Langer House is a heritage-listed detached house at 396 Swann Road, St Lucia, City of Brisbane, Queensland, Australia. It was designed by architect Karl Langer as his own home and built in 1950. It was added to the Queensland Heritage Register on 21 October 1992.

St Lucia is a riverside suburb in the City of Brisbane, Queensland, Australia. In the 2016 census St Lucia had a population of 12,574 people. The University of Queensland is the main attraction of St Lucia, with the university, and residential colleges covering a large proportion of the suburb. St Lucia is home to a diverse range of people and families. Typically, the student population of St Lucia is high, especially in dwellings in the immediate vicinity of the university, but the suburb is also home to wealthy professionals and families.