La Valle is a village in Sauk County, Wisconsin, United States, along the Baraboo River.

A post office called La Valle has been in operation since 1856.

There were 172 housing units at an average density of 409.5 per square mile (158.1/km2).

The racial makeup of the village was 97.5% White, 0.3% African American, 1.6% Asian, and 0.5% from two or more races.

31.5% of all households were made up of individuals, and 14.5% had someone living alone who was 65 years of age or older.

24.2% of all households were made up of individuals, and 18.9% had someone living alone who was 65 years of age or older.

None of the families and 3.1% of the population were living below the poverty line, including no under eighteens and 14.3% of those over 64.