Reutlingen is a city in Baden-Württemberg, Germany. It is the capital of the eponymous district of Reutlingen. As of June 2018, it has a population of 115,818.
Reutlingen has a university of applied sciences, which was founded in 1855, originally as a weavers' school. Today Reutlingen is home to an established textile industry and also houses machinery, leather goods and steel manufacturing facilities. It has the narrowest street in the world, Spreuerhofstraße.