.7 km²) of it (46.10%) is water.