Langenau is a town in the district of Alb-Donau in Baden-Württemberg in Germany.

[4] Langenau is located directly on the Autobahn A7 and near the A8 Public transport is provided by the Donau-Iller-Nahverkehrsverbund (DING).

Langenau is connected to the national rail network via the Brenz Railway (Brenzbahn) from Ulm to Aalen.

At Langenau town Wörth is a park with a water wheel, a lake and a playground.

Every year on the last weekend before the summer holidays, the traditional children's festival is held with a parade of schools.