The Waterloo Downtown Historic District in Waterloo, Wisconsin is a 5.2 acres (2.1 ha) historic district which was listed on the National Register of Historic Places in 2000.

[1] The district is made up of the old downtown of Waterloo, including the 1874 Italianate-styled Muebus & Fiebeger's Double Block,[2] the 1885 Brandner dry goods store,[3] the 1893 Queen Anne-styled Doering Block,[4] the 1896 Becken's Saloon,[5] the 1897 Failinger general store,[6] the 1923 Neoclassical Community Hall,[7] the 1924 Colonial Revival-ish Stoke Brothers Auto Filling Station,[8] and the 1938 Arte Moderne Mode Theater.

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